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-rw-r--r--src/core/lib/iomgr/closure.c1
-rw-r--r--src/core/lib/iomgr/closure.h1
-rw-r--r--src/core/lib/iomgr/combiner.c12
-rw-r--r--src/core/lib/iomgr/error.c154
-rw-r--r--src/core/lib/iomgr/error.h13
-rw-r--r--src/core/lib/iomgr/error_internal.h54
-rw-r--r--src/core/lib/iomgr/ev_epoll_linux.c2
-rw-r--r--src/core/lib/iomgr/ev_posix.c2
-rw-r--r--src/core/lib/iomgr/exec_ctx.c17
-rw-r--r--src/core/lib/iomgr/exec_ctx.h25
-rw-r--r--src/core/lib/iomgr/executor.c4
-rw-r--r--src/core/lib/iomgr/load_file.c2
-rw-r--r--src/core/lib/iomgr/resource_quota.c8
-rw-r--r--src/core/lib/iomgr/tcp_client_posix.c2
-rw-r--r--src/core/lib/iomgr/tcp_posix.c4
-rw-r--r--src/core/lib/iomgr/tcp_server_windows.c2
-rw-r--r--src/core/lib/iomgr/tcp_uv.c3
17 files changed, 167 insertions, 139 deletions
diff --git a/src/core/lib/iomgr/closure.c b/src/core/lib/iomgr/closure.c
index da0ec878a3..8e4efd3370 100644
--- a/src/core/lib/iomgr/closure.c
+++ b/src/core/lib/iomgr/closure.c
@@ -34,6 +34,7 @@
#include "src/core/lib/iomgr/closure.h"
#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
#include "src/core/lib/profiling/timers.h"
diff --git a/src/core/lib/iomgr/closure.h b/src/core/lib/iomgr/closure.h
index ee386fbc76..6748b21e59 100644
--- a/src/core/lib/iomgr/closure.h
+++ b/src/core/lib/iomgr/closure.h
@@ -66,6 +66,7 @@ typedef struct grpc_closure_scheduler_vtable {
grpc_error *error);
void (*sched)(grpc_exec_ctx *exec_ctx, grpc_closure *closure,
grpc_error *error);
+ const char *name;
} grpc_closure_scheduler_vtable;
/** Abstract type that can schedule closures for execution */
diff --git a/src/core/lib/iomgr/combiner.c b/src/core/lib/iomgr/combiner.c
index c26a73b2b7..ba6c7087a9 100644
--- a/src/core/lib/iomgr/combiner.c
+++ b/src/core/lib/iomgr/combiner.c
@@ -86,13 +86,17 @@ static void combiner_finally_exec_covered(grpc_exec_ctx *exec_ctx,
grpc_error *error);
static const grpc_closure_scheduler_vtable scheduler_uncovered = {
- combiner_exec_uncovered, combiner_exec_uncovered};
+ combiner_exec_uncovered, combiner_exec_uncovered,
+ "combiner:immediately:uncovered"};
static const grpc_closure_scheduler_vtable scheduler_covered = {
- combiner_exec_covered, combiner_exec_covered};
+ combiner_exec_covered, combiner_exec_covered,
+ "combiner:immediately:covered"};
static const grpc_closure_scheduler_vtable finally_scheduler_uncovered = {
- combiner_finally_exec_uncovered, combiner_finally_exec_uncovered};
+ combiner_finally_exec_uncovered, combiner_finally_exec_uncovered,
+ "combiner:finally:uncovered"};
static const grpc_closure_scheduler_vtable finally_scheduler_covered = {
- combiner_finally_exec_covered, combiner_finally_exec_covered};
+ combiner_finally_exec_covered, combiner_finally_exec_covered,
+ "combiner:finally:covered"};
static void offload(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error);
diff --git a/src/core/lib/iomgr/error.c b/src/core/lib/iomgr/error.c
index f6bb3a0477..dbe5b139f9 100644
--- a/src/core/lib/iomgr/error.c
+++ b/src/core/lib/iomgr/error.c
@@ -33,13 +33,10 @@
#include "src/core/lib/iomgr/error.h"
-#include <inttypes.h>
-#include <stdbool.h>
#include <string.h>
#include <grpc/status.h>
