From f3756c1e0d09a90173851a8e8ab4f6342ae8de45 Mon Sep 17 00:00:00 2001
From: Craig Tiller <craig.tiller@gmail.com>
Date: Wed, 1 Jul 2015 17:21:01 -0700
Subject: Introduce multiple clocks to GPR

---
 src/core/surface/call.c             | 2 +-
 src/core/surface/completion_queue.c | 2 +-
 src/core/surface/init.c             | 2 ++
 3 files changed, 4 insertions(+), 2 deletions(-)

(limited to 'src/core/surface')

diff --git a/src/core/surface/call.c b/src/core/surface/call.c
index 181617fff8..82bd1b2de2 100644
--- a/src/core/surface/call.c
+++ b/src/core/surface/call.c
@@ -1190,7 +1190,7 @@ static void set_deadline_alarm(grpc_call *call, gpr_timespec deadline) {
   }
   GRPC_CALL_INTERNAL_REF(call, "alarm");
   call->have_alarm = 1;
-  grpc_alarm_init(&call->alarm, deadline, call_alarm, call, gpr_now());
+  grpc_alarm_init(&call->alarm, deadline, call_alarm, call, gpr_now(GPR_CLOCK_REALTIME));
 }
 
 /* we offset status by a small amount when storing it into transport metadata
diff --git a/src/core/surface/completion_queue.c b/src/core/surface/completion_queue.c
index 030a8b4e6f..3c074da652 100644
--- a/src/core/surface/completion_queue.c
+++ b/src/core/surface/completion_queue.c
@@ -325,7 +325,7 @@ void grpc_cq_hack_spin_pollset(grpc_completion_queue *cc) {
   gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
   grpc_pollset_kick(&cc->pollset);
   grpc_pollset_work(&cc->pollset,
-                    gpr_time_add(gpr_now(), gpr_time_from_millis(100)));
+                    gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_millis(100)));
   gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
 }
 
diff --git a/src/core/surface/init.c b/src/core/surface/init.c
index ca61a38a35..db896934a3 100644
--- a/src/core/surface/init.c
+++ b/src/core/surface/init.c
@@ -33,6 +33,7 @@
 
 #include <grpc/census.h>
 #include <grpc/grpc.h>
+#include <grpc/support/time.h>
 #include "src/core/channel/channel_stack.h"
 #include "src/core/debug/trace.h"
 #include "src/core/iomgr/iomgr.h"
@@ -56,6 +57,7 @@ void grpc_init(void) {
 
   gpr_mu_lock(&g_init_mu);
   if (++g_initializations == 1) {
+    gpr_time_init();
     grpc_register_tracer("channel", &grpc_trace_channel);
     grpc_register_tracer("surface", &grpc_surface_trace);
     grpc_register_tracer("http", &grpc_http_trace);
-- 
cgit v1.2.3


From f1bff016319861348e6a0460954c35634ea452b2 Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Mon, 6 Jul 2015 11:20:50 -0700
Subject: clang-format changed files

---
 include/grpc/support/time.h                    | 10 ++++-----
 src/core/channel/census_filter.c               | 28 ++++++++++++++++++--------
 src/core/channel/client_setup.c                |  5 +++--
 src/core/iomgr/iomgr.c                         |  3 ++-
 src/core/iomgr/pollset_posix.c                 |  7 ++++---
 src/core/iomgr/pollset_windows.c               |  4 +---
 src/core/iomgr/tcp_client_posix.c              |  3 ++-
 src/core/iomgr/tcp_client_windows.c            |  3 ++-
 src/core/security/credentials.c                | 14 ++++++++-----
 src/core/security/google_default_credentials.c |  7 ++++---
 src/core/security/json_token.c                 |  5 ++---
 src/core/statistics/census_tracing.c           | 12 +++++------
 src/core/statistics/window_stats.h             |  2 +-
 src/core/support/cancellable.c                 |  4 ++--
 src/core/support/time_posix.c                  |  7 ++-----
 src/core/support/time_win32.c                  |  3 ++-
 src/core/surface/call.c                        | 20 +++++++++---------
 src/core/surface/completion_queue.c            | 14 ++++++-------
 src/core/transport/chttp2/parsing.c            |  3 ++-
 src/core/transport/chttp2/stream_encoder.c     |  3 ++-
 test/core/end2end/cq_verifier.c                |  3 ++-
 test/core/fling/server.c                       |  3 ++-
 test/core/httpcli/httpcli_test.c               |  3 ++-
 test/core/iomgr/alarm_list_test.c              | 14 ++++++-------
 test/core/iomgr/tcp_client_posix_test.c        |  3 ++-
 test/core/support/cancellable_test.c           | 26 +++++++++++++-----------
 test/core/support/sync_test.c                  | 12 ++++++-----
 test/core/util/test_config.h                   |  8 ++++----
 28 files changed, 128 insertions(+), 101 deletions(-)

(limited to 'src/core/surface')

diff --git a/include/grpc/support/time.h b/include/grpc/support/time.h
index fb8371bb46..a5c947dfc8 100644
--- a/include/grpc/support/time.h
+++ b/include/grpc/support/time.h
@@ -46,8 +46,8 @@ extern "C" {
 #endif
 
 typedef struct gpr_timespec {
-    time_t tv_sec;
-    int tv_nsec;
+  time_t tv_sec;
+  int tv_nsec;
 } gpr_timespec;
 
 /* Time constants. */
@@ -66,8 +66,8 @@ extern const gpr_timespec gpr_inf_past;   /* The far past. */
 typedef enum {
   /* Monotonic clock. Epoch undefined. Always moves forwards. */
   GPR_CLOCK_MONOTONIC = 0,
-	/* Realtime clock. May jump forwards or backwards. Settable by
-	   the system administrator. Has its epoch at 0:00:00 UTC 1 Jan 1970. */
+  /* Realtime clock. May jump forwards or backwards. Settable by
+     the system administrator. Has its epoch at 0:00:00 UTC 1 Jan 1970. */
   GPR_CLOCK_REALTIME
 } gpr_clock_type;
 
@@ -112,4 +112,4 @@ double gpr_timespec_to_micros(gpr_timespec t);
 }
 #endif
 
-#endif  /* GRPC_SUPPORT_TIME_H */
+#endif /* GRPC_SUPPORT_TIME_H */
diff --git a/src/core/channel/census_filter.c b/src/core/channel/census_filter.c
index 0aa3cc3710..481e4eaf48 100644
--- a/src/core/channel/census_filter.c
+++ b/src/core/channel/census_filter.c
@@ -175,8 +175,8 @@ static void server_init_call_elem(grpc_call_element* elem,
 static void server_destroy_call_elem(grpc_call_element* elem) {
   call_data* d = elem->call_data;
   GPR_ASSERT(d != NULL);
-  d->stats.elapsed_time_ms =
-      gpr_timespec_to_micros(gpr_time_sub(gpr_now(GPR_CLOCK_REALTIME), d->start_ts));
+  d->stats.elapsed_time_ms = gpr_timespec_to_micros(
+      gpr_time_sub(gpr_now(GPR_CLOCK_REALTIME), d->start_ts));
   census_record_rpc_server_stats(d->op_id, &d->stats);
   census_tracing_end_op(d->op_id);
 }
@@ -200,11 +200,23 @@ static void destroy_channel_elem(grpc_channel_element* elem) {
 }
 
 const grpc_channel_filter grpc_client_census_filter = {
-    client_start_transport_op, channel_op, sizeof(call_data),
-    client_init_call_elem, client_destroy_call_elem, sizeof(channel_data),
-    init_channel_elem, destroy_channel_elem, "census-client"};
+    client_start_transport_op,
+    channel_op,
+    sizeof(call_data),
+    client_init_call_elem,
+    client_destroy_call_elem,
+    sizeof(channel_data),
+    init_channel_elem,
+    destroy_channel_elem,
+    "census-client"};
 
 const grpc_channel_filter grpc_server_census_filter = {
-    server_start_transport_op, channel_op, sizeof(call_data),
-    server_init_call_elem, server_destroy_call_elem, sizeof(channel_data),
-    init_channel_elem, destroy_channel_elem, "census-server"};
+    server_start_transport_op,
+    channel_op,
+    sizeof(call_data),
+    server_init_call_elem,
+    server_destroy_call_elem,
+    sizeof(channel_data),
+    init_channel_elem,
+    destroy_channel_elem,
+    "census-server"};
diff --git a/src/core/channel/client_setup.c b/src/core/channel/client_setup.c
index 9844f4e43e..3663130085 100644
--- a/src/core/channel/client_setup.c
+++ b/src/core/channel/client_setup.c
@@ -94,7 +94,8 @@ static void setup_initiate(grpc_transport_setup *sp) {
   int in_alarm = 0;
 
   r->setup = s;
-  r->deadline = gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_seconds(60));
+  r->deadline =
+      gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_seconds(60));
 
   gpr_mu_lock(&s->mu);
   GPR_ASSERT(s->refs > 0);
@@ -231,7 +232,7 @@ int grpc_client_setup_request_should_continue(grpc_client_setup_request *r,
   return result;
 }
 
-static void backoff_alarm_done(void *arg /* grpc_client_setup_request */, 
+static void backoff_alarm_done(void *arg /* grpc_client_setup_request */,
                                int success) {
   grpc_client_setup_request *r = arg;
   grpc_client_setup *s = r->setup;
diff --git a/src/core/iomgr/iomgr.c b/src/core/iomgr/iomgr.c
index 39ba4f5264..6954ddbf76 100644
--- a/src/core/iomgr/iomgr.c
+++ b/src/core/iomgr/iomgr.c
@@ -67,7 +67,8 @@ static void background_callback_executor(void *ignored) {
       gpr_mu_unlock(&g_mu);
       closure->cb(closure->cb_arg, closure->success);
       gpr_mu_lock(&g_mu);
-    } else if (grpc_alarm_check(&g_mu, gpr_now(GPR_CLOCK_REALTIME), &deadline)) {
+    } else if (grpc_alarm_check(&g_mu, gpr_now(GPR_CLOCK_REALTIME),
+                                &deadline)) {
     } else {
       gpr_mu_unlock(&g_mu);
       gpr_sleep_until(gpr_time_min(short_deadline, deadline));
diff --git a/src/core/iomgr/pollset_posix.c b/src/core/iomgr/pollset_posix.c
index 852f2f4740..205b1f2dbb 100644
--- a/src/core/iomgr/pollset_posix.c
+++ b/src/core/iomgr/pollset_posix.c
@@ -187,15 +187,16 @@ void grpc_pollset_destroy(grpc_pollset *pollset) {
   gpr_mu_destroy(&pollset->mu);
 }
 
-int grpc_poll_deadline_to_millis_timeout(gpr_timespec deadline, gpr_timespec now) {
+int grpc_poll_deadline_to_millis_timeout(gpr_timespec deadline,
+                                         gpr_timespec now) {
   gpr_timespec timeout;
   static const int max_spin_polling_us = 10;
   if (gpr_time_cmp(deadline, gpr_inf_future) == 0) {
     return -1;
   }
   if (gpr_time_cmp(
-        deadline, 
-        gpr_time_add(now, gpr_time_from_micros(max_spin_polling_us))) <= 0) {
+          deadline,
+          gpr_time_add(now, gpr_time_from_micros(max_spin_polling_us))) <= 0) {
     return 0;
   }
   timeout = gpr_time_sub(deadline, now);
diff --git a/src/core/iomgr/pollset_windows.c b/src/core/iomgr/pollset_windows.c
index c0573030e0..24226cc980 100644
--- a/src/core/iomgr/pollset_windows.c
+++ b/src/core/iomgr/pollset_windows.c
@@ -86,8 +86,6 @@ int grpc_pollset_work(grpc_pollset *pollset, gpr_timespec deadline) {
   return 1 /* GPR_TRUE */;
 }
 
-void grpc_pollset_kick(grpc_pollset *p) {
-  gpr_cv_signal(&p->cv);
-}
+void grpc_pollset_kick(grpc_pollset *p) { gpr_cv_signal(&p->cv); }
 
 #endif /* GPR_WINSOCK_SOCKET */
diff --git a/src/core/iomgr/tcp_client_posix.c b/src/core/iomgr/tcp_client_posix.c
index e0b0fd6e53..76bb15d26a 100644
--- a/src/core/iomgr/tcp_client_posix.c
+++ b/src/core/iomgr/tcp_client_posix.c
@@ -246,7 +246,8 @@ void grpc_tcp_client_connect(void (*cb)(void *arg, grpc_endpoint *ep),
   ac->write_closure.cb_arg = ac;
 
   gpr_mu_lock(&ac->mu);
-  grpc_alarm_init(&ac->alarm, deadline, on_alarm, ac, gpr_now(GPR_CLOCK_REALTIME));
+  grpc_alarm_init(&ac->alarm, deadline, on_alarm, ac,
+                  gpr_now(GPR_CLOCK_REALTIME));
   grpc_fd_notify_on_write(ac->fd, &ac->write_closure);
   gpr_mu_unlock(&ac->mu);
 
diff --git a/src/core/iomgr/tcp_client_windows.c b/src/core/iomgr/tcp_client_windows.c
index 2ae08f2435..16741452b9 100644
--- a/src/core/iomgr/tcp_client_windows.c
+++ b/src/core/iomgr/tcp_client_windows.c
@@ -215,7 +215,8 @@ void grpc_tcp_client_connect(void (*cb)(void *arg, grpc_endpoint *tcp),
   ac->refs = 2;
   ac->aborted = 0;
 
-  grpc_alarm_init(&ac->alarm, deadline, on_alarm, ac, gpr_now(GPR_CLOCK_REALTIME));
+  grpc_alarm_init(&ac->alarm, deadline, on_alarm, ac,
+                  gpr_now(GPR_CLOCK_REALTIME));
   socket->write_info.outstanding = 1;
   grpc_socket_notify_on_write(socket, on_connect, ac);
   return;
diff --git a/src/core/security/credentials.c b/src/core/security/credentials.c
index 4481554d74..53643c7731 100644
--- a/src/core/security/credentials.c
+++ b/src/core/security/credentials.c
@@ -384,7 +384,8 @@ static void jwt_get_request_metadata(grpc_credentials *creds,
     if (c->cached.service_url != NULL &&
         strcmp(c->cached.service_url, service_url) == 0 &&
         c->cached.jwt_md != NULL &&
-        (gpr_time_cmp(gpr_time_sub(c->cached.jwt_expiration, gpr_now(GPR_CLOCK_REALTIME)),
+        (gpr_time_cmp(gpr_time_sub(c->cached.jwt_expiration,
+                                   gpr_now(GPR_CLOCK_REALTIME)),
                       refresh_threshold) > 0)) {
       jwt_md = grpc_credentials_md_store_ref(c->cached.jwt_md);
     }
@@ -401,7 +402,8 @@ static void jwt_get_request_metadata(grpc_credentials *creds,
       char *md_value;
       gpr_asprintf(&md_value, "Bearer %s", jwt);
       gpr_free(jwt);
-      c->cached.jwt_expiration = gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), c->jwt_lifetime);
+      c->cached.jwt_expiration =
+          gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), c->jwt_lifetime);
       c->cached.service_url = gpr_strdup(service_url);
       c->cached.jwt_md = grpc_credentials_md_store_create(1);
       grpc_credentials_md_store_add_cstrings(
@@ -586,7 +588,8 @@ static void on_oauth2_token_fetcher_http_response(
   status = grpc_oauth2_token_fetcher_credentials_parse_server_response(
       response, &c->access_token_md, &token_lifetime);
   if (status == GRPC_CREDENTIALS_OK) {
-    c->token_expiration = gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), token_lifetime);
+    c->token_expiration =
+        gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), token_lifetime);
     r->cb(r->user_data, c->access_token_md->entries,
           c->access_token_md->num_entries, status);
   } else {
@@ -608,8 +611,9 @@ static void oauth2_token_fetcher_get_request_metadata(
   {
     gpr_mu_lock(&c->mu);
     if (c->access_token_md != NULL &&
-        (gpr_time_cmp(gpr_time_sub(c->token_expiration, gpr_now(GPR_CLOCK_REALTIME)),
-                      refresh_threshold) > 0)) {
+        (gpr_time_cmp(
+             gpr_time_sub(c->token_expiration, gpr_now(GPR_CLOCK_REALTIME)),
+             refresh_threshold) > 0)) {
       cached_access_token_md =
           grpc_credentials_md_store_ref(c->access_token_md);
     }
diff --git a/src/core/security/google_default_credentials.c b/src/core/security/google_default_credentials.c
index 93e609456e..e207f66aed 100644
--- a/src/core/security/google_default_credentials.c
+++ b/src/core/security/google_default_credentials.c
@@ -104,9 +104,10 @@ static int is_stack_running_on_compute_engine(void) {
 
   grpc_httpcli_context_init(&context);
 