#include <grpc/support/alloc.h>
-#include <grpc/support/avl.h>
#include <grpc/support/log.h>
#include <grpc/support/string_util.h>
#include <grpc/support/useful.h>
@@ -48,6 +45,7 @@
#include <grpc/support/log_windows.h>
#endif
+#include "src/core/lib/iomgr/error_internal.h"
#include "src/core/lib/profiling/timers.h"
static void destroy_integer(void *key) {}
@@ -128,6 +126,10 @@ static const char *error_int_name(grpc_error_ints key) {
static const char *error_str_name(grpc_error_strs key) {
switch (key) {
+ case GRPC_ERROR_STR_KEY:
+ return "key";
+ case GRPC_ERROR_STR_VALUE:
+ return "value";
case GRPC_ERROR_STR_DESCRIPTION:
return "description";
case GRPC_ERROR_STR_OS_ERROR:
@@ -160,16 +162,7 @@ static const char *error_time_name(grpc_error_times key) {
GPR_UNREACHABLE_CODE(return "unknown");
}
-struct grpc_error {
- gpr_refcount refs;
- gpr_avl ints;
- gpr_avl strs;
- gpr_avl times;
- gpr_avl errs;
- uintptr_t next_err;
-};
-
-static bool is_special(grpc_error *err) {
+bool grpc_error_is_special(grpc_error *err) {
return err == GRPC_ERROR_NONE || err == GRPC_ERROR_OOM ||
err == GRPC_ERROR_CANCELLED;
}
@@ -177,7 +170,7 @@ static bool is_special(grpc_error *err) {
#ifdef GRPC_ERROR_REFCOUNT_DEBUG
grpc_error *grpc_error_ref(grpc_error *err, const char *file, int line,
const char *func) {
- if (is_special(err)) return err;
+ if (grpc_error_is_special(err)) return err;
gpr_log(GPR_DEBUG, "%p: %" PRIdPTR " -> %" PRIdPTR " [%s:%d %s]", err,
err->refs.count, err->refs.count + 1, file, line, func);
gpr_ref(&err->refs);
@@ -185,25 +178,26 @@ grpc_error *grpc_error_ref(grpc_error *err, const char *file, int line,
}
#else
grpc_error *grpc_error_ref(grpc_error *err) {
- if (is_special(err)) return err;
+ if (grpc_error_is_special(err)) return err;
gpr_ref(&err->refs);
return err;
}
#endif
static void error_destroy(grpc_error *err) {
- GPR_ASSERT(!is_special(err));
+ GPR_ASSERT(!grpc_error_is_special(err));
gpr_avl_unref(err->ints);
gpr_avl_unref(err->strs);
gpr_avl_unref(err->errs);
gpr_avl_unref(err->times);
+ gpr_free((void *)gpr_atm_acq_load(&err->error_string));
gpr_free(err);
}
#ifdef GRPC_ERROR_REFCOUNT_DEBUG
void grpc_error_unref(grpc_error *err, const char *file, int line,
const char *func) {
- if (is_special(err)) return;
+ if (grpc_error_is_special(err)) return;
gpr_log(GPR_DEBUG, "%p: %" PRIdPTR " -> %" PRIdPTR " [%s:%d %s]", err,
err->refs.count, err->refs.count - 1, file, line, func);
if (gpr_unref(&err->refs)) {
@@ -212,7 +206,7 @@ void grpc_error_unref(grpc_error *err, const char *file, int line,
}
#else
void grpc_error_unref(grpc_error *err) {
- if (is_special(err)) return;
+ if (grpc_error_is_special(err)) return;
if (gpr_unref(&err->refs)) {
error_destroy(err);
}
@@ -247,6 +241,7 @@ grpc_error *grpc_error_create(const char *file, int line, const char *desc,
err->times = gpr_avl_add(gpr_avl_create(&avl_vtable_times),
(void *)(uintptr_t)GRPC_ERROR_TIME_CREATED,
box_time(gpr_now(GPR_CLOCK_REALTIME)));
+ gpr_atm_no_barrier_store(&err->error_string, 0);
gpr_ref_init(&err->refs, 1);
GPR_TIMER_END("grpc_error_create", 0);
return err;
@@ -255,9 +250,10 @@ grpc_error *grpc_error_create(const char *file, int line, const char *desc,
static grpc_error *copy_error_and_unref(grpc_error *in) {
GPR_TIMER_BEGIN("copy_error_and_unref", 0);
grpc_error *out;
- if (is_special(in)) {
+ if (grpc_error_is_special(in)) {
if (in == GRPC_ERROR_NONE)
- out = GRPC_ERROR_CREATE("no error");
+ out = grpc_error_set_int(GRPC_ERROR_CREATE("no error"),
+ GRPC_ERROR_INT_GRPC_STATUS, GRPC_STATUS_OK);
else if (in == GRPC_ERROR_OOM)
out = GRPC_ERROR_CREATE("oom");
else if (in == GRPC_ERROR_CANCELLED)
@@ -275,6 +271,7 @@ static grpc_error *copy_error_and_unref(grpc_error *in) {
out->strs = gpr_avl_ref(in->strs);
out->errs = gpr_avl_ref(in->errs);
out->times = gpr_avl_ref(in->times);
+ gpr_atm_no_barrier_store(&out->error_string, 0);
out->next_err = in->next_err;
gpr_ref_init(&out->refs, 1);
GRPC_ERROR_UNREF(in);
@@ -292,14 +289,29 @@ grpc_error *grpc_error_set_int(grpc_error *src, grpc_error_ints which,
return new;
}
+typedef struct {
+ grpc_error *error;
+ grpc_status_code code;
+ const char *msg;
+} special_error_status_map;
+static special_error_status_map error_status_map[] = {
+ {GRPC_ERROR_NONE, GRPC_STATUS_OK, NULL},
+ {GRPC_ERROR_CANCELLED, GRPC_STATUS_CANCELLED, "Cancelled"},
+ {GRPC_ERROR_OOM, GRPC_STATUS_RESOURCE_EXHAUSTED, "Out of memory"},
+};
+
bool grpc_error_get_int(grpc_error *err, grpc_error_ints which, intptr_t *p) {
GPR_TIMER_BEGIN("grpc_error_get_int", 0);
void *pp;
- if (is_special(err)) {
- if (err == GRPC_ERROR_CANCELLED && which == GRPC_ERROR_INT_GRPC_STATUS) {
- *p = GRPC_STATUS_CANCELLED;
- GPR_TIMER_END("grpc_error_get_int", 0);
- return true;
+ if (grpc_error_is_special(err)) {
+ if (which == GRPC_ERROR_INT_GRPC_STATUS) {
+ for (size_t i = 0; i < GPR_ARRAY_SIZE(error_status_map); i++) {
+ if (error_status_map[i].error == err) {
+ if (p != NULL) *p = error_status_map[i].code;
+ GPR_TIMER_END("grpc_error_get_int", 0);
+ return true;
+ }
+ }
}
GPR_TIMER_END("grpc_error_get_int", 0);
return false;
@@ -324,66 +336,17 @@ grpc_error *grpc_error_set_str(grpc_error *src, grpc_error_strs which,
}
const char *grpc_error_get_str(grpc_error *err, grpc_error_strs which) {
- if (is_special(err)) return NULL;
- return gpr_avl_get(err->strs, (void *)(uintptr_t)which);
-}
-
-typedef struct {
- grpc_error *error;
- grpc_status_code code;
- const char *msg;
-} special_error_status_map;
-static special_error_status_map error_status_map[] = {
- {GRPC_ERROR_NONE, GRPC_STATUS_OK, ""},
- {GRPC_ERROR_CANCELLED, GRPC_STATUS_CANCELLED, "RPC cancelled"},
- {GRPC_ERROR_OOM, GRPC_STATUS_RESOURCE_EXHAUSTED, "Out of memory"},
-};
-
-static grpc_error *recursively_find_error_with_status(grpc_error *error,
- intptr_t *status) {
- // If the error itself has a status code, return it.
- if (grpc_error_get_int(error, GRPC_ERROR_INT_GRPC_STATUS, status)) {
- return error;
- }
- // Otherwise, search through its children.
- intptr_t key = 0;
- while (true) {
- grpc_error *child_error = gpr_avl_get(error->errs, (void *)key++);
- if (child_error == NULL) break;
- grpc_error *result =
- recursively_find_error_with_status(child_error, status);
- if (result != NULL) return result;
- }
- return NULL;
-}
-
-void grpc_error_get_status(grpc_error *error, grpc_status_code *code,
- const char **msg) {
- // Handle special errors via the static map.