-  grpc_httpcli_get(&context, &detector.pollset, &request,
-                   gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), max_detection_delay),
-                   on_compute_engine_detection_http_response, &detector);
+  grpc_httpcli_get(
+      &context, &detector.pollset, &request,
+      gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), max_detection_delay),
+      on_compute_engine_detection_http_response, &detector);
 
   /* Block until we get the response. This is not ideal but this should only be
      called once for the lifetime of the process by the default credentials. */
diff --git a/src/core/security/json_token.c b/src/core/security/json_token.c
index 3c411d76cf..a680360eb5 100644
--- a/src/core/security/json_token.c
+++ b/src/core/security/json_token.c
@@ -218,8 +218,8 @@ static char *encoded_jwt_claim(const grpc_auth_json_key *json_key,
   gpr_ltoa(now.tv_sec, now_str);
   gpr_ltoa(expiration.tv_sec, expiration_str);
 
-  child = create_child(NULL, json, "iss", json_key->client_email,
-                       GRPC_JSON_STRING);
+  child =
+      create_child(NULL, json, "iss", json_key->client_email, GRPC_JSON_STRING);
   if (scope != NULL) {
     child = create_child(child, json, "scope", scope, GRPC_JSON_STRING);
   } else {
@@ -396,4 +396,3 @@ void grpc_auth_refresh_token_destruct(grpc_auth_refresh_token *refresh_token) {
     refresh_token->refresh_token = NULL;
   }
 }
-
diff --git a/src/core/statistics/census_tracing.c b/src/core/statistics/census_tracing.c
index 3b31a02cb3..3036ba5407 100644
--- a/src/core/statistics/census_tracing.c
+++ b/src/core/statistics/census_tracing.c
@@ -143,8 +143,8 @@ void census_tracing_end_op(census_op_id op_id) {
   gpr_mu_lock(&g_mu);
   trace = census_ht_find(g_trace_store, op_id_as_key(&op_id));
   if (trace != NULL) {
-    trace->rpc_stats.elapsed_time_ms =
-        gpr_timespec_to_micros(gpr_time_sub(gpr_now(GPR_CLOCK_REALTIME), trace->ts));
+    trace->rpc_stats.elapsed_time_ms = gpr_timespec_to_micros(
+        gpr_time_sub(gpr_now(GPR_CLOCK_REALTIME), trace->ts));
     gpr_log(GPR_DEBUG, "End tracing for id %lu, method %s, latency %f us",
             op_id_2_uint64(&op_id), trace->method,
             trace->rpc_stats.elapsed_time_ms);
@@ -194,8 +194,8 @@ const char* census_get_trace_method_name(const census_trace_obj* trace) {
 
 static census_trace_annotation* dup_annotation_chain(
     census_trace_annotation* from) {
-  census_trace_annotation *ret = NULL;
-  census_trace_annotation **to = &ret;
+  census_trace_annotation* ret = NULL;
+  census_trace_annotation** to = &ret;
   for (; from != NULL; from = from->next) {
     *to = gpr_malloc(sizeof(census_trace_annotation));
     memcpy(*to, from, sizeof(census_trace_annotation));
@@ -223,9 +223,9 @@ census_trace_obj** census_get_active_ops(int* num_active_ops) {
     size_t n = 0;
     census_ht_kv* all_kvs = census_ht_get_all_elements(g_trace_store, &n);
     *num_active_ops = (int)n;
-    if (n != 0 ) {
+    if (n != 0) {
       size_t i = 0;
-      ret = gpr_malloc(sizeof(census_trace_obj *) * n);
+      ret = gpr_malloc(sizeof(census_trace_obj*) * n);
       for (i = 0; i < n; i++) {
         ret[i] = trace_obj_dup((census_trace_obj*)all_kvs[i].v);
       }
diff --git a/src/core/statistics/window_stats.h b/src/core/statistics/window_stats.h
index 9651198c71..0020f6b44c 100644
--- a/src/core/statistics/window_stats.h
+++ b/src/core/statistics/window_stats.h
@@ -170,4 +170,4 @@ void census_window_stats_get_sums(const struct census_window_stats* wstats,
    assertion failure). This function is thread-compatible. */
 void census_window_stats_destroy(struct census_window_stats* wstats);
 
-#endif  /* GRPC_INTERNAL_CORE_STATISTICS_WINDOW_STATS_H */
+#endif /* GRPC_INTERNAL_CORE_STATISTICS_WINDOW_STATS_H */
diff --git a/src/core/support/cancellable.c b/src/core/support/cancellable.c
index 4f8f237f40..3cbb318ab6 100644
--- a/src/core/support/cancellable.c
+++ b/src/core/support/cancellable.c
@@ -121,8 +121,8 @@ void gpr_cancellable_cancel(gpr_cancellable *c) {
         } else {
           gpr_event ev;
           gpr_event_init(&ev);
-          gpr_event_wait(&ev,
-                         gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000)));
+          gpr_event_wait(&ev, gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                                           gpr_time_from_micros(1000)));
         }
       }
     } while (failures != 0);
diff --git a/src/core/support/time_posix.c b/src/core/support/time_posix.c
index d5797e0db2..f9b7958783 100644
--- a/src/core/support/time_posix.c
+++ b/src/core/support/time_posix.c
@@ -56,10 +56,7 @@ static gpr_timespec gpr_from_timespec(struct timespec ts) {
 }
 
 /** maps gpr_clock_type --> clockid_t for clock_gettime */
-static clockid_t clockid_for_gpr_clock[] = {
-  CLOCK_MONOTONIC,
-  CLOCK_REALTIME
-};
+static clockid_t clockid_for_gpr_clock[] = {CLOCK_MONOTONIC, CLOCK_REALTIME};
 
 void gpr_time_init(void) {}
 
@@ -79,7 +76,7 @@ static double g_time_scale;
 static uint64_t g_time_start;
 
 void gpr_time_init(void) {
-  mach_timebase_info_data_t tb = { 0, 1 };
+  mach_timebase_info_data_t tb = {0, 1};
   mach_timebase_info(&tb);
   g_time_scale = tb.numer;
   g_time_scale /= tb.denom;
diff --git a/src/core/support/time_win32.c b/src/core/support/time_win32.c
index 827abc741d..d015133561 100644
--- a/src/core/support/time_win32.c
+++ b/src/core/support/time_win32.c
@@ -64,7 +64,8 @@ void gpr_sleep_until(gpr_timespec until) {
     }
 
     delta = gpr_time_sub(until, now);
-    sleep_millis = (DWORD)delta.tv_sec * GPR_MS_PER_SEC + delta.tv_nsec / GPR_NS_PER_MS;
+    sleep_millis =
+        (DWORD)delta.tv_sec * GPR_MS_PER_SEC + delta.tv_nsec / GPR_NS_PER_MS;
     Sleep(sleep_millis);
   }
 }
diff --git a/src/core/surface/call.c b/src/core/surface/call.c
index 82bd1b2de2..b86df19cb5 100644
--- a/src/core/surface/call.c
+++ b/src/core/surface/call.c
@@ -464,8 +464,7 @@ static int need_more_data(grpc_call *call) {
          (is_op_live(call, GRPC_IOREQ_RECV_CLOSE) &&
           grpc_bbq_empty(&call->incoming_queue)) ||
          (call->write_state == WRITE_STATE_INITIAL && !call->is_client) ||
-         (call->cancel_with_status != GRPC_STATUS_OK) ||
-         call->destroy_called;
+         (call->cancel_with_status != GRPC_STATUS_OK) || call->destroy_called;
 }
 
 static void unlock(grpc_call *call) {
@@ -1155,7 +1154,8 @@ static void execute_op(grpc_call *call, grpc_transport_op *op) {
     } else {
       finished_loose_op_allocated_args *args = gpr_malloc(sizeof(*args));
       args->call = call;
-      grpc_iomgr_closure_init(&args->closure, finished_loose_op_allocated, args);
+      grpc_iomgr_closure_init(&args->closure, finished_loose_op_allocated,
+                              args);
       op->on_consumed = &args->closure;
     }
   }
@@ -1190,7 +1190,8 @@ static void set_deadline_alarm(grpc_call *call, gpr_timespec deadline) {
   }
   GRPC_CALL_INTERNAL_REF(call, "alarm");
   call->have_alarm = 1;
-  grpc_alarm_init(&call->alarm, deadline, call_alarm, call, gpr_now(GPR_CLOCK_REALTIME));
+  grpc_alarm_init(&call->alarm, deadline, call_alarm, call,
+                  gpr_now(GPR_CLOCK_REALTIME));
 }
 
 /* we offset status by a small amount when storing it into transport metadata
@@ -1229,13 +1230,13 @@ static gpr_uint32 decode_compression(grpc_mdelem *md) {
   } else {
     gpr_uint32 parsed_clevel_bytes;
     if (gpr_parse_bytes_to_uint32(grpc_mdstr_as_c_string(md->value),
-                                   GPR_SLICE_LENGTH(md->value->slice),
-                                   &parsed_clevel_bytes)) {
+                                  GPR_SLICE_LENGTH(md->value->slice),
+                                  &parsed_clevel_bytes)) {
       /* the following cast is safe, as a gpr_uint32 should be able to hold all
        * possible values of the grpc_compression_level enum */
-      clevel = (grpc_compression_level) parsed_clevel_bytes;
+      clevel = (grpc_compression_level)parsed_clevel_bytes;
     } else {
-      clevel = GRPC_COMPRESS_LEVEL_NONE;  /* could not parse, no compression */
+      clevel = GRPC_COMPRESS_LEVEL_NONE; /* could not parse, no compression */
     }
     grpc_mdelem_set_user_data(md, destroy_compression,
                               (void *)(gpr_intptr)(clevel + COMPRESS_OFFSET));
@@ -1258,7 +1259,8 @@ static void recv_metadata(grpc_call *call, grpc_metadata_batch *md) {
       set_status_code(call, STATUS_FROM_WIRE, decode_status(md));
     } else if (key == grpc_channel_get_message_string(call->channel)) {
       set_status_details(call, STATUS_FROM_WIRE, grpc_mdstr_ref(md->value));
-    } else if (key == grpc_channel_get_compresssion_level_string(call->channel)) {
+    } else if (key ==
+               grpc_channel_get_compresssion_level_string(call->channel)) {
       set_decode_compression_level(call, decode_compression(md));
     } else {
       dest = &call->buffered_metadata[is_trailing];
diff --git a/src/core/surface/completion_queue.c b/src/core/surface/completion_queue.c
index 3c074da652..c3f209667f 100644
--- a/src/core/surface/completion_queue.c
+++ b/src/core/surface/completion_queue.c
@@ -90,9 +90,8 @@ grpc_completion_queue *grpc_completion_queue_create(void) {
 #ifdef GRPC_CQ_REF_COUNT_DEBUG
 void grpc_cq_internal_ref(grpc_completion_queue *cc, const char *reason,
                           const char *file, int line) {
-  gpr_log(file, line, GPR_LOG_SEVERITY_DEBUG, "CQ:%p   ref %d -> %d %s",
-          cc, (int)cc->owning_refs.count, (int)cc->owning_refs.count + 1,
-          reason);
+  gpr_log(file, line, GPR_LOG_SEVERITY_DEBUG, "CQ:%p   ref %d -> %d %s", cc,
+          (int)cc->owning_refs.count, (int)cc->owning_refs.count + 1, reason);
 #else
 void grpc_cq_internal_ref(grpc_completion_queue *cc) {
 #endif
@@ -107,9 +106,8 @@ static void on_pollset_destroy_done(void *arg) {
 #ifdef GRPC_CQ_REF_COUNT_DEBUG
 void grpc_cq_internal_unref(grpc_completion_queue *cc, const char *reason,
                             const char *file, int line) {
-  gpr_log(file, line, GPR_LOG_SEVERITY_DEBUG, "CQ:%p unref %d -> %d %s",
-          cc, (int)cc->owning_refs.count, (int)cc->owning_refs.count - 1,
-          reason);
+  gpr_log(file, line, GPR_LOG_SEVERITY_DEBUG, "CQ:%p unref %d -> %d %s", cc,
+          (int)cc->owning_refs.count, (int)cc->owning_refs.count - 1, reason);
 #else
 void grpc_cq_internal_unref(grpc_completion_queue *cc) {
 #endif
@@ -324,8 +322,8 @@ grpc_pollset *grpc_cq_pollset(grpc_completion_queue *cc) {
 void grpc_cq_hack_spin_pollset(grpc_completion_queue *cc) {
   gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
   grpc_pollset_kick(&cc->pollset);
-  grpc_pollset_work(&cc->pollset,
-                    gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_millis(100)));
+  grpc_pollset_work(&cc->pollset, gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                                               gpr_time_from_millis(100)));
   gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
 }
 
diff --git a/src/core/transport/chttp2/parsing.c b/src/core/transport/chttp2/parsing.c
index a11b7e6d36..51278406f5 100644
--- a/src/core/transport/chttp2/parsing.c
+++ b/src/core/transport/chttp2/parsing.c
@@ -205,7 +205,8 @@ void grpc_chttp2_publish_reads(
     }
     if (stream_parsing->saw_rst_stream) {
       stream_global->cancelled = 1;
-      stream_global->cancelled_status = grpc_chttp2_http2_error_to_grpc_status(stream_parsing->rst_stream_reason);
+      stream_global->cancelled_status = grpc_chttp2_http2_error_to_grpc_status(
+          stream_parsing->rst_stream_reason);
       if (stream_parsing->rst_stream_reason == GRPC_CHTTP2_NO_ERROR) {
         stream_global->published_cancelled = 1;
       }
diff --git a/src/core/transport/chttp2/stream_encoder.c b/src/core/transport/chttp2/stream_encoder.c
index db642961ec..fb1002861a 100644
--- a/src/core/transport/chttp2/stream_encoder.c
+++ b/src/core/transport/chttp2/stream_encoder.c
@@ -437,7 +437,8 @@ static void deadline_enc(grpc_chttp2_hpack_compressor *c, gpr_timespec deadline,
                          framer_state *st) {
   char timeout_str[GRPC_CHTTP2_TIMEOUT_ENCODE_MIN_BUFSIZE];
   grpc_mdelem *mdelem;
-  grpc_chttp2_encode_timeout(gpr_time_sub(deadline, gpr_now(GPR_CLOCK_REALTIME)), timeout_str);
+  grpc_chttp2_encode_timeout(
+      gpr_time_sub(deadline, gpr_now(GPR_CLOCK_REALTIME)), timeout_str);
   mdelem = grpc_mdelem_from_metadata_strings(
       c->mdctx, grpc_mdstr_ref(c->timeout_key_str),
       grpc_mdstr_from_string(c->mdctx, timeout_str));
diff --git a/test/core/end2end/cq_verifier.c b/test/core/end2end/cq_verifier.c
index c290cfdbad..407c72b519 100644
--- a/test/core/end2end/cq_verifier.c
+++ b/test/core/end2end/cq_verifier.c
@@ -248,7 +248,8 @@ void cq_verify(cq_verifier *v) {
 }
 
 void cq_verify_empty(cq_verifier *v) {
-  gpr_timespec deadline = gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_seconds(1));
+  gpr_timespec deadline =
+      gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_seconds(1));
   grpc_event ev;
 