- for (size_t i = 0; i < GPR_ARRAY_SIZE(error_status_map); ++i) {
- if (error == error_status_map[i].error) {
- *code = error_status_map[i].code;
- *msg = error_status_map[i].msg;
- return;
+ if (grpc_error_is_special(err)) {
+ if (which == GRPC_ERROR_STR_GRPC_MESSAGE) {
+ for (size_t i = 0; i < GPR_ARRAY_SIZE(error_status_map); i++) {
+ if (error_status_map[i].error == err) {
+ return error_status_map[i].msg;
+ }
+ }
}
+ return NULL;
}
- // Populate code.
- // Start with the parent error and recurse through the tree of children
- // until we find the first one that has a status code.
- intptr_t status = GRPC_STATUS_UNKNOWN; // Default in case we don't find one.
- grpc_error *found_error = recursively_find_error_with_status(error, &status);
- *code = (grpc_status_code)status;
- // Now populate msg.
- // If we found an error with a status code above, use that; otherwise,
- // fall back to using the parent error.
- if (found_error == NULL) found_error = error;
- // If the error has a status message, use it. Otherwise, fall back to
- // the error description.
- *msg = grpc_error_get_str(found_error, GRPC_ERROR_STR_GRPC_MESSAGE);
- if (*msg == NULL) {
- *msg = grpc_error_get_str(found_error, GRPC_ERROR_STR_DESCRIPTION);
- if (*msg == NULL) *msg = "uknown error"; // Just in case.
- }
+ return gpr_avl_get(err->strs, (void *)(uintptr_t)which);
}
grpc_error *grpc_error_add_child(grpc_error *src, grpc_error *child) {
@@ -535,7 +498,6 @@ static void add_errs(gpr_avl_node *n, char **s, size_t *sz, size_t *cap,
*first = false;
const char *e = grpc_error_string(n->value);
append_str(e, s, sz, cap);
- grpc_error_free_string(e);
add_errs(n->right, s, sz, cap, first);
}
@@ -557,7 +519,7 @@ static int cmp_kvs(const void *a, const void *b) {
return strcmp(ka->key, kb->key);
}
-static const char *finish_kvs(kv_pairs *kvs) {
+static char *finish_kvs(kv_pairs *kvs) {
char *s = NULL;
size_t sz = 0;
size_t cap = 0;
@@ -578,19 +540,18 @@ static const char *finish_kvs(kv_pairs *kvs) {
return s;
}
-void grpc_error_free_string(const char *str) {
- if (str == no_error_string) return;
- if (str == oom_error_string) return;
- if (str == cancelled_error_string) return;
- gpr_free((char *)str);
-}
-
const char *grpc_error_string(grpc_error *err) {
GPR_TIMER_BEGIN("grpc_error_string", 0);
if (err == GRPC_ERROR_NONE) return no_error_string;
if (err == GRPC_ERROR_OOM) return oom_error_string;
if (err == GRPC_ERROR_CANCELLED) return cancelled_error_string;
+ void *p = (void *)gpr_atm_acq_load(&err->error_string);
+ if (p != NULL) {
+ GPR_TIMER_END("grpc_error_string", 0);
+ return p;
+ }
+
kv_pairs kvs;
memset(&kvs, 0, sizeof(kvs));
@@ -603,7 +564,13 @@ const char *grpc_error_string(grpc_error *err) {
qsort(kvs.kvs, kvs.num_kvs, sizeof(kv_pair), cmp_kvs);
- const char *out = finish_kvs(&kvs);
+ char *out = finish_kvs(&kvs);
+
+ if (!gpr_atm_rel_cas(&err->error_string, 0, (gpr_atm)out)) {
+ gpr_free(out);
+ out = (char *)gpr_atm_no_barrier_load(&err->error_string);
+ }
+
GPR_TIMER_END("grpc_error_string", 0);
return out;
}
@@ -638,7 +605,6 @@ bool grpc_log_if_error(const char *what, grpc_error *error, const char *file,
if (error == GRPC_ERROR_NONE) return true;
const char *msg = grpc_error_string(error);
gpr_log(file, line, GPR_LOG_SEVERITY_ERROR, "%s: %s", what, msg);
- grpc_error_free_string(msg);
GRPC_ERROR_UNREF(error);
return false;
}
diff --git a/src/core/lib/iomgr/error.h b/src/core/lib/iomgr/error.h
index f3f3b80a09..ffacdac393 100644
--- a/src/core/lib/iomgr/error.h
+++ b/src/core/lib/iomgr/error.h
@@ -124,7 +124,11 @@ typedef enum {
/// filename that we were trying to read/write when this error occurred
GRPC_ERROR_STR_FILENAME,
/// which data was queued for writing when the error occurred
- GRPC_ERROR_STR_QUEUED_BUFFERS
+ GRPC_ERROR_STR_QUEUED_BUFFERS,
+ /// key associated with the error
+ GRPC_ERROR_STR_KEY,
+ /// value associated with the error
+ GRPC_ERROR_STR_VALUE,
} grpc_error_strs;
typedef enum {
@@ -141,7 +145,6 @@ typedef enum {
#define GRPC_ERROR_CANCELLED ((grpc_error *)4)
const char *grpc_error_string(grpc_error *error);
-void grpc_error_free_string(const char *str);
/// Create an error - but use GRPC_ERROR_CREATE instead
grpc_error *grpc_error_create(const char *file, int line, const char *desc,
@@ -189,12 +192,6 @@ grpc_error *grpc_error_set_str(grpc_error *src, grpc_error_strs which,
/// Caller does NOT own return value.
const char *grpc_error_get_str(grpc_error *error, grpc_error_strs which);
-/// A utility function to get the status code and message to be returned
-/// to the application. If not set in the top-level message, looks
-/// through child errors until it finds the first one with these attributes.
-void grpc_error_get_status(grpc_error *error, grpc_status_code *code,
- const char **msg);
-
/// Add a child error: an error that is believed to have contributed to this
/// error occurring. Allows root causing high level errors from lower level
/// errors that contributed to them.
diff --git a/src/core/lib/iomgr/error_internal.h b/src/core/lib/iomgr/error_internal.h
new file mode 100644
index 0000000000..1c89ead4ed
--- /dev/null
+++ b/src/core/lib/iomgr/error_internal.h
@@ -0,0 +1,54 @@
+/*
+ *
+ * Copyright 2016, 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.
+ *
+ */
+
+#ifndef GRPC_CORE_LIB_IOMGR_ERROR_INTERNAL_H
+#define GRPC_CORE_LIB_IOMGR_ERROR_INTERNAL_H
+
+#include <inttypes.h>
+#include <stdbool.h>
+
+#include <grpc/support/avl.h>
+
+struct grpc_error {
+ gpr_refcount refs;
+ gpr_avl ints;
+ gpr_avl strs;
+ gpr_avl times;
+ gpr_avl errs;
+ uintptr_t next_err;
+ gpr_atm error_string;
+};
+
+bool grpc_error_is_special(grpc_error *err);
+
+#endif /* GRPC_CORE_LIB_IOMGR_ERROR_INTERNAL_H */
diff --git a/src/core/lib/iomgr/ev_epoll_linux.c b/src/core/lib/iomgr/ev_epoll_linux.c
index d6664aead2..39b5c0032e 100644
--- a/src/core/lib/iomgr/ev_epoll_linux.c
+++ b/src/core/lib/iomgr/ev_epoll_linux.c
@@ -321,7 +321,7 @@ gpr_atm g_epoll_sync;
#endif /* defined(GRPC_TSAN) */
static const grpc_closure_scheduler_vtable workqueue_scheduler_vtable = {
- workqueue_enqueue, workqueue_enqueue};
+ workqueue_enqueue, workqueue_enqueue, "workqueue"};