   GPR_ASSERT(v->expect.next == &v->expect && "expectation queue must be empty");
diff --git a/test/core/fling/server.c b/test/core/fling/server.c
index ac02407060..468013c3ec 100644
--- a/test/core/fling/server.c
+++ b/test/core/fling/server.c
@@ -241,7 +241,8 @@ int main(int argc, char **argv) {
       shutdown_started = 1;
     }
     ev = grpc_completion_queue_next(
-        cq, gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000000)));
+        cq, gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                         gpr_time_from_micros(1000000)));
     s = ev.tag;
     switch (ev.type) {
       case GRPC_OP_COMPLETE:
diff --git a/test/core/httpcli/httpcli_test.c b/test/core/httpcli/httpcli_test.c
index 9e76a76666..ca0b2d1519 100644
--- a/test/core/httpcli/httpcli_test.c
+++ b/test/core/httpcli/httpcli_test.c
@@ -145,7 +145,8 @@ int main(int argc, char **argv) {
   gpr_free(args[0]);
   gpr_free(args[2]);
 
-  gpr_sleep_until(gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_seconds(5)));
+  gpr_sleep_until(
+      gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_seconds(5)));
 
   grpc_test_init(argc, argv);
   grpc_init();
diff --git a/test/core/iomgr/alarm_list_test.c b/test/core/iomgr/alarm_list_test.c
index 461c268a23..225c449d4b 100644
--- a/test/core/iomgr/alarm_list_test.c
+++ b/test/core/iomgr/alarm_list_test.c
@@ -61,13 +61,13 @@ static void add_test(void) {
   /* 10 ms alarms.  will expire in the current epoch */
   for (i = 0; i < 10; i++) {
     grpc_alarm_init(&alarms[i], gpr_time_add(start, gpr_time_from_millis(10)),
-                    cb, (void *)(gpr_intptr) i, start);
+                    cb, (void *)(gpr_intptr)i, start);
   }
 
   /* 1010 ms alarms.  will expire in the next epoch */
   for (i = 10; i < 20; i++) {
     grpc_alarm_init(&alarms[i], gpr_time_add(start, gpr_time_from_millis(1010)),
-                    cb, (void *)(gpr_intptr) i, start);
+                    cb, (void *)(gpr_intptr)i, start);
   }
 
   /* collect alarms.  Only the first batch should be ready. */
@@ -115,15 +115,15 @@ void destruction_test(void) {
   memset(cb_called, 0, sizeof(cb_called));
 
   grpc_alarm_init(&alarms[0], gpr_time_from_millis(100), cb,
-                  (void *)(gpr_intptr) 0, gpr_time_0);
+                  (void *)(gpr_intptr)0, gpr_time_0);
   grpc_alarm_init(&alarms[1], gpr_time_from_millis(3), cb,
-                  (void *)(gpr_intptr) 1, gpr_time_0);
+                  (void *)(gpr_intptr)1, gpr_time_0);
   grpc_alarm_init(&alarms[2], gpr_time_from_millis(100), cb,
-                  (void *)(gpr_intptr) 2, gpr_time_0);
+                  (void *)(gpr_intptr)2, gpr_time_0);
   grpc_alarm_init(&alarms[3], gpr_time_from_millis(3), cb,
-                  (void *)(gpr_intptr) 3, gpr_time_0);
+                  (void *)(gpr_intptr)3, gpr_time_0);
   grpc_alarm_init(&alarms[4], gpr_time_from_millis(1), cb,
-                  (void *)(gpr_intptr) 4, gpr_time_0);
+                  (void *)(gpr_intptr)4, gpr_time_0);
   GPR_ASSERT(1 == grpc_alarm_check(NULL, gpr_time_from_millis(2), NULL));
   GPR_ASSERT(1 == cb_called[4][1]);
   grpc_alarm_cancel(&alarms[0]);
diff --git a/test/core/iomgr/tcp_client_posix_test.c b/test/core/iomgr/tcp_client_posix_test.c
index 38f043339c..710cd725df 100644
--- a/test/core/iomgr/tcp_client_posix_test.c
+++ b/test/core/iomgr/tcp_client_posix_test.c
@@ -188,7 +188,8 @@ void test_times_out(void) {
   gpr_mu_lock(GRPC_POLLSET_MU(&g_pollset));
   while (gpr_time_cmp(gpr_time_add(connect_deadline, gpr_time_from_seconds(2)),
                       gpr_now(GPR_CLOCK_REALTIME)) > 0) {
-    int is_after_deadline = gpr_time_cmp(connect_deadline, gpr_now(GPR_CLOCK_REALTIME)) <= 0;
+    int is_after_deadline =
+        gpr_time_cmp(connect_deadline, gpr_now(GPR_CLOCK_REALTIME)) <= 0;
     if (is_after_deadline &&
         gpr_time_cmp(gpr_time_add(connect_deadline, gpr_time_from_seconds(1)),
                      gpr_now(GPR_CLOCK_REALTIME)) > 0) {
diff --git a/test/core/support/cancellable_test.c b/test/core/support/cancellable_test.c
index e5ed77c7ca..2f4b67a785 100644
--- a/test/core/support/cancellable_test.c
+++ b/test/core/support/cancellable_test.c
@@ -82,8 +82,9 @@ static void test(void) {
 
   /* Test timeout on event wait for uncancelled gpr_cancellable */
   interval = gpr_now(GPR_CLOCK_REALTIME);
-  gpr_event_cancellable_wait(
-      &t.ev, gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000000)), &t.cancel);
+  gpr_event_cancellable_wait(&t.ev, gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                                                 gpr_time_from_micros(1000000)),
+                             &t.cancel);
   interval = gpr_time_sub(gpr_now(GPR_CLOCK_REALTIME), interval);
   GPR_ASSERT(gpr_time_cmp(interval, gpr_time_from_micros(500000)) >= 0);
   GPR_ASSERT(gpr_time_cmp(gpr_time_from_micros(2000000), interval) >= 0);
@@ -92,9 +93,9 @@ static void test(void) {
   gpr_mu_lock(&t.mu);
   interval = gpr_now(GPR_CLOCK_REALTIME);
   while (!gpr_cv_cancellable_wait(
-             &t.cv, &t.mu,
-             gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000000)),
-             &t.cancel)) {
+      &t.cv, &t.mu,
+      gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000000)),
+      &t.cancel)) {
   }
   interval = gpr_time_sub(gpr_now(GPR_CLOCK_REALTIME), interval);
   GPR_ASSERT(gpr_time_cmp(interval, gpr_time_from_micros(500000)) >= 0);
@@ -112,8 +113,8 @@ static void test(void) {
 
   /* Wait a second, and check that no threads have finished waiting. */
   gpr_mu_lock(&t.mu);
-  gpr_cv_wait(&t.cv, &t.mu,
-              gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000000)));
+  gpr_cv_wait(&t.cv, &t.mu, gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                                         gpr_time_from_micros(1000000)));
   GPR_ASSERT(t.n == n);
   gpr_mu_unlock(&t.mu);
 
@@ -131,9 +132,9 @@ static void test(void) {
   gpr_mu_lock(&t.mu);
   interval = gpr_now(GPR_CLOCK_REALTIME);
   while (!gpr_cv_cancellable_wait(
-             &t.cv, &t.mu,
-             gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000000)),
-             &t.cancel)) {
+      &t.cv, &t.mu,
+      gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000000)),
+      &t.cancel)) {
   }
   interval = gpr_time_sub(gpr_now(GPR_CLOCK_REALTIME), interval);
   GPR_ASSERT(gpr_time_cmp(gpr_time_from_micros(100000), interval) >= 0);
@@ -141,8 +142,9 @@ static void test(void) {
 
   /* Test timeout on event wait for cancelled gpr_cancellable */
   interval = gpr_now(GPR_CLOCK_REALTIME);
-  gpr_event_cancellable_wait(
-      &t.ev, gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000000)), &t.cancel);
+  gpr_event_cancellable_wait(&t.ev, gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                                                 gpr_time_from_micros(1000000)),
+                             &t.cancel);
   interval = gpr_time_sub(gpr_now(GPR_CLOCK_REALTIME), interval);
   GPR_ASSERT(gpr_time_cmp(gpr_time_from_micros(100000), interval) >= 0);
 
diff --git a/test/core/support/sync_test.c b/test/core/support/sync_test.c
index bf5829c415..99be5cdc90 100644
--- a/test/core/support/sync_test.c
+++ b/test/core/support/sync_test.c
@@ -323,7 +323,8 @@ static void inc_with_1ms_delay(void *v /*=m*/) {
   for (i = 0; i != m->iterations; i++) {
     gpr_timespec deadline;
     gpr_mu_lock(&m->mu);
-    deadline = gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000));
+    deadline =
+        gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000));
     while (!gpr_cv_wait(&m->cv, &m->mu, deadline)) {
     }
     m->counter++;
@@ -339,7 +340,8 @@ static void inc_with_1ms_delay_event(void *v /*=m*/) {
   gpr_int64 i;
   for (i = 0; i != m->iterations; i++) {
     gpr_timespec deadline;
-    deadline = gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000));
+    deadline =
+        gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000));
     GPR_ASSERT(gpr_event_wait(&m->event, deadline) == NULL);
     gpr_mu_lock(&m->mu);
     m->counter++;
@@ -382,9 +384,9 @@ static void consumer(void *v /*=m*/) {
   gpr_mu_lock(&m->mu);
   m->counter = n;
   gpr_mu_unlock(&m->mu);
-  GPR_ASSERT(
-      !queue_remove(&m->q, &value,
-                    gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_micros(1000000))));
+  GPR_ASSERT(!queue_remove(&m->q, &value,
+                           gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                                        gpr_time_from_micros(1000000))));
   mark_thread_done(m);
 }
 
diff --git a/test/core/util/test_config.h b/test/core/util/test_config.h
index 3db13f5739..3218953166 100644
--- a/test/core/util/test_config.h
+++ b/test/core/util/test_config.h
@@ -52,11 +52,11 @@ extern "C" {
   (GRPC_TEST_SLOWDOWN_BUILD_FACTOR * GRPC_TEST_SLOWDOWN_MACHINE_FACTOR)
 
 #define GRPC_TIMEOUT_SECONDS_TO_DEADLINE(x) \
-  gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),                   \
+  gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), \
                gpr_time_from_micros(GRPC_TEST_SLOWDOWN_FACTOR * 1e6 * (x)))
 
-#define GRPC_TIMEOUT_MILLIS_TO_DEADLINE(x) \
-  gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),                  \
+#define GRPC_TIMEOUT_MILLIS_TO_DEADLINE(x)  \
+  gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), \
                gpr_time_from_micros(GRPC_TEST_SLOWDOWN_FACTOR * 1e3 * (x)))
 
 #ifndef GRPC_TEST_CUSTOM_PICK_PORT
@@ -69,4 +69,4 @@ void grpc_test_init(int argc, char **argv);
 }
 #endif /*  __cplusplus */
 
-#endif  /* GRPC_TEST_CORE_UTIL_TEST_CONFIG_H */
+#endif /* GRPC_TEST_CORE_UTIL_TEST_CONFIG_H */
-- 
cgit v1.2.3


From ab54f793ffbf8f1e805f85d6b0a95c93e619baec Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Wed, 8 Jul 2015 08:34:20 -0700
Subject: Reduce spam

---
 src/core/iomgr/iomgr.c         |  5 +++++
 src/core/surface/server.c      | 36 ++++++++++++++++++++++++++++--------
 test/core/util/grpc_profiler.c | 16 +++++++++++-----
 3 files changed, 44 insertions(+), 13 deletions(-)

(limited to 'src/core/surface')

diff --git a/src/core/iomgr/iomgr.c b/src/core/iomgr/iomgr.c
index c507e7c26a..4a2c45a023 100644
--- a/src/core/iomgr/iomgr.c
+++ b/src/core/iomgr/iomgr.c
@@ -111,10 +111,13 @@ void grpc_iomgr_shutdown(void) {
   grpc_iomgr_closure *closure;
   gpr_timespec shutdown_deadline =
       gpr_time_add(gpr_now(), gpr_time_from_seconds(10));
+  gpr_timespec last_warning_time = gpr_now();
 
   gpr_mu_lock(&g_mu);
   g_shutdown = 1;
   while (g_cbs_head != NULL || g_root_object.next != &g_root_object) {
+    if (gpr_time_cmp(gpr_time_sub(gpr_now(), last_warning_time),
+                     gpr_time_from_seconds(1)) >= 0) {
     if (g_cbs_head != NULL && g_root_object.next != &g_root_object) {
       gpr_log(GPR_DEBUG,
               "Waiting for %d iomgr objects to be destroyed and executing "
@@ -126,6 +129,8 @@ void grpc_iomgr_shutdown(void) {
       gpr_log(GPR_DEBUG, "Waiting for %d iomgr objects to be destroyed",
               count_objects());
     }
+    last_warning_time = gpr_now();
+    }
     if (g_cbs_head) {
       do {
         closure = g_cbs_head;
diff --git a/src/core/surface/server.c b/src/core/surface/server.c
index 341ca2942c..4053b22063 100644
--- a/src/core/surface/server.c
+++ b/src/core/surface/server.c
@@ -166,6 +166,9 @@ struct grpc_server {
   listener *listeners;
   int listeners_destroyed;
   gpr_refcount internal_refcount;
+
+  /** when did we print the last shutdown progress message */
+  gpr_timespec last_shutdown_message_time;
 };
 
 typedef enum {
@@ -476,20 +479,35 @@ static int num_listeners(grpc_server *server) {
   return n;
 }
 
+static int num_channels(grpc_server *server) {
+  channel_data *chand;
+  int n = 0;
+  for (chand = server->root_channel_data.next;
+       chand != &server->root_channel_data; chand = chand->next) {
+    n++;
+  }
+  return n;
+}
+
 static void maybe_finish_shutdown(grpc_server *server) {
   size_t i;
   if (!server->shutdown || server->shutdown_published) {
     return;
   }
 