static void pi_add_ref(polling_island *pi);
static void pi_unref(grpc_exec_ctx *exec_ctx, polling_island *pi);
diff --git a/src/core/lib/iomgr/ev_posix.c b/src/core/lib/iomgr/ev_posix.c
index 2975d619e1..c106ba5400 100644
--- a/src/core/lib/iomgr/ev_posix.c
+++ b/src/core/lib/iomgr/ev_posix.c
@@ -52,6 +52,8 @@
* tests */
grpc_poll_function_type grpc_poll_function = poll;
+grpc_wakeup_fd grpc_global_wakeup_fd;
+
static const grpc_event_engine_vtable *g_event_engine;
static const char *g_poll_strategy_name = NULL;
diff --git a/src/core/lib/iomgr/exec_ctx.c b/src/core/lib/iomgr/exec_ctx.c
index 6aa788f8e5..83bb436bd0 100644
--- a/src/core/lib/iomgr/exec_ctx.c
+++ b/src/core/lib/iomgr/exec_ctx.c
@@ -42,11 +42,16 @@
#include "src/core/lib/profiling/timers.h"
bool grpc_exec_ctx_ready_to_finish(grpc_exec_ctx *exec_ctx) {
- if (!exec_ctx->cached_ready_to_finish) {
- exec_ctx->cached_ready_to_finish = exec_ctx->check_ready_to_finish(
- exec_ctx, exec_ctx->check_ready_to_finish_arg);
+ if ((exec_ctx->flags & GRPC_EXEC_CTX_FLAG_IS_FINISHED) == 0) {
+ if (exec_ctx->check_ready_to_finish(exec_ctx,
+ exec_ctx->check_ready_to_finish_arg)) {
+ exec_ctx->flags |= GRPC_EXEC_CTX_FLAG_IS_FINISHED;
+ return true;
+ }
+ return false;
+ } else {
+ return true;
}
- return exec_ctx->cached_ready_to_finish;
}
bool grpc_never_ready_to_finish(grpc_exec_ctx *exec_ctx, void *arg_ignored) {
@@ -82,7 +87,7 @@ bool grpc_exec_ctx_flush(grpc_exec_ctx *exec_ctx) {
}
void grpc_exec_ctx_finish(grpc_exec_ctx *exec_ctx) {
- exec_ctx->cached_ready_to_finish = true;
+ exec_ctx->flags |= GRPC_EXEC_CTX_FLAG_IS_FINISHED;
grpc_exec_ctx_flush(exec_ctx);
}
@@ -101,6 +106,6 @@ void grpc_exec_ctx_global_init(void) {}
void grpc_exec_ctx_global_shutdown(void) {}
static const grpc_closure_scheduler_vtable exec_ctx_scheduler_vtable = {
- exec_ctx_run, exec_ctx_sched};
+ exec_ctx_run, exec_ctx_sched, "exec_ctx"};
static grpc_closure_scheduler exec_ctx_scheduler = {&exec_ctx_scheduler_vtable};
grpc_closure_scheduler *grpc_schedule_on_exec_ctx = &exec_ctx_scheduler;
diff --git a/src/core/lib/iomgr/exec_ctx.h b/src/core/lib/iomgr/exec_ctx.h
index e566f1b3e8..f99a0fee5f 100644
--- a/src/core/lib/iomgr/exec_ctx.h
+++ b/src/core/lib/iomgr/exec_ctx.h
@@ -43,6 +43,13 @@
typedef struct grpc_workqueue grpc_workqueue;
typedef struct grpc_combiner grpc_combiner;
+/* This exec_ctx is ready to return: either pre-populated, or cached as soon as
+ the finish_check returns true */
+#define GRPC_EXEC_CTX_FLAG_IS_FINISHED 1
+/* The exec_ctx's thread is (potentially) owned by a call or channel: care
+ should be given to not delete said call/channel from this exec_ctx */
+#define GRPC_EXEC_CTX_FLAG_THREAD_RESOURCE_LOOP 2
+
/** Execution context.
* A bag of data that collects information along a callstack.
* Generally created at public API entry points, and passed down as
@@ -63,36 +70,26 @@ typedef struct grpc_combiner grpc_combiner;
* - Instances are always passed as the first argument to a function that
* takes it, and always as a pointer (grpc_exec_ctx is never copied).