-  if (server->root_channel_data.next != &server->root_channel_data) {
-    gpr_log(GPR_DEBUG,
-            "Waiting for all channels to close before destroying server");
-    return;
-  }
-  if (server->listeners_destroyed < num_listeners(server)) {
-    gpr_log(GPR_DEBUG, "Waiting for all listeners to be destroyed (@ %d/%d)",
-            server->listeners_destroyed, num_listeners(server));
+  if (server->root_channel_data.next != &server->root_channel_data ||
+      server->listeners_destroyed < num_listeners(server)) {
+    if (gpr_time_cmp(
+            gpr_time_sub(gpr_now(), server->last_shutdown_message_time),
+            gpr_time_from_seconds(1)) >= 0) {
+      server->last_shutdown_message_time = gpr_now();
+      gpr_log(GPR_DEBUG,
+              "Waiting for %d channels and %d/%d listeners to be destroyed"
+              " before shutting down server",
+              num_channels(server),
+              num_listeners(server) - server->listeners_destroyed,
+              num_listeners(server));
+    }
     return;
   }
   server->shutdown_published = 1;
@@ -930,6 +948,8 @@ void grpc_server_shutdown_and_notify(grpc_server *server,
     return;
   }
 
+  server->last_shutdown_message_time = gpr_now();
+
   channel_broadcaster_init(server, &broadcaster);
 
   /* collect all unregistered then registered calls */
diff --git a/test/core/util/grpc_profiler.c b/test/core/util/grpc_profiler.c
index d5b6cfeef1..c2c0c9cf53 100644
--- a/test/core/util/grpc_profiler.c
+++ b/test/core/util/grpc_profiler.c
@@ -43,11 +43,17 @@ void grpc_profiler_stop() { ProfilerStop(); }
 #include <grpc/support/log.h>
 
 void grpc_profiler_start(const char *filename) {
-  gpr_log(GPR_DEBUG,
-          "You do not have google-perftools installed, profiling is disabled [for %s]", filename);
-  gpr_log(GPR_DEBUG,
-          "To install on ubuntu: sudo apt-get install google-perftools "
-          "libgoogle-perftools-dev");
+  static int printed_warning = 0;
+  if (!printed_warning) {
+    gpr_log(GPR_DEBUG,
+            "You do not have google-perftools installed, profiling is disabled "
+            "[for %s]",
+            filename);
+    gpr_log(GPR_DEBUG,
+            "To install on ubuntu: sudo apt-get install google-perftools "
+            "libgoogle-perftools-dev");
+    printed_warning = 1;
+  }
 }
 
 void grpc_profiler_stop(void) {}
-- 
cgit v1.2.3


From 97fc6a3f3f6e3bbb39b6fda1444bc533deb8803d Mon Sep 17 00:00:00 2001
From: Craig Tiller <craig.tiller@gmail.com>
Date: Wed, 8 Jul 2015 15:31:35 -0700
Subject: Rewrite completion queue internals to use pre-allocation of events

---
 src/core/iomgr/pollset_multipoller_with_epoll.c |   3 +-
 src/core/surface/call.c                         |  42 ++++-
 src/core/surface/completion_queue.c             | 216 +++++++++---------------
 src/core/surface/completion_queue.h             |  22 ++-
 src/core/surface/server.c                       | 165 +++++++++---------
 test/core/surface/completion_queue_test.c       |  24 ++-
 6 files changed, 227 insertions(+), 245 deletions(-)

(limited to 'src/core/surface')

diff --git a/src/core/iomgr/pollset_multipoller_with_epoll.c b/src/core/iomgr/pollset_multipoller_with_epoll.c
index 1900bbf9e1..3746c8edaf 100644
--- a/src/core/iomgr/pollset_multipoller_with_epoll.c
+++ b/src/core/iomgr/pollset_multipoller_with_epoll.c
@@ -105,10 +105,11 @@ static void multipoll_with_epoll_pollset_maybe_work(
    * here.
    */
 
-  timeout_ms = grpc_poll_deadline_to_millis_timeout(deadline, now);
   pollset->counter += 1;
   gpr_mu_unlock(&pollset->mu);
 
+  timeout_ms = grpc_poll_deadline_to_millis_timeout(deadline, now);
+
   do {
     ep_rv = epoll_wait(h->epoll_fd, ep_ev, GRPC_EPOLL_MAX_EVENTS, timeout_ms);
     if (ep_rv < 0) {
diff --git a/src/core/surface/call.c b/src/core/surface/call.c
index a28a542c8d..445111ca40 100644
--- a/src/core/surface/call.c
+++ b/src/core/surface/call.c
@@ -162,6 +162,8 @@ struct grpc_call {
   gpr_uint8 error_status_set;
   /** should the alarm be cancelled */
   gpr_uint8 cancel_alarm;
+  /** bitmask of allocated completion events in completions */
+  gpr_uint8 allocated_completions;
 
   /* flags with bits corresponding to write states allowing us to determine
      what was sent */
@@ -250,6 +252,9 @@ struct grpc_call {
   grpc_iomgr_closure on_done_recv;
   grpc_iomgr_closure on_done_send;
   grpc_iomgr_closure on_done_bind;
+
+  /** completion events - for completion queue use */
+  grpc_cq_completion completions[6];
 };
 
 #define CALL_STACK_FROM_CALL(call) ((grpc_call_stack *)((call) + 1))
@@ -349,6 +354,27 @@ grpc_completion_queue *grpc_call_get_completion_queue(grpc_call *call) {
   return call->cq;
 }
 
+grpc_cq_completion *allocate_completion(grpc_call *call) {
+  gpr_uint8 i;
+  for (i = 0; i < GPR_ARRAY_SIZE(call->completions); i++) {
+    if (call->allocated_completions & (1u << i)) {
+      continue;
+    }
+    call->allocated_completions |= 1u << i;
+    return &call->completions[i];
+  }
+  gpr_log(GPR_ERROR, "should never reach here");
+  abort();
+}
+
+void done_completion(void *call, grpc_cq_completion *completion) {
+  grpc_call *c = call;
+  gpr_mu_lock(&c->mu);
+  c->allocated_completions &= ~(1u << (completion - c->completions));
+  gpr_mu_unlock(&c->mu);
+  GRPC_CALL_INTERNAL_UNREF(c, "completion", 1);
+}
+
 #ifdef GRPC_CALL_REF_COUNT_DEBUG
 void grpc_call_internal_ref(grpc_call *c, const char *reason) {
   gpr_log(GPR_DEBUG, "CALL:   ref %p %d -> %d [%s]", c,
@@ -1316,11 +1342,15 @@ static void set_cancelled_value(grpc_status_code status, void *dest) {
 }
 
 static void finish_batch(grpc_call *call, int success, void *tag) {
-  grpc_cq_end_op(call->cq, tag, call, success);
+  grpc_cq_end_op(call->cq, 
+    tag, success, done_completion, call,
+    allocate_completion(call));
 }
 
 static void finish_batch_with_close(grpc_call *call, int success, void *tag) {
-  grpc_cq_end_op(call->cq, tag, call, 1);
+  grpc_cq_end_op(call->cq, 
+    tag, 1, done_completion, call,
+    allocate_completion(call));
 }
 
 static int are_write_flags_valid(gpr_uint32 flags) {
@@ -1343,8 +1373,9 @@ grpc_call_error grpc_call_start_batch(grpc_call *call, const grpc_op *ops,
   GRPC_CALL_LOG_BATCH(GPR_INFO, call, ops, nops, tag);
 
   if (nops == 0) {
-    grpc_cq_begin_op(call->cq, call);
-    grpc_cq_end_op(call->cq, tag, call, 1);
+    grpc_cq_begin_op(call->cq);
+    GRPC_CALL_INTERNAL_REF(call, "completion");
+    grpc_cq_end_op(call->cq, tag, 1, done_completion, call, allocate_completion(call));
     return GRPC_CALL_OK;
   }
 
@@ -1466,7 +1497,8 @@ grpc_call_error grpc_call_start_batch(grpc_call *call, const grpc_op *ops,
     }
   }
 
-  grpc_cq_begin_op(call->cq, call);
+  GRPC_CALL_INTERNAL_REF(call, "completion");
+  grpc_cq_begin_op(call->cq);
 
   return grpc_call_start_ioreq_and_call_back(call, reqs, out, finish_func, tag);
 }
diff --git a/src/core/surface/completion_queue.c b/src/core/surface/completion_queue.c
index 030a8b4e6f..86481af02c 100644
--- a/src/core/surface/completion_queue.c
+++ b/src/core/surface/completion_queue.c
@@ -45,34 +45,20 @@
 #include <grpc/support/atm.h>
 #include <grpc/support/log.h>
 
-#define NUM_TAG_BUCKETS 31
-
-/* A single event: extends grpc_event to form a linked list with a destruction
-   function (on_finish) that is hidden from outside this module */
-typedef struct event {
-  grpc_event base;
-  struct event *queue_next;
-  struct event *queue_prev;
-  struct event *bucket_next;
-  struct event *bucket_prev;
-} event;
-
 /* Completion queue structure */
 struct grpc_completion_queue {
-  /* When refs drops to zero, we are in shutdown mode, and will be destroyable
-     once all queued events are drained */
-  gpr_refcount refs;
-  /* Once owning_refs drops to zero, we will destroy the cq */
+  /** completed events */
+  grpc_cq_completion completed_head;
+  grpc_cq_completion *completed_tail;
+  /** Number of pending events (+1 if we're not shutdown) */
+  gpr_refcount pending_events;
+  /** Once owning_refs drops to zero, we will destroy the cq */
   gpr_refcount owning_refs;
-  /* the set of low level i/o things that concern this cq */
+  /** the set of low level i/o things that concern this cq */
   grpc_pollset pollset;
-  /* 0 initially, 1 once we've begun shutting down */
+  /** 0 initially, 1 once we've begun shutting down */
   int shutdown;
   int shutdown_called;
-  /* Head of a linked list of queued events (prev points to the last element) */
-  event *queue;
-  /* Fixed size chained hash table of events for pluck() */
-  event *buckets[NUM_TAG_BUCKETS];
   int is_server_cq;
 };
 
@@ -80,10 +66,12 @@ grpc_completion_queue *grpc_completion_queue_create(void) {
   grpc_completion_queue *cc = gpr_malloc(sizeof(grpc_completion_queue));
   memset(cc, 0, sizeof(*cc));
   /* Initial ref is dropped by grpc_completion_queue_shutdown */
-  gpr_ref_init(&cc->refs, 1);
+  gpr_ref_init(&cc->pending_events, 1);
   /* One for destroy(), one for pollset_shutdown */
   gpr_ref_init(&cc->owning_refs, 2);
   grpc_pollset_init(&cc->pollset);
+  cc->completed_tail = &cc->completed_head;
+  cc->completed_head.next = (gpr_uintptr) cc->completed_tail;
   return cc;
 }
 
@@ -114,179 +102,127 @@ void grpc_cq_internal_unref(grpc_completion_queue *cc, const char *reason,
 void grpc_cq_internal_unref(grpc_completion_queue *cc) {
 #endif
   if (gpr_unref(&cc->owning_refs)) {
-    GPR_ASSERT(cc->queue == NULL);
+    GPR_ASSERT(cc->completed_head.next == (gpr_uintptr) &cc->completed_head);
     grpc_pollset_destroy(&cc->pollset);
     gpr_free(cc);
   }
 }
 
-/* Create and append an event to the queue. Returns the event so that its data
-   members can be filled in.
-   Requires GRPC_POLLSET_MU(&cc->pollset) locked. */
-static event *add_locked(grpc_completion_queue *cc, grpc_completion_type type,
-                         void *tag, grpc_call *call) {
-  event *ev = gpr_malloc(sizeof(event));
-  gpr_uintptr bucket = ((gpr_uintptr)tag) % NUM_TAG_BUCKETS;
-  ev->base.type = type;
-  ev->base.tag = tag;
-  if (cc->queue == NULL) {
-    cc->queue = ev->queue_next = ev->queue_prev = ev;
-  } else {
-    ev->queue_next = cc->queue;
-    ev->queue_prev = cc->queue->queue_prev;
-    ev->queue_next->queue_prev = ev->queue_prev->queue_next = ev;
-  }
-  if (cc->buckets[bucket] == NULL) {
-    cc->buckets[bucket] = ev->bucket_next = ev->bucket_prev = ev;
-  } else {
-    ev->bucket_next = cc->buckets[bucket];
-    ev->bucket_prev = cc->buckets[bucket]->bucket_prev;
-    ev->bucket_next->bucket_prev = ev->bucket_prev->bucket_next = ev;
-  }
-  grpc_pollset_kick(&cc->pollset);
-  return ev;
-}
-
-void grpc_cq_begin_op(grpc_completion_queue *cc, grpc_call *call) {
-  gpr_ref(&cc->refs);
-  if (call) GRPC_CALL_INTERNAL_REF(call, "cq");
+void grpc_cq_begin_op(grpc_completion_queue *cc) {
+  gpr_ref(&cc->pending_events);
 }
 
 /* Signal the end of an operation - if this is the last waiting-to-be-queued
    event, then enter shutdown mode */
-void grpc_cq_end_op(grpc_completion_queue *cc, void *tag, grpc_call *call,
-                    int success) {
-  event *ev;
-  int shutdown = 0;
-  gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
-  ev = add_locked(cc, GRPC_OP_COMPLETE, tag, call);
-  ev->base.success = success;
-  if (gpr_unref(&cc->refs)) {
+/* Queue a GRPC_OP_COMPLETED operation */
+void grpc_cq_end_op(
+    grpc_completion_queue *cc, 
+    void *tag, 
+    int success, 
+    void (*done)(void *done_arg, grpc_cq_completion *storage), 
+    void *done_arg,
+    grpc_cq_completion *storage) {
+  int shutdown = gpr_unref(&cc->pending_events);
+
+  storage->tag = tag;
+  storage->done = done;
+  storage->done_arg = done_arg;
+  storage->next = ((gpr_uintptr)&cc->completed_head) | ((gpr_uintptr)(success != 0));
+
+  if (!shutdown) {
+    gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
+    cc->completed_tail->next = ((gpr_uintptr)storage) | (1u & (gpr_uintptr)cc->completed_tail->next);
+    cc->completed_tail = storage;
+    gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
+  } else {
+    gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
+    cc->completed_tail->next = ((gpr_uintptr)storage) | (1u & (gpr_uintptr)cc->completed_tail->next);
+    cc->completed_tail = storage;
     GPR_ASSERT(!cc->shutdown);
     GPR_ASSERT(cc->shutdown_called);
     cc->shutdown = 1;
-    shutdown = 1;
-  }
-  gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
-  if (call) GRPC_CALL_INTERNAL_UNREF(call, "cq", 0);
-  if (shutdown) {
+    gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
     grpc_pollset_shutdown(&cc->pollset, on_pollset_destroy_done, cc);
   }
 }
 
-/* Create a GRPC_QUEUE_SHUTDOWN event without queuing it anywhere */
-static event *create_shutdown_event(void) {
-  event *ev = gpr_malloc(sizeof(event));
-  ev->base.type = GRPC_QUEUE_SHUTDOWN;
-  ev->base.tag = NULL;
-  return ev;
-}
-
 grpc_event grpc_completion_queue_next(grpc_completion_queue *cc,
                                       gpr_timespec deadline) {
-  event *ev = NULL;
   grpc_event ret;
 