*/
-#ifndef GRPC_EXECUTION_CONTEXT_SANITIZER
struct grpc_exec_ctx {
grpc_closure_list closure_list;
/** currently active combiner: updated only via combiner.c */
grpc_combiner *active_combiner;
/** last active combiner in the active combiner list */
grpc_combiner *last_combiner;
- bool cached_ready_to_finish;
+ uintptr_t flags;
void *check_ready_to_finish_arg;
bool (*check_ready_to_finish)(grpc_exec_ctx *exec_ctx, void *arg);
};
/* initializer for grpc_exec_ctx:
prefer to use GRPC_EXEC_CTX_INIT whenever possible */
-#define GRPC_EXEC_CTX_INIT_WITH_FINISH_CHECK(finish_check, finish_check_arg) \
- { GRPC_CLOSURE_LIST_INIT, NULL, NULL, false, finish_check_arg, finish_check }
-#else
-struct grpc_exec_ctx {
- bool cached_ready_to_finish;
- void *check_ready_to_finish_arg;
- bool (*check_ready_to_finish)(grpc_exec_ctx *exec_ctx, void *arg);
-};
-#define GRPC_EXEC_CTX_INIT_WITH_FINISH_CHECK(finish_check, finish_check_arg) \
- { false, finish_check_arg, finish_check }
-#endif
+#define GRPC_EXEC_CTX_INITIALIZER(flags, finish_check, finish_check_arg) \
+ { GRPC_CLOSURE_LIST_INIT, NULL, NULL, flags, finish_check_arg, finish_check }
/* initialize an execution context at the top level of an API call into grpc
(this is safe to use elsewhere, though possibly not as efficient) */
#define GRPC_EXEC_CTX_INIT \
- GRPC_EXEC_CTX_INIT_WITH_FINISH_CHECK(grpc_always_ready_to_finish, NULL)
+ GRPC_EXEC_CTX_INITIALIZER(GRPC_EXEC_CTX_FLAG_IS_FINISHED, NULL, NULL)
extern grpc_closure_scheduler *grpc_schedule_on_exec_ctx;
diff --git a/src/core/lib/iomgr/executor.c b/src/core/lib/iomgr/executor.c
index 852775564f..a5b62aa888 100644
--- a/src/core/lib/iomgr/executor.c
+++ b/src/core/lib/iomgr/executor.c
@@ -158,7 +158,7 @@ void grpc_executor_shutdown(grpc_exec_ctx *exec_ctx) {
gpr_mu_destroy(&g_executor.mu);
}
-static const grpc_closure_scheduler_vtable executor_vtable = {executor_push,
- executor_push};
+static const grpc_closure_scheduler_vtable executor_vtable = {
+ executor_push, executor_push, "executor"};
static grpc_closure_scheduler executor_scheduler = {&executor_vtable};
grpc_closure_scheduler *grpc_executor_scheduler = &executor_scheduler;
diff --git a/src/core/lib/iomgr/load_file.c b/src/core/lib/iomgr/load_file.c
index 217bc5da59..f40c8b28cc 100644
--- a/src/core/lib/iomgr/load_file.c
+++ b/src/core/lib/iomgr/load_file.c
@@ -47,7 +47,7 @@ grpc_error *grpc_load_file(const char *filename, int add_null_terminator,
grpc_slice *output) {
unsigned char *contents = NULL;
size_t contents_size = 0;
- grpc_slice result = gpr_empty_slice();
+ grpc_slice result = grpc_empty_slice();
FILE *file;
size_t bytes_read = 0;
grpc_error *error = GRPC_ERROR_NONE;
diff --git a/src/core/lib/iomgr/resource_quota.c b/src/core/lib/iomgr/resource_quota.c
index 42a044df77..21aa05e57a 100644
--- a/src/core/lib/iomgr/resource_quota.c
+++ b/src/core/lib/iomgr/resource_quota.c
@@ -378,11 +378,15 @@ static void ru_slice_unref(grpc_exec_ctx *exec_ctx, void *p) {
}
}
+static const grpc_slice_refcount_vtable ru_slice_vtable = {
+ ru_slice_ref, ru_slice_unref, grpc_slice_default_eq_impl,
+ grpc_slice_default_hash_impl};
+
static grpc_slice ru_slice_create(grpc_resource_user *resource_user,
size_t size) {
ru_slice_refcount *rc = gpr_malloc(sizeof(ru_slice_refcount) + size);
- rc->base.ref = ru_slice_ref;
- rc->base.unref = ru_slice_unref;
+ rc->base.vtable = &ru_slice_vtable;