   GRPC_CQ_INTERNAL_REF(cc, "next");
   gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
   for (;;) {
-    if (cc->queue != NULL) {
-      gpr_uintptr bucket;
-      ev = cc->queue;
-      bucket = ((gpr_uintptr)ev->base.tag) % NUM_TAG_BUCKETS;
-      cc->queue = ev->queue_next;
-      ev->queue_next->queue_prev = ev->queue_prev;
-      ev->queue_prev->queue_next = ev->queue_next;
-      ev->bucket_next->bucket_prev = ev->bucket_prev;
-      ev->bucket_prev->bucket_next = ev->bucket_next;
-      if (ev == cc->buckets[bucket]) {
-        cc->buckets[bucket] = ev->bucket_next;
-        if (ev == cc->buckets[bucket]) {
-          cc->buckets[bucket] = NULL;
-        }
-      }
-      if (cc->queue == ev) {
-        cc->queue = NULL;
+    if (cc->completed_tail != &cc->completed_head) {
+      grpc_cq_completion *c = (grpc_cq_completion *) cc->completed_head.next;
+      cc->completed_head.next = c->next & ~(gpr_uintptr)1;
+      if (c == cc->completed_tail) {
+        cc->completed_tail = &cc->completed_head;
       }
+      gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
+      ret.type = GRPC_OP_COMPLETE;
+      ret.success = c->next & 1u;
+      ret.tag = c->tag;
+      c->done(c->done_arg, c);
       break;
     }
     if (cc->shutdown) {
-      ev = create_shutdown_event();
+      gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
+      memset(&ret, 0, sizeof(ret));
+      ret.type = GRPC_QUEUE_SHUTDOWN;
       break;
     }
     if (!grpc_pollset_work(&cc->pollset, deadline)) {
       gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
       memset(&ret, 0, sizeof(ret));
       ret.type = GRPC_QUEUE_TIMEOUT;
-      GRPC_SURFACE_TRACE_RETURNED_EVENT(cc, &ret);
-      GRPC_CQ_INTERNAL_UNREF(cc, "next");
-      return ret;
+      break;
     }
   }
-  gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
-  ret = ev->base;
-  gpr_free(ev);
   GRPC_SURFACE_TRACE_RETURNED_EVENT(cc, &ret);
   GRPC_CQ_INTERNAL_UNREF(cc, "next");
   return ret;
 }
 
-static event *pluck_event(grpc_completion_queue *cc, void *tag) {
-  gpr_uintptr bucket = ((gpr_uintptr)tag) % NUM_TAG_BUCKETS;
-  event *ev = cc->buckets[bucket];
-  if (ev == NULL) return NULL;
-  do {
-    if (ev->base.tag == tag) {
-      ev->queue_next->queue_prev = ev->queue_prev;
-      ev->queue_prev->queue_next = ev->queue_next;
-      ev->bucket_next->bucket_prev = ev->bucket_prev;
-      ev->bucket_prev->bucket_next = ev->bucket_next;
-      if (ev == cc->buckets[bucket]) {
-        cc->buckets[bucket] = ev->bucket_next;
-        if (ev == cc->buckets[bucket]) {
-          cc->buckets[bucket] = NULL;
-        }
-      }
-      if (cc->queue == ev) {
-        cc->queue = ev->queue_next;
-        if (cc->queue == ev) {
-          cc->queue = NULL;
-        }
-      }
-      return ev;
-    }
-    ev = ev->bucket_next;
-  } while (ev != cc->buckets[bucket]);
-  return NULL;
-}
-
 grpc_event grpc_completion_queue_pluck(grpc_completion_queue *cc, void *tag,
                                        gpr_timespec deadline) {
-  event *ev = NULL;
   grpc_event ret;
+  grpc_cq_completion *c;
+  grpc_cq_completion *prev;
 
   GRPC_CQ_INTERNAL_REF(cc, "pluck");
   gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
   for (;;) {
-    if ((ev = pluck_event(cc, tag))) {
-      break;
+    prev = &cc->completed_head;
+    while ((c = (grpc_cq_completion*)(prev->next & ~(gpr_uintptr)1)) != &cc->completed_head) {
+      if (c->tag == tag) {
+        prev->next = (prev->next & (gpr_uintptr)1) | (c->next & ~(gpr_uintptr)1);
+        if (c == cc->completed_tail) {
+          cc->completed_tail = prev;
+        }
+        gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
+        ret.type = GRPC_OP_COMPLETE;
+        ret.success = c->next & 1u;
+        ret.tag = c->tag;
+        c->done(c->done_arg, c);
+        goto done;
+      }
+      prev = c;
     }
     if (cc->shutdown) {
-      ev = create_shutdown_event();
+      gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
+      memset(&ret, 0, sizeof(ret));
+      ret.type = GRPC_QUEUE_SHUTDOWN;
       break;
     }
     if (!grpc_pollset_work(&cc->pollset, deadline)) {
       gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
       memset(&ret, 0, sizeof(ret));
       ret.type = GRPC_QUEUE_TIMEOUT;
-      GRPC_SURFACE_TRACE_RETURNED_EVENT(cc, &ret);
-      GRPC_CQ_INTERNAL_UNREF(cc, "pluck");
-      return ret;
+      break;
     }
   }
-  gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
-  ret = ev->base;
-  gpr_free(ev);
+done:
   GRPC_SURFACE_TRACE_RETURNED_EVENT(cc, &ret);
   GRPC_CQ_INTERNAL_UNREF(cc, "pluck");
   return ret;
@@ -303,7 +239,7 @@ void grpc_completion_queue_shutdown(grpc_completion_queue *cc) {
   cc->shutdown_called = 1;
   gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
 
-  if (gpr_unref(&cc->refs)) {
+  if (gpr_unref(&cc->pending_events)) {
     gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
     GPR_ASSERT(!cc->shutdown);
     cc->shutdown = 1;
diff --git a/src/core/surface/completion_queue.h b/src/core/surface/completion_queue.h
index 1b9010f462..f926d411f3 100644
--- a/src/core/surface/completion_queue.h
+++ b/src/core/surface/completion_queue.h
@@ -39,6 +39,17 @@
 #include "src/core/iomgr/pollset.h"
 #include <grpc/grpc.h>
 
+typedef struct grpc_cq_completion {
+	/** user supplied tag */
+  void *tag;
+  /** done callback - called when this queue element is no longer
+      needed by the completion queue */
+  void (*done)(void *done_arg, struct grpc_cq_completion *c);
+  void *done_arg;
+  /** next pointer; low bit is used to indicate success or not */
+  gpr_uintptr next;
+} grpc_cq_completion;
+
 #ifdef GRPC_CQ_REF_COUNT_DEBUG
 void grpc_cq_internal_ref(grpc_completion_queue *cc, const char *reason,
                           const char *file, int line);
@@ -57,11 +68,16 @@ void grpc_cq_internal_unref(grpc_completion_queue *cc);
 
 /* Flag that an operation is beginning: the completion channel will not finish
    shutdown until a corrensponding grpc_cq_end_* call is made */
-void grpc_cq_begin_op(grpc_completion_queue *cc, grpc_call *call);
+void grpc_cq_begin_op(grpc_completion_queue *cc);
 
 /* Queue a GRPC_OP_COMPLETED operation */
-void grpc_cq_end_op(grpc_completion_queue *cc, void *tag, grpc_call *call,
-                    int success);
+void grpc_cq_end_op(
+		grpc_completion_queue *cc, 
+		void *tag, 
+		int success, 
+		void (*done)(void *done_arg, grpc_cq_completion *storage), 
+		void *done_arg,
+		grpc_cq_completion *storage);
 
 grpc_pollset *grpc_cq_pollset(grpc_completion_queue *cc);
 
diff --git a/src/core/surface/server.c b/src/core/surface/server.c
index 341ca2942c..2c9115e9ee 100644
--- a/src/core/surface/server.c
+++ b/src/core/surface/server.c
@@ -72,12 +72,14 @@ typedef struct {
 
 typedef enum { BATCH_CALL, REGISTERED_CALL } requested_call_type;
 
-typedef struct {
+typedef struct requested_call {
   requested_call_type type;
+  struct requested_call *next;
   void *tag;
   grpc_completion_queue *cq_bound_to_call;
   grpc_completion_queue *cq_for_notification;
   grpc_call **call;
+  grpc_cq_completion completion;
   union {
     struct {
       grpc_call_details *details;
@@ -92,17 +94,11 @@ typedef struct {
   } data;
 } requested_call;
 
-typedef struct {
-  requested_call *calls;
-  size_t count;
-  size_t capacity;
-} requested_call_array;
-
 struct registered_method {
   char *method;
   char *host;
   call_data *pending;
-  requested_call_array requested;
+  requested_call *requests;
   registered_method *next;
 };
 
@@ -131,6 +127,7 @@ struct channel_data {
 typedef struct shutdown_tag {
   void *tag;
   grpc_completion_queue *cq;
+  grpc_cq_completion completion;
 } shutdown_tag;
 
 struct grpc_server {
@@ -153,7 +150,7 @@ struct grpc_server {
   gpr_mu mu_call;   /* mutex for call-specific state */
 
   registered_method *registered_methods;
-  requested_call_array requested_calls;
+  requested_call *requests;
 
   gpr_uint8 shutdown;
   gpr_uint8 shutdown_published;
@@ -325,22 +322,6 @@ static int call_list_remove(call_data *call, call_list list) {
   return 1;
 }
 
-static void requested_call_array_destroy(requested_call_array *array) {
-  gpr_free(array->calls);
-}
-
-static requested_call *requested_call_array_add(requested_call_array *array) {
-  requested_call *rc;
-  if (array->count == array->capacity) {
-    array->capacity = GPR_MAX(array->capacity + 8, array->capacity * 2);
-    array->calls =
-        gpr_realloc(array->calls, sizeof(requested_call) * array->capacity);
-  }
-  rc = &array->calls[array->count++];
-  memset(rc, 0, sizeof(*rc));
-  return rc;
-}
-
 static void server_ref(grpc_server *server) {
   gpr_ref(&server->internal_refcount);
 }
@@ -352,12 +333,10 @@ static void server_delete(grpc_server *server) {
   gpr_mu_destroy(&server->mu_global);
   gpr_mu_destroy(&server->mu_call);
   gpr_free(server->channel_filters);
-  requested_call_array_destroy(&server->requested_calls);
   while ((rm = server->registered_methods) != NULL) {
     server->registered_methods = rm->next;
     gpr_free(rm->method);
     gpr_free(rm->host);
-    requested_call_array_destroy(&rm->requested);
     gpr_free(rm);
   }
   for (i = 0; i < server->cq_count; i++) {
@@ -406,18 +385,18 @@ static void destroy_channel(channel_data *chand) {
 static void finish_start_new_rpc_and_unlock(grpc_server *server,
                                             grpc_call_element *elem,
                                             call_data **pending_root,
-                                            requested_call_array *array) {
-  requested_call rc;
+                                            requested_call **requests) {
+  requested_call *rc = *requests;
   call_data *calld = elem->call_data;
-  if (array->count == 0) {
+  if (rc == NULL) {
     calld->state = PENDING;
     call_list_join(pending_root, calld, PENDING_START);
     gpr_mu_unlock(&server->mu_call);
   } else {
-    rc = array->calls[--array->count];
+    *requests = rc->next;
     calld->state = ACTIVATED;
     gpr_mu_unlock(&server->mu_call);
-    begin_call(server, calld, &rc);
+    begin_call(server, calld, rc);
   }
 }
 
@@ -442,7 +421,7 @@ static void start_new_rpc(grpc_call_element *elem) {
       if (rm->method != calld->path) continue;
       finish_start_new_rpc_and_unlock(server, elem,
                                       &rm->server_registered_method->pending,
-                                      &rm->server_registered_method->requested);
+                                      &rm->server_registered_method->requests);
       return;
     }
     /* check for a wildcard method definition (no host set) */
@@ -455,12 +434,12 @@ static void start_new_rpc(grpc_call_element *elem) {
       if (rm->method != calld->path) continue;
       finish_start_new_rpc_and_unlock(server, elem,
                                       &rm->server_registered_method->pending,
-                                      &rm->server_registered_method->requested);
+                                      &rm->server_registered_method->requests);
       return;
     }
   }
   finish_start_new_rpc_and_unlock(server, elem, &server->lists[PENDING_START],
-                                  &server->requested_calls);
+                                  &server->requests);
 }
 
 static void kill_zombie(void *elem, int success) {
@@ -476,6 +455,10 @@ static int num_listeners(grpc_server *server) {
   return n;
 }
 
+static void done_shutdown_event(void *server, grpc_cq_completion *completion) {
+  server_unref(server);
+}
+
 static void maybe_finish_shutdown(grpc_server *server) {
   size_t i;
   if (!server->shutdown || server->shutdown_published) {
@@ -494,8 +477,14 @@ static void maybe_finish_shutdown(grpc_server *server) {
   }
   server->shutdown_published = 1;
   for (i = 0; i < server->num_shutdown_tags; i++) {
-    grpc_cq_end_op(server->shutdown_tags[i].cq, server->shutdown_tags[i].tag,
-                   NULL, 1);
+    server_ref(server);
+    grpc_cq_end_op(server->shutdown_tags[i].cq, 
+                   server->shutdown_tags[i].tag,
+                   1,
+                   done_shutdown_event,
+                   server,
+                   &server->shutdown_tags[i].completion
+                   );
   }
 }
 
@@ -910,15 +899,14 @@ void grpc_server_setup_transport(grpc_server *s, grpc_transport *transport,
 void grpc_server_shutdown_and_notify(grpc_server *server,
                                      grpc_completion_queue *cq, void *tag) {
   listener *l;
-  requested_call_array requested_calls;
-  size_t i;
+  requested_call *requests = NULL;
   registered_method *rm;
   shutdown_tag *sdt;
   channel_broadcaster broadcaster;
 
   /* lock, and gather up some stuff to do */
   gpr_mu_lock(&server->mu_global);
-  grpc_cq_begin_op(cq, NULL);
+  grpc_cq_begin_op(cq);
   server->shutdown_tags =
       gpr_realloc(server->shutdown_tags,
                   sizeof(shutdown_tag) * (server->num_shutdown_tags + 1));
@@ -934,23 +922,15 @@ void grpc_server_shutdown_and_notify(grpc_server *server,
 
   /* collect all unregistered then registered calls */
   gpr_mu_lock(&server->mu_call);
-  requested_calls = server->requested_calls;
-  memset(&server->requested_calls, 0, sizeof(server->requested_calls));
+  requests = server->requests;
+  server->requests = NULL;
   for (rm = server->registered_methods; rm; rm = rm->next) {
-    if (requested_calls.count + rm->requested.count >
-        requested_calls.capacity) {
-      requested_calls.capacity =
-          GPR_MAX(requested_calls.count + rm->requested.count,
-                  2 * requested_calls.capacity);
-      requested_calls.calls =
-          gpr_realloc(requested_calls.calls, sizeof(*requested_calls.calls) *
-                                                 requested_calls.capacity);
+    while (rm->requests != NULL) {
+      requested_call *c = rm->requests;
+      rm->requests = c->next;
+      c->next = requests;
+      requests = c;
     }
-    memcpy(requested_calls.calls + requested_calls.count, rm->requested.calls,
-           sizeof(*requested_calls.calls) * rm->requested.count);
-    requested_calls.count += rm->requested.count;
-    gpr_free(rm->requested.calls);
-    memset(&rm->requested, 0, sizeof(rm->requested));
   }
   gpr_mu_unlock(&server->mu_call);
 
@@ -959,10 +939,11 @@ void grpc_server_shutdown_and_notify(grpc_server *server,
   gpr_mu_unlock(&server->mu_global);
 
   /* terminate all the requested calls */
-  for (i = 0; i < requested_calls.count; i++) {
-    fail_call(server, &requested_calls.calls[i]);
+  while (requests != NULL) {
+    requested_call *next = requests->next;
+    fail_call(server, requests);
+    requests = next;
   }
-  gpr_free(requested_calls.calls);
 
   /* Shutdown listeners */
   for (l = server->listeners; l; l = l->next) {
@@ -1024,7 +1005,7 @@ void grpc_server_add_listener(grpc_server *server, void *arg,
 static grpc_call_error queue_call_request(grpc_server *server,
                                           requested_call *rc) {
   call_data *calld = NULL;
-  requested_call_array *requested_calls = NULL;
+  requested_call **requests;
   gpr_mu_lock(&server->mu_call);
   if (server->shutdown) {
     gpr_mu_unlock(&server->mu_call);
@@ -1035,12 +1016,12 @@ static grpc_call_error queue_call_request(grpc_server *server,
     case BATCH_CALL:
       calld =
           call_list_remove_head(&server->lists[PENDING_START], PENDING_START);
-      requested_calls = &server->requested_calls;
+      requests = &server->requests;
       break;
     case REGISTERED_CALL:
       calld = call_list_remove_head(
           &rc->data.registered.registered_method->pending, PENDING_START);
-      requested_calls = &rc->data.registered.registered_method->requested;
+      requests = &rc->data.registered.registered_method->requests;
       break;
   }
   if (calld) {
@@ -1050,7 +1031,8 @@ static grpc_call_error queue_call_request(grpc_server *server,
     begin_call(server, calld, rc);
     return GRPC_CALL_OK;
   } else {
-    *requested_call_array_add(requested_calls) = *rc;
+    rc->next = *requests;
+    *requests = rc;
     gpr_mu_unlock(&server->mu_call);
     return GRPC_CALL_OK;
   }
@@ -1061,22 +1043,23 @@ grpc_call_error grpc_server_request_call(
     grpc_metadata_array *initial_metadata,
     grpc_completion_queue *cq_bound_to_call,
     grpc_completion_queue *cq_for_notification, void *tag) {
-  requested_call rc;
+  requested_call *rc = gpr_malloc(sizeof(*rc));
   GRPC_SERVER_LOG_REQUEST_CALL(GPR_INFO, server, call, details,
                                initial_metadata, cq_bound_to_call,
                                cq_for_notification, tag);
   if (!grpc_cq_is_server_cq(cq_for_notification)) {
+    gpr_free(rc);
     return GRPC_CALL_ERROR_NOT_SERVER_COMPLETION_QUEUE;
   }
-  grpc_cq_begin_op(cq_for_notification, NULL);
-  rc.type = BATCH_CALL;
-  rc.tag = tag;
-  rc.cq_bound_to_call = cq_bound_to_call;
-  rc.cq_for_notification = cq_for_notification;
-  rc.call = call;
-  rc.data.batch.details = details;
-  rc.data.batch.initial_metadata = initial_metadata;
-  return queue_call_request(server, &rc);
+  grpc_cq_begin_op(cq_for_notification);
+  rc->type = BATCH_CALL;
+  rc->tag = tag;
+  rc->cq_bound_to_call = cq_bound_to_call;
+  rc->cq_for_notification = cq_for_notification;
+  rc->call = call;
+  rc->data.batch.details = details;
+  rc->data.batch.initial_metadata = initial_metadata;
+  return queue_call_request(server, rc);
 }
 
 grpc_call_error grpc_server_request_registered_call(
@@ -1084,22 +1067,23 @@ grpc_call_error grpc_server_request_registered_call(
     grpc_metadata_array *initial_metadata, grpc_byte_buffer **optional_payload,
     grpc_completion_queue *cq_bound_to_call,
     grpc_completion_queue *cq_for_notification, void *tag) {
-  requested_call rc;
+  requested_call *rc = gpr_malloc(sizeof(*rc));
   registered_method *registered_method = rm;
   if (!grpc_cq_is_server_cq(cq_for_notification)) {
+    gpr_free(rc);
     return GRPC_CALL_ERROR_NOT_SERVER_COMPLETION_QUEUE;
   }
-  grpc_cq_begin_op(cq_for_notification, NULL);
-  rc.type = REGISTERED_CALL;
-  rc.tag = tag;
-  rc.cq_bound_to_call = cq_bound_to_call;
-  rc.cq_for_notification = cq_for_notification;
-  rc.call = call;
-  rc.data.registered.registered_method = registered_method;
-  rc.data.registered.deadline = deadline;
-  rc.data.registered.initial_metadata = initial_metadata;
-  rc.data.registered.optional_payload = optional_payload;
-  return queue_call_request(server, &rc);
+  grpc_cq_begin_op(cq_for_notification);
+  rc->type = REGISTERED_CALL;
+  rc->tag = tag;
+  rc->cq_bound_to_call = cq_bound_to_call;
+  rc->cq_for_notification = cq_for_notification;
+  rc->call = call;
+  rc->data.registered.registered_method = registered_method;
+  rc->data.registered.deadline = deadline;
+  rc->data.registered.initial_metadata = initial_metadata;
+  rc->data.registered.optional_payload = optional_payload;
+  return queue_call_request(server, rc);
 }
 
 static void publish_registered_or_batch(grpc_call *call, int success,
@@ -1167,7 +1151,11 @@ static void begin_call(grpc_server *server, call_data *calld,
 
   GRPC_CALL_INTERNAL_REF(calld->call, "server");
   grpc_call_start_ioreq_and_call_back(calld->call, req, r - req, publish,
-                                      rc->tag);
+                                      rc);
+}
+
+static void done_request_event(void *req, grpc_cq_completion *c) {
+  gpr_free(req);
 }
 
 static void fail_call(grpc_server *server, requested_call *rc) {
@@ -1180,15 +1168,16 @@ static void fail_call(grpc_server *server, requested_call *rc) {
       rc->data.registered.initial_metadata->count = 0;
       break;
   }
-  grpc_cq_end_op(rc->cq_for_notification, rc->tag, NULL, 0);
+  grpc_cq_end_op(rc->cq_for_notification, rc->tag, 0, done_request_event, rc, &rc->completion);
 }
 
 static void publish_registered_or_batch(grpc_call *call, int success,
-                                        void *tag) {
+                                        void *prc) {
   grpc_call_element *elem =
       grpc_call_stack_element(grpc_call_get_call_stack(call), 0);
+  requested_call *rc = prc;
   call_data *calld = elem->call_data;
-  grpc_cq_end_op(calld->cq_new, tag, call, success);
+  grpc_cq_end_op(calld->cq_new, rc->tag, success, done_request_event, rc, &rc->completion);
 }
 
 const grpc_channel_args *grpc_server_get_channel_args(grpc_server *server) {
diff --git a/test/core/surface/completion_queue_test.c b/test/core/surface/completion_queue_test.c
index eba24f5c6e..5b1d9cada9 100644
--- a/test/core/surface/completion_queue_test.c
+++ b/test/core/surface/completion_queue_test.c
@@ -74,17 +74,20 @@ static void test_wait_empty(void) {
   shutdown_and_destroy(cc);
 }
 
+static void do_nothing_end_completion(void *arg, grpc_cq_completion *c) {}
+
 static void test_cq_end_op(void) {
   grpc_event ev;
   grpc_completion_queue *cc;
+  grpc_cq_completion completion;
   void *tag = create_test_tag();
 
   LOG_TEST("test_cq_end_op");
 
   cc = grpc_completion_queue_create();
 
-  grpc_cq_begin_op(cc, NULL);
-  grpc_cq_end_op(cc, tag, NULL, 1);
+  grpc_cq_begin_op(cc);
+  grpc_cq_end_op(cc, tag, 1, do_nothing_end_completion, NULL, &completion);
 
   ev = grpc_completion_queue_next(cc, gpr_inf_past);
   GPR_ASSERT(ev.type == GRPC_OP_COMPLETE);
@@ -120,6 +123,7 @@ static void test_pluck(void) {
   grpc_event ev;
   grpc_completion_queue *cc;
   void *tags[128];
+  grpc_cq_completion completions[GPR_ARRAY_SIZE(tags)];
   unsigned i, j;
 
   LOG_TEST("test_pluck");
@@ -134,8 +138,8 @@ static void test_pluck(void) {
   cc = grpc_completion_queue_create();
 
   for (i = 0; i < GPR_ARRAY_SIZE(tags); i++) {
-    grpc_cq_begin_op(cc, NULL);
-    grpc_cq_end_op(cc, tags[i], NULL, 1);
+    grpc_cq_begin_op(cc);
+    grpc_cq_end_op(cc, tags[i], 1, do_nothing_end_completion, NULL, &completions[i]);
   }
 
   for (i = 0; i < GPR_ARRAY_SIZE(tags); i++) {
@@ -144,8 +148,8 @@ static void test_pluck(void) {
   }
 
   for (i = 0; i < GPR_ARRAY_SIZE(tags); i++) {
-    grpc_cq_begin_op(cc, NULL);
-    grpc_cq_end_op(cc, tags[i], NULL, 1);
+    grpc_cq_begin_op(cc);
+    grpc_cq_end_op(cc, tags[i], 1, do_nothing_end_completion, NULL, &completions[i]);
   }
 
   for (i = 0; i < GPR_ARRAY_SIZE(tags); i++) {
@@ -174,6 +178,10 @@ gpr_timespec ten_seconds_time(void) {
   return GRPC_TIMEOUT_SECONDS_TO_DEADLINE(1);
 }
 
+static void free_completion(void *arg, grpc_cq_completion *completion) {
+  gpr_free(completion);
+}
+
 static void producer_thread(void *arg) {
   test_thread_options *opt = arg;
   int i;
@@ -184,7 +192,7 @@ static void producer_thread(void *arg) {
 
   gpr_log(GPR_INFO, "producer %d phase 1", opt->id);
   for (i = 0; i < TEST_THREAD_EVENTS; i++) {
-    grpc_cq_begin_op(opt->cc, NULL);
+    grpc_cq_begin_op(opt->cc);
   }
 
   gpr_log(GPR_INFO, "producer %d phase 1 done", opt->id);
@@ -193,7 +201,7 @@ static void producer_thread(void *arg) {
 
   gpr_log(GPR_INFO, "producer %d phase 2", opt->id);
   for (i = 0; i < TEST_THREAD_EVENTS; i++) {
-    grpc_cq_end_op(opt->cc, (void *)(gpr_intptr)1, NULL, 1);
+    grpc_cq_end_op(opt->cc, (void *)(gpr_intptr)1, 1, free_completion, NULL, gpr_malloc(sizeof(grpc_cq_completion)));
     opt->events_triggered++;
   }
 
-- 
cgit v1.2.3


From b4c55ea07294889a1f9ad5b3a334ae787b181e4c Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Wed, 8 Jul 2015 15:39:27 -0700
Subject: Fix uninitialized variable

---
 src/core/surface/server.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/core/surface')

diff --git a/src/core/surface/server.c b/src/core/surface/server.c
index 2c9115e9ee..9a29060f2b 100644
--- a/src/core/surface/server.c
+++ b/src/core/surface/server.c
@@ -1005,7 +1005,7 @@ void grpc_server_add_listener(grpc_server *server, void *arg,
 static grpc_call_error queue_call_request(grpc_server *server,
                                           requested_call *rc) {
   call_data *calld = NULL;
-  requested_call **requests;
+  requested_call **requests = NULL;
   gpr_mu_lock(&server->mu_call);
   if (server->shutdown) {
     gpr_mu_unlock(&server->mu_call);
-- 
cgit v1.2.3


From c012258eb8bb0ef76ada117cbebcd458fc884f32 Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Thu, 9 Jul 2015 13:21:36 -0700
Subject: FIx memory leak

---
 src/core/surface/server.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/core/surface')

diff --git a/src/core/surface/server.c b/src/core/surface/server.c
index d2d9a7b038..ff02428c49 100644
--- a/src/core/surface/server.c
+++ b/src/core/surface/server.c
@@ -1195,6 +1195,7 @@ static void publish_registered_or_batch(grpc_call *call, int success,
   requested_call *rc = prc;
   call_data *calld = elem->call_data;
   grpc_cq_end_op(calld->cq_new, rc->tag, success, done_request_event, rc, &rc->completion);
+  GRPC_CALL_INTERNAL_UNREF(call, "server", 0);
 }
 
 const grpc_channel_args *grpc_server_get_channel_args(grpc_server *server) {
-- 
cgit v1.2.3


From 12cf537a72468edd3860127c0eb37abd78120e34 Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Thu, 9 Jul 2015 13:48:11 -0700
Subject: clang-format affected files

---
 src/core/surface/call.c                   | 13 +++++-----
 src/core/surface/completion_queue.c       | 41 +++++++++++++++----------------
 src/core/surface/completion_queue.h       | 12 +++------
 src/core/surface/server.c                 | 22 ++++++++---------
 test/core/surface/completion_queue_test.c |  9 ++++---
 5 files changed, 46 insertions(+), 51 deletions(-)

(limited to 'src/core/surface')

diff --git a/src/core/surface/call.c b/src/core/surface/call.c
index db382a5fe7..79a399c227 100644
--- a/src/core/surface/call.c
+++ b/src/core/surface/call.c
@@ -1342,15 +1342,13 @@ static void set_cancelled_value(grpc_status_code status, void *dest) {
 }
 
 static void finish_batch(grpc_call *call, int success, void *tag) {
-  grpc_cq_end_op(call->cq, 
-    tag, success, done_completion, call,
-    allocate_completion(call));
+  grpc_cq_end_op(call->cq, tag, success, done_completion, call,
+                 allocate_completion(call));
 }
 
 static void finish_batch_with_close(grpc_call *call, int success, void *tag) {
-  grpc_cq_end_op(call->cq, 
-    tag, 1, done_completion, call,
-    allocate_completion(call));
+  grpc_cq_end_op(call->cq, tag, 1, done_completion, call,
+                 allocate_completion(call));
 }
 
 static int are_write_flags_valid(gpr_uint32 flags) {
@@ -1375,7 +1373,8 @@ grpc_call_error grpc_call_start_batch(grpc_call *call, const grpc_op *ops,
   if (nops == 0) {
     grpc_cq_begin_op(call->cq);
     GRPC_CALL_INTERNAL_REF(call, "completion");
-    grpc_cq_end_op(call->cq, tag, 1, done_completion, call, allocate_completion(call));
+    grpc_cq_end_op(call->cq, tag, 1, done_completion, call,
+                   allocate_completion(call));
     return GRPC_CALL_OK;
   }
 
diff --git a/src/core/surface/completion_queue.c b/src/core/surface/completion_queue.c
index 86481af02c..67f4443e9d 100644
--- a/src/core/surface/completion_queue.c
+++ b/src/core/surface/completion_queue.c
@@ -71,16 +71,15 @@ grpc_completion_queue *grpc_completion_queue_create(void) {
   gpr_ref_init(&cc->owning_refs, 2);
   grpc_pollset_init(&cc->pollset);
   cc->completed_tail = &cc->completed_head;
-  cc->completed_head.next = (gpr_uintptr) cc->completed_tail;
+  cc->completed_head.next = (gpr_uintptr)cc->completed_tail;
   return cc;
 }
 