+ rc->base.sub_refcount = &rc->base;
gpr_ref_init(&rc->refs, 1);
rc->resource_user = resource_user;
rc->size = size;
diff --git a/src/core/lib/iomgr/tcp_client_posix.c b/src/core/lib/iomgr/tcp_client_posix.c
index 9a77c92016..16b0f4e73c 100644
--- a/src/core/lib/iomgr/tcp_client_posix.c
+++ b/src/core/lib/iomgr/tcp_client_posix.c
@@ -118,7 +118,6 @@ static void tc_on_alarm(grpc_exec_ctx *exec_ctx, void *acp, grpc_error *error) {
const char *str = grpc_error_string(error);
gpr_log(GPR_DEBUG, "CLIENT_CONNECT: %s: on_alarm: error=%s", ac->addr_str,
str);
- grpc_error_free_string(str);
}
gpr_mu_lock(&ac->mu);
if (ac->fd != NULL) {
@@ -178,7 +177,6 @@ static void on_writable(grpc_exec_ctx *exec_ctx, void *acp, grpc_error *error) {
const char *str = grpc_error_string(error);
gpr_log(GPR_DEBUG, "CLIENT_CONNECT: %s: on_writable: error=%s",
ac->addr_str, str);
- grpc_error_free_string(str);
}
gpr_mu_lock(&ac->mu);
diff --git a/src/core/lib/iomgr/tcp_posix.c b/src/core/lib/iomgr/tcp_posix.c
index ece44978b0..a33e63e845 100644
--- a/src/core/lib/iomgr/tcp_posix.c
+++ b/src/core/lib/iomgr/tcp_posix.c
@@ -181,7 +181,7 @@ static void call_read_cb(grpc_exec_ctx *exec_ctx, grpc_tcp *tcp,
size_t i;
const char *str = grpc_error_string(error);
gpr_log(GPR_DEBUG, "read: error=%s", str);
- grpc_error_free_string(str);
+
for (i = 0; i < tcp->incoming_buffer->count; i++) {
char *dump = grpc_dump_slice(tcp->incoming_buffer->slices[i],
GPR_DUMP_HEX | GPR_DUMP_ASCII);
@@ -435,7 +435,6 @@ static void tcp_handle_write(grpc_exec_ctx *exec_ctx, void *arg /* grpc_tcp */,
if (grpc_tcp_trace) {
const char *str = grpc_error_string(error);
gpr_log(GPR_DEBUG, "write: %s", str);
- grpc_error_free_string(str);
}
grpc_closure_run(exec_ctx, cb, error);
@@ -485,7 +484,6 @@ static void tcp_write(grpc_exec_ctx *exec_ctx, grpc_endpoint *ep,
if (grpc_tcp_trace) {
const char *str = grpc_error_string(error);
gpr_log(GPR_DEBUG, "write: %s", str);
- grpc_error_free_string(str);
}
grpc_closure_sched(exec_ctx, cb, error);
}
diff --git a/src/core/lib/iomgr/tcp_server_windows.c b/src/core/lib/iomgr/tcp_server_windows.c
index dafe851ce8..bd4b9b2df1 100644
--- a/src/core/lib/iomgr/tcp_server_windows.c
+++ b/src/core/lib/iomgr/tcp_server_windows.c
@@ -343,7 +343,7 @@ static void on_accept(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) {
if (error != GRPC_ERROR_NONE) {
const char *msg = grpc_error_string(error);
gpr_log(GPR_INFO, "Skipping on_accept due to error: %s", msg);
- grpc_error_free_string(msg);
+
gpr_mu_unlock(&sp->server->mu);
return;
}
diff --git a/src/core/lib/iomgr/tcp_uv.c b/src/core/lib/iomgr/tcp_uv.c
index 3ddc79706b..7f4ea49a1c 100644
--- a/src/core/lib/iomgr/tcp_uv.c
+++ b/src/core/lib/iomgr/tcp_uv.c
@@ -48,6 +48,7 @@
#include "src/core/lib/iomgr/network_status_tracker.h"
#include "src/core/lib/iomgr/resource_quota.h"
#include "src/core/lib/iomgr/tcp_uv.h"
+#include "src/core/lib/slice/slice_internal.h"
#include "src/core/lib/slice/slice_string_helpers.h"
#include "src/core/lib/support/string.h"
@@ -156,7 +157,7 @@ static void read_callback(uv_stream_t *stream, ssize_t nread,
size_t i;
const char *str = grpc_error_string(error);
gpr_log(GPR_DEBUG, "read: error=%s", str);
- grpc_error_free_string(str);
+
for (i = 0; i < tcp->read_slices->count; i++) {
char *dump = grpc_dump_slice(tcp->read_slices->slices[i],
GPR_DUMP_HEX | GPR_DUMP_ASCII);