 #ifdef GRPC_CQ_REF_COUNT_DEBUG
 void grpc_cq_internal_ref(grpc_completion_queue *cc, const char *reason,
                           const char *file, int line) {
-  gpr_log(file, line, GPR_LOG_SEVERITY_DEBUG, "CQ:%p   ref %d -> %d %s",
-          cc, (int)cc->owning_refs.count, (int)cc->owning_refs.count + 1,
-          reason);
+  gpr_log(file, line, GPR_LOG_SEVERITY_DEBUG, "CQ:%p   ref %d -> %d %s", cc,
+          (int)cc->owning_refs.count, (int)cc->owning_refs.count + 1, reason);
 #else
 void grpc_cq_internal_ref(grpc_completion_queue *cc) {
 #endif
@@ -95,14 +94,13 @@ static void on_pollset_destroy_done(void *arg) {
 #ifdef GRPC_CQ_REF_COUNT_DEBUG
 void grpc_cq_internal_unref(grpc_completion_queue *cc, const char *reason,
                             const char *file, int line) {
-  gpr_log(file, line, GPR_LOG_SEVERITY_DEBUG, "CQ:%p unref %d -> %d %s",
-          cc, (int)cc->owning_refs.count, (int)cc->owning_refs.count - 1,
-          reason);
+  gpr_log(file, line, GPR_LOG_SEVERITY_DEBUG, "CQ:%p unref %d -> %d %s", cc,
+          (int)cc->owning_refs.count, (int)cc->owning_refs.count - 1, reason);
 #else
 void grpc_cq_internal_unref(grpc_completion_queue *cc) {
 #endif
   if (gpr_unref(&cc->owning_refs)) {
-    GPR_ASSERT(cc->completed_head.next == (gpr_uintptr) &cc->completed_head);
+    GPR_ASSERT(cc->completed_head.next == (gpr_uintptr)&cc->completed_head);
     grpc_pollset_destroy(&cc->pollset);
     gpr_free(cc);
   }
@@ -115,28 +113,27 @@ void grpc_cq_begin_op(grpc_completion_queue *cc) {
 /* Signal the end of an operation - if this is the last waiting-to-be-queued
    event, then enter shutdown mode */
 /* Queue a GRPC_OP_COMPLETED operation */
-void grpc_cq_end_op(
-    grpc_completion_queue *cc, 
-    void *tag, 
-    int success, 
-    void (*done)(void *done_arg, grpc_cq_completion *storage), 
-    void *done_arg,
-    grpc_cq_completion *storage) {
+void grpc_cq_end_op(grpc_completion_queue *cc, void *tag, int success,
+                    void (*done)(void *done_arg, grpc_cq_completion *storage),
+                    void *done_arg, grpc_cq_completion *storage) {
   int shutdown = gpr_unref(&cc->pending_events);
 
   storage->tag = tag;
   storage->done = done;
   storage->done_arg = done_arg;
-  storage->next = ((gpr_uintptr)&cc->completed_head) | ((gpr_uintptr)(success != 0));
+  storage->next =
+      ((gpr_uintptr)&cc->completed_head) | ((gpr_uintptr)(success != 0));
 
   if (!shutdown) {
     gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
-    cc->completed_tail->next = ((gpr_uintptr)storage) | (1u & (gpr_uintptr)cc->completed_tail->next);
+    cc->completed_tail->next =
+        ((gpr_uintptr)storage) | (1u & (gpr_uintptr)cc->completed_tail->next);
     cc->completed_tail = storage;
     gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
   } else {
     gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
-    cc->completed_tail->next = ((gpr_uintptr)storage) | (1u & (gpr_uintptr)cc->completed_tail->next);
+    cc->completed_tail->next =
+        ((gpr_uintptr)storage) | (1u & (gpr_uintptr)cc->completed_tail->next);
     cc->completed_tail = storage;
     GPR_ASSERT(!cc->shutdown);
     GPR_ASSERT(cc->shutdown_called);
@@ -154,7 +151,7 @@ grpc_event grpc_completion_queue_next(grpc_completion_queue *cc,
   gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
   for (;;) {
     if (cc->completed_tail != &cc->completed_head) {
-      grpc_cq_completion *c = (grpc_cq_completion *) cc->completed_head.next;
+      grpc_cq_completion *c = (grpc_cq_completion *)cc->completed_head.next;
       cc->completed_head.next = c->next & ~(gpr_uintptr)1;
       if (c == cc->completed_tail) {
         cc->completed_tail = &cc->completed_head;
@@ -194,9 +191,11 @@ grpc_event grpc_completion_queue_pluck(grpc_completion_queue *cc, void *tag,
   gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
   for (;;) {
     prev = &cc->completed_head;
-    while ((c = (grpc_cq_completion*)(prev->next & ~(gpr_uintptr)1)) != &cc->completed_head) {
+    while ((c = (grpc_cq_completion *)(prev->next & ~(gpr_uintptr)1)) !=
+           &cc->completed_head) {
       if (c->tag == tag) {
-        prev->next = (prev->next & (gpr_uintptr)1) | (c->next & ~(gpr_uintptr)1);
+        prev->next =
+            (prev->next & (gpr_uintptr)1) | (c->next & ~(gpr_uintptr)1);
         if (c == cc->completed_tail) {
           cc->completed_tail = prev;
         }
diff --git a/src/core/surface/completion_queue.h b/src/core/surface/completion_queue.h
index f926d411f3..f944f48d8e 100644
--- a/src/core/surface/completion_queue.h
+++ b/src/core/surface/completion_queue.h
@@ -40,7 +40,7 @@
 #include <grpc/grpc.h>
 
 typedef struct grpc_cq_completion {
-	/** user supplied tag */
+  /** user supplied tag */
   void *tag;
   /** done callback - called when this queue element is no longer
       needed by the completion queue */
@@ -71,13 +71,9 @@ void grpc_cq_internal_unref(grpc_completion_queue *cc);
 void grpc_cq_begin_op(grpc_completion_queue *cc);
 
 /* Queue a GRPC_OP_COMPLETED operation */
-void grpc_cq_end_op(
-		grpc_completion_queue *cc, 
-		void *tag, 
-		int success, 
-		void (*done)(void *done_arg, grpc_cq_completion *storage), 
-		void *done_arg,
-		grpc_cq_completion *storage);
+void grpc_cq_end_op(grpc_completion_queue *cc, void *tag, int success,
+                    void (*done)(void *done_arg, grpc_cq_completion *storage),
+                    void *done_arg, grpc_cq_completion *storage);
 
 grpc_pollset *grpc_cq_pollset(grpc_completion_queue *cc);
 
diff --git a/src/core/surface/server.c b/src/core/surface/server.c
index ff02428c49..32e5058b4d 100644
--- a/src/core/surface/server.c
+++ b/src/core/surface/server.c
@@ -267,7 +267,8 @@ static void send_shutdown(grpc_channel *channel, int send_goaway,
 }
 
 static void channel_broadcaster_shutdown(channel_broadcaster *cb,
-                                         int send_goaway, int force_disconnect) {
+                                         int send_goaway,
+                                         int force_disconnect) {
   size_t i;
 
   for (i = 0; i < cb->num_channels; i++) {
@@ -484,13 +485,9 @@ static void maybe_finish_shutdown(grpc_server *server) {
   server->shutdown_published = 1;
   for (i = 0; i < server->num_shutdown_tags; i++) {
     server_ref(server);
-    grpc_cq_end_op(server->shutdown_tags[i].cq, 
-                   server->shutdown_tags[i].tag,
-                   1,
-                   done_shutdown_event,
-                   server,
-                   &server->shutdown_tags[i].completion
-                   );
+    grpc_cq_end_op(server->shutdown_tags[i].cq, server->shutdown_tags[i].tag, 1,
+                   done_shutdown_event, server,
+                   &server->shutdown_tags[i].completion);
   }
 }
 
@@ -1167,8 +1164,7 @@ static void begin_call(grpc_server *server, call_data *calld,
   }
 
   GRPC_CALL_INTERNAL_REF(calld->call, "server");
-  grpc_call_start_ioreq_and_call_back(calld->call, req, r - req, publish,
-                                      rc);
+  grpc_call_start_ioreq_and_call_back(calld->call, req, r - req, publish, rc);
 }
 
 static void done_request_event(void *req, grpc_cq_completion *c) {
@@ -1185,7 +1181,8 @@ static void fail_call(grpc_server *server, requested_call *rc) {
       rc->data.registered.initial_metadata->count = 0;
       break;
   }
-  grpc_cq_end_op(rc->cq_for_notification, rc->tag, 0, done_request_event, rc, &rc->completion);
+  grpc_cq_end_op(rc->cq_for_notification, rc->tag, 0, done_request_event, rc,
+                 &rc->completion);
 }
 
 static void publish_registered_or_batch(grpc_call *call, int success,
@@ -1194,7 +1191,8 @@ static void publish_registered_or_batch(grpc_call *call, int success,
       grpc_call_stack_element(grpc_call_get_call_stack(call), 0);
   requested_call *rc = prc;
   call_data *calld = elem->call_data;
-  grpc_cq_end_op(calld->cq_new, rc->tag, success, done_request_event, rc, &rc->completion);
+  grpc_cq_end_op(calld->cq_new, rc->tag, success, done_request_event, rc,
+                 &rc->completion);
   GRPC_CALL_INTERNAL_UNREF(call, "server", 0);
 }
 
diff --git a/test/core/surface/completion_queue_test.c b/test/core/surface/completion_queue_test.c
index 5b1d9cada9..67e66a0a9f 100644
--- a/test/core/surface/completion_queue_test.c
+++ b/test/core/surface/completion_queue_test.c
@@ -139,7 +139,8 @@ static void test_pluck(void) {
 
   for (i = 0; i < GPR_ARRAY_SIZE(tags); i++) {
     grpc_cq_begin_op(cc);
-    grpc_cq_end_op(cc, tags[i], 1, do_nothing_end_completion, NULL, &completions[i]);
+    grpc_cq_end_op(cc, tags[i], 1, do_nothing_end_completion, NULL,
+                   &completions[i]);
   }
 
   for (i = 0; i < GPR_ARRAY_SIZE(tags); i++) {
@@ -149,7 +150,8 @@ static void test_pluck(void) {
 
   for (i = 0; i < GPR_ARRAY_SIZE(tags); i++) {
     grpc_cq_begin_op(cc);
-    grpc_cq_end_op(cc, tags[i], 1, do_nothing_end_completion, NULL, &completions[i]);
+    grpc_cq_end_op(cc, tags[i], 1, do_nothing_end_completion, NULL,
+                   &completions[i]);
   }
 
   for (i = 0; i < GPR_ARRAY_SIZE(tags); i++) {
@@ -201,7 +203,8 @@ static void producer_thread(void *arg) {
 
   gpr_log(GPR_INFO, "producer %d phase 2", opt->id);
   for (i = 0; i < TEST_THREAD_EVENTS; i++) {
-    grpc_cq_end_op(opt->cc, (void *)(gpr_intptr)1, 1, free_completion, NULL, gpr_malloc(sizeof(grpc_cq_completion)));
+    grpc_cq_end_op(opt->cc, (void *)(gpr_intptr)1, 1, free_completion, NULL,
+                   gpr_malloc(sizeof(grpc_cq_completion)));
     opt->events_triggered++;
   }
 
-- 
cgit v1.2.3


From 396fab25ede9436f73f3fc2b81b6bf6abccbc871 Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Thu, 9 Jul 2015 14:14:09 -0700
Subject: Fix TSAN reported errors

---
 src/core/surface/call.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'src/core/surface')

diff --git a/src/core/surface/call.c b/src/core/surface/call.c
index 79a399c227..2cb2cd6e98 100644
--- a/src/core/surface/call.c
+++ b/src/core/surface/call.c
@@ -135,6 +135,7 @@ struct grpc_call {
   grpc_mdctx *metadata_context;
   /* TODO(ctiller): share with cq if possible? */
   gpr_mu mu;
+  gpr_mu completion_mu;
 
   /* how far through the stream have we read? */
   read_state read_state;
@@ -291,6 +292,7 @@ grpc_call *grpc_call_create(grpc_channel *channel, grpc_completion_queue *cq,
       gpr_malloc(sizeof(grpc_call) + channel_stack->call_stack_size);
   memset(call, 0, sizeof(grpc_call));
   gpr_mu_init(&call->mu);
+  gpr_mu_init(&call->completion_mu);
   call->channel = channel;
   call->cq = cq;
   if (cq) {
@@ -356,11 +358,13 @@ grpc_completion_queue *grpc_call_get_completion_queue(grpc_call *call) {
 
 grpc_cq_completion *allocate_completion(grpc_call *call) {
   gpr_uint8 i;
+  gpr_mu_lock(&call->completion_mu);
   for (i = 0; i < GPR_ARRAY_SIZE(call->completions); i++) {
     if (call->allocated_completions & (1u << i)) {
       continue;
     }
     call->allocated_completions |= 1u << i;
+    gpr_mu_unlock(&call->completion_mu);
     return &call->completions[i];
   }
   gpr_log(GPR_ERROR, "should never reach here");
@@ -369,9 +373,9 @@ grpc_cq_completion *allocate_completion(grpc_call *call) {
 
 void done_completion(void *call, grpc_cq_completion *completion) {
   grpc_call *c = call;
-  gpr_mu_lock(&c->mu);
+  gpr_mu_lock(&c->completion_mu);
   c->allocated_completions &= ~(1u << (completion - c->completions));
-  gpr_mu_unlock(&c->mu);
+  gpr_mu_unlock(&c->completion_mu);
   GRPC_CALL_INTERNAL_UNREF(c, "completion", 1);
 }
 
@@ -391,6 +395,7 @@ static void destroy_call(void *call, int ignored_success) {
   grpc_call_stack_destroy(CALL_STACK_FROM_CALL(c));
   GRPC_CHANNEL_INTERNAL_UNREF(c->channel, "call");
   gpr_mu_destroy(&c->mu);
+  gpr_mu_destroy(&c->completion_mu);
   for (i = 0; i < STATUS_SOURCE_COUNT; i++) {
     if (c->status[i].details) {
       GRPC_MDSTR_UNREF(c->status[i].details);
-- 
cgit v1.2.3


From c6d6d9056d809c560688f62bf19a02463b7487fd Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Thu, 9 Jul 2015 15:53:50 -0700
Subject: Fix host name matching not working

---
 src/core/surface/server.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/core/surface')

diff --git a/src/core/surface/server.c b/src/core/surface/server.c
index a9d8940631..5af5f47781 100644
--- a/src/core/surface/server.c
+++ b/src/core/surface/server.c
@@ -441,7 +441,7 @@ static void start_new_rpc(grpc_call_element *elem) {
     /* TODO(ctiller): unify these two searches */
     /* check for an exact match with host */
     hash = GRPC_MDSTR_KV_HASH(calld->host->hash, calld->path->hash);
-    for (i = 0; i < chand->registered_method_max_probes; i++) {
+    for (i = 0; i <= chand->registered_method_max_probes; i++) {
       rm = &chand->registered_methods[(hash + i) %
                                       chand->registered_method_slots];
       if (!rm) break;
-- 
cgit v1.2.3


From 86062bb01cc433f6b6d383091300eb66f23b893a Mon Sep 17 00:00:00 2001
From: Craig Tiller <craig.tiller@gmail.com>
Date: Thu, 9 Jul 2015 16:56:21 -0700
Subject: Add missing kick

---
 src/core/surface/completion_queue.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/core/surface')

diff --git a/src/core/surface/completion_queue.c b/src/core/surface/completion_queue.c
index 67f4443e9d..2ff47eb107 100644
--- a/src/core/surface/completion_queue.c
+++ b/src/core/surface/completion_queue.c
@@ -129,6 +129,7 @@ void grpc_cq_end_op(grpc_completion_queue *cc, void *tag, int success,
     cc->completed_tail->next =
         ((gpr_uintptr)storage) | (1u & (gpr_uintptr)cc->completed_tail->next);
     cc->completed_tail = storage;
+    grpc_pollset_kick(&cc->pollset);
     gpr_mu_unlock(GRPC_POLLSET_MU(&cc->pollset));
   } else {
     gpr_mu_lock(GRPC_POLLSET_MU(&cc->pollset));
-- 
cgit v1.2.3


From 2e622bc16a946f62a8feb494eba0c74fd2bb6f0d Mon Sep 17 00:00:00 2001
From: Craig Tiller <craig.tiller@gmail.com>
Date: Fri, 10 Jul 2015 07:46:03 -0700
Subject: Add a version string and a function to retrieve it

---
 BUILD                                              |  3 ++
 Makefile                                           |  2 ++
 build.json                                         |  1 +
 gRPC.podspec                                       |  1 +
 include/grpc/grpc.h                                |  3 ++
 src/core/surface/version.c                         | 41 ++++++++++++++++++++++
 tools/doxygen/Doxyfile.core.internal               |  1 +
 tools/run_tests/sources_and_headers.json           |  2 ++
 vsprojects/grpc/grpc.vcxproj                       |  2 ++
 vsprojects/grpc/grpc.vcxproj.filters               |  3 ++
 vsprojects/grpc_unsecure/grpc_unsecure.vcxproj     |  2 ++
 .../grpc_unsecure/grpc_unsecure.vcxproj.filters    |  3 ++
 12 files changed, 64 insertions(+)
 create mode 100644 src/core/surface/version.c

(limited to 'src/core/surface')

diff --git a/BUILD b/BUILD
index 13a8784ed1..d75bd4205f 100644
--- a/BUILD
+++ b/BUILD
@@ -348,6 +348,7 @@ cc_library(
     "src/core/surface/server_chttp2.c",
     "src/core/surface/server_create.c",
     "src/core/surface/surface_trace.c",
+    "src/core/surface/version.c",
     "src/core/transport/chttp2/alpn.c",
     "src/core/transport/chttp2/bin_encoder.c",
     "src/core/transport/chttp2/frame_data.c",
@@ -578,6 +579,7 @@ cc_library(
     "src/core/surface/server_chttp2.c",
     "src/core/surface/server_create.c",
     "src/core/surface/surface_trace.c",
+    "src/core/surface/version.c",
     "src/core/transport/chttp2/alpn.c",
     "src/core/transport/chttp2/bin_encoder.c",
     "src/core/transport/chttp2/frame_data.c",
@@ -1049,6 +1051,7 @@ objc_library(
     "src/core/surface/server_chttp2.c",
     "src/core/surface/server_create.c",
     "src/core/surface/surface_trace.c",
+    "src/core/surface/version.c",
     "src/core/transport/chttp2/alpn.c",
     "src/core/transport/chttp2/bin_encoder.c",
     "src/core/transport/chttp2/frame_data.c",
diff --git a/Makefile b/Makefile
index 08171320d4..d523333b90 100644
--- a/Makefile
+++ b/Makefile
@@ -3313,6 +3313,7 @@ LIBGRPC_SRC = \
     src/core/surface/server_chttp2.c \
     src/core/surface/server_create.c \
     src/core/surface/surface_trace.c \
+    src/core/surface/version.c \
     src/core/transport/chttp2/alpn.c \
     src/core/transport/chttp2/bin_encoder.c \
     src/core/transport/chttp2/frame_data.c \
@@ -3573,6 +3574,7 @@ LIBGRPC_UNSECURE_SRC = \
     src/core/surface/server_chttp2.c \
     src/core/surface/server_create.c \
     src/core/surface/surface_trace.c \
+    src/core/surface/version.c \
     src/core/transport/chttp2/alpn.c \
     src/core/transport/chttp2/bin_encoder.c \
     src/core/transport/chttp2/frame_data.c \
diff --git a/build.json b/build.json
index 7d2242b116..ca063e510e 100644
--- a/build.json
+++ b/build.json
@@ -287,6 +287,7 @@
         "src/core/surface/server_chttp2.c",
         "src/core/surface/server_create.c",
         "src/core/surface/surface_trace.c",
+        "src/core/surface/version.c",
         "src/core/transport/chttp2/alpn.c",
         "src/core/transport/chttp2/bin_encoder.c",
         "src/core/transport/chttp2/frame_data.c",
diff --git a/gRPC.podspec b/gRPC.podspec
index 921a4ab096..f678819b96 100644
--- a/gRPC.podspec
+++ b/gRPC.podspec
@@ -357,6 +357,7 @@ Pod::Spec.new do |s|
                       'src/core/surface/server_chttp2.c',
                       'src/core/surface/server_create.c',
                       'src/core/surface/surface_trace.c',
+                      'src/core/surface/version.c',
                       'src/core/transport/chttp2/alpn.c',
                       'src/core/transport/chttp2/bin_encoder.c',
                       'src/core/transport/chttp2/frame_data.c',
diff --git a/include/grpc/grpc.h b/include/grpc/grpc.h
index 782923d599..3c72c1db27 100644
--- a/include/grpc/grpc.h
+++ b/include/grpc/grpc.h
@@ -351,6 +351,9 @@ void grpc_init(void);
     destroyed. */
 void grpc_shutdown(void);
 
+/** Return a string representing the current version of grpc */
+const char *grpc_version_string(void);
+
 /** Create a completion queue */
 grpc_completion_queue *grpc_completion_queue_create(void);
 
diff --git a/src/core/surface/version.c b/src/core/surface/version.c
new file mode 100644
index 0000000000..4f5d648371
--- /dev/null
+++ b/src/core/surface/version.c
@@ -0,0 +1,41 @@
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+/* This file is autogenerated from:
+   templates/src/core/surface/version.c.template */
+
+#include <grpc/grpc.h>
+
+const char *grpc_version_string(void) {
+	return "0.10.0.0";
+}
diff --git a/tools/doxygen/Doxyfile.core.internal b/tools/doxygen/Doxyfile.core.internal
index ac411e3c02..f11df21388 100644
--- a/tools/doxygen/Doxyfile.core.internal
+++ b/tools/doxygen/Doxyfile.core.internal
@@ -985,6 +985,7 @@ src/core/surface/server.c \
 src/core/surface/server_chttp2.c \
 src/core/surface/server_create.c \
 src/core/surface/surface_trace.c \
+src/core/surface/version.c \
 src/core/transport/chttp2/alpn.c \
 src/core/transport/chttp2/bin_encoder.c \
 src/core/transport/chttp2/frame_data.c \
diff --git a/tools/run_tests/sources_and_headers.json b/tools/run_tests/sources_and_headers.json
index 1fc5c20fe4..2a5fe8a73e 100644
--- a/tools/run_tests/sources_and_headers.json
+++ b/tools/run_tests/sources_and_headers.json
@@ -9025,6 +9025,7 @@
       "src/core/surface/server_create.c", 
       "src/core/surface/surface_trace.c", 
       "src/core/surface/surface_trace.h", 
+      "src/core/surface/version.c", 
       "src/core/transport/chttp2/alpn.c", 
       "src/core/transport/chttp2/alpn.h", 
       "src/core/transport/chttp2/bin_encoder.c", 
@@ -9426,6 +9427,7 @@
       "src/core/surface/server_create.c", 
       "src/core/surface/surface_trace.c", 
       "src/core/surface/surface_trace.h", 
+      "src/core/surface/version.c", 
       "src/core/transport/chttp2/alpn.c", 
       "src/core/transport/chttp2/alpn.h", 
       "src/core/transport/chttp2/bin_encoder.c", 
diff --git a/vsprojects/grpc/grpc.vcxproj b/vsprojects/grpc/grpc.vcxproj
index 865e76ef10..16744b181b 100644
--- a/vsprojects/grpc/grpc.vcxproj
+++ b/vsprojects/grpc/grpc.vcxproj
@@ -481,6 +481,8 @@
     </ClCompile>
     <ClCompile Include="..\..\src\core\surface\surface_trace.c">
     </ClCompile>
+    <ClCompile Include="..\..\src\core\surface\version.c">
+    </ClCompile>
     <ClCompile Include="..\..\src\core\transport\chttp2\alpn.c">
     </ClCompile>
     <ClCompile Include="..\..\src\core\transport\chttp2\bin_encoder.c">
diff --git a/vsprojects/grpc/grpc.vcxproj.filters b/vsprojects/grpc/grpc.vcxproj.filters
index f560fef9ed..de9f20521c 100644
--- a/vsprojects/grpc/grpc.vcxproj.filters
+++ b/vsprojects/grpc/grpc.vcxproj.filters
@@ -316,6 +316,9 @@
     <ClCompile Include="..\..\src\core\surface\surface_trace.c">
       <Filter>src\core\surface</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\src\core\surface\version.c">
+      <Filter>src\core\surface</Filter>
+    </ClCompile>
     <ClCompile Include="..\..\src\core\transport\chttp2\alpn.c">
       <Filter>src\core\transport\chttp2</Filter>
     </ClCompile>
diff --git a/vsprojects/grpc_unsecure/grpc_unsecure.vcxproj b/vsprojects/grpc_unsecure/grpc_unsecure.vcxproj
index 4ead6f8d98..02c791f995 100644
--- a/vsprojects/grpc_unsecure/grpc_unsecure.vcxproj
+++ b/vsprojects/grpc_unsecure/grpc_unsecure.vcxproj
@@ -416,6 +416,8 @@
     </ClCompile>
     <ClCompile Include="..\..\src\core\surface\surface_trace.c">
     </ClCompile>
+    <ClCompile Include="..\..\src\core\surface\version.c">
+    </ClCompile>
     <ClCompile Include="..\..\src\core\transport\chttp2\alpn.c">
     </ClCompile>
     <ClCompile Include="..\..\src\core\transport\chttp2\bin_encoder.c">
diff --git a/vsprojects/grpc_unsecure/grpc_unsecure.vcxproj.filters b/vsprojects/grpc_unsecure/grpc_unsecure.vcxproj.filters
index 45ca1f7c33..333a71f564 100644
--- a/vsprojects/grpc_unsecure/grpc_unsecure.vcxproj.filters
+++ b/vsprojects/grpc_unsecure/grpc_unsecure.vcxproj.filters
@@ -247,6 +247,9 @@
     <ClCompile Include="..\..\src\core\surface\surface_trace.c">
       <Filter>src\core\surface</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\src\core\surface\version.c">
+      <Filter>src\core\surface</Filter>
+    </ClCompile>
     <ClCompile Include="..\..\src\core\transport\chttp2\alpn.c">
       <Filter>src\core\transport\chttp2</Filter>
     </ClCompile>
-- 
cgit v1.2.3


From 1b01167425a17f57f69d2abff24a73b85fc4b425 Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Fri, 10 Jul 2015 10:41:44 -0700
Subject: Remove magic number

---
 src/core/surface/call.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'src/core/surface')

diff --git a/src/core/surface/call.c b/src/core/surface/call.c
index 2cb2cd6e98..1e85b0f082 100644
--- a/src/core/surface/call.c
+++ b/src/core/surface/call.c
@@ -49,6 +49,17 @@
 #include <stdlib.h>
 #include <string.h>
 
+/** The maximum number of completions possible.
+    Based upon the maximum number of individually queueable ops in the batch
+   api:
+      - initial metadata send
+      - message send
+      - status/close send (depending on client/server)
+      - initial metadata recv
+      - message recv
+      - status/close recv (depending on client/server) */
+#define MAX_CONCURRENT_COMPLETIONS 6
+
 typedef enum { REQ_INITIAL = 0, REQ_READY, REQ_DONE } req_state;
 
 typedef enum {
@@ -255,7 +266,7 @@ struct grpc_call {
   grpc_iomgr_closure on_done_bind;
 
   /** completion events - for completion queue use */
-  grpc_cq_completion completions[6];
+  grpc_cq_completion completions[MAX_CONCURRENT_COMPLETIONS];
 };
 
 #define CALL_STACK_FROM_CALL(call) ((grpc_call_stack *)((call) + 1))
-- 
cgit v1.2.3


From b4580d4e0e18812bf214b2b92985741dedbd1527 Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Fri, 10 Jul 2015 10:42:34 -0700
Subject: Added static where needed

---
 src/core/surface/call.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/core/surface')

diff --git a/src/core/surface/call.c b/src/core/surface/call.c
index 1e85b0f082..20c41cbbd7 100644
--- a/src/core/surface/call.c
+++ b/src/core/surface/call.c
@@ -367,7 +367,7 @@ grpc_completion_queue *grpc_call_get_completion_queue(grpc_call *call) {
   return call->cq;
 }
 
-grpc_cq_completion *allocate_completion(grpc_call *call) {
+static grpc_cq_completion *allocate_completion(grpc_call *call) {
   gpr_uint8 i;
   gpr_mu_lock(&call->completion_mu);
   for (i = 0; i < GPR_ARRAY_SIZE(call->completions); i++) {
@@ -382,7 +382,7 @@ grpc_cq_completion *allocate_completion(grpc_call *call) {
   abort();
 }
 
-void done_completion(void *call, grpc_cq_completion *completion) {
+static void done_completion(void *call, grpc_cq_completion *completion) {
   grpc_call *c = call;
   gpr_mu_lock(&c->completion_mu);
   c->allocated_completions &= ~(1u << (completion - c->completions));
-- 
cgit v1.2.3


From 80e5f044a4f7ee5e1b81a3da8f930d216ca01849 Mon Sep 17 00:00:00 2001
From: Jan Tattermusch <jtattermusch@google.com>
Date: Sun, 12 Jul 2015 01:28:05 -0700
Subject: zero-out channel after creation

---
 src/core/surface/channel.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/core/surface')

diff --git a/src/core/surface/channel.c b/src/core/surface/channel.c
index eeae3b507c..b7826d4dfc 100644
--- a/src/core/surface/channel.c
+++ b/src/core/surface/channel.c
@@ -91,6 +91,7 @@ grpc_channel *grpc_channel_create_from_filters(
   size_t size =
       sizeof(grpc_channel) + grpc_channel_stack_size(filters, num_filters);
   grpc_channel *channel = gpr_malloc(size);
+  memset(channel, 0, sizeof(*channel));
   GPR_ASSERT(grpc_is_initialized() && "call grpc_init()");
   channel->is_client = is_client;
   /* decremented by grpc_channel_destroy */
-- 
cgit v1.2.3