diff options
author | Craig Tiller <ctiller@google.com> | 2017-11-06 12:50:14 -0800 |
---|---|---|
committer | Craig Tiller <ctiller@google.com> | 2017-11-06 12:50:14 -0800 |
commit | 0be9ad440878b94d9a68f35992c23e7f99375dbc (patch) | |
tree | 9ce37a5e50f1ee47df6d42ef3e44d63160e8d0dc /src/core/lib/iomgr/resource_quota.cc | |
parent | c60659ad023d01f8d0f6ad0f87fefbd3740002d0 (diff) | |
parent | e759d2ad7abdb0702970eeccc5f033ff4b2a4c7f (diff) |
Merge github.com:grpc/grpc into lfe3
Diffstat (limited to 'src/core/lib/iomgr/resource_quota.cc')
-rw-r--r-- | src/core/lib/iomgr/resource_quota.cc | 288 |
1 files changed, 145 insertions, 143 deletions
diff --git a/src/core/lib/iomgr/resource_quota.cc b/src/core/lib/iomgr/resource_quota.cc index ecb5747da8..5077554a56 100644 --- a/src/core/lib/iomgr/resource_quota.cc +++ b/src/core/lib/iomgr/resource_quota.cc @@ -38,8 +38,8 @@ grpc_tracer_flag grpc_resource_quota_trace = /* Internal linked list pointers for a resource user */ typedef struct { - grpc_resource_user *next; - grpc_resource_user *prev; + grpc_resource_user* next; + grpc_resource_user* prev; } grpc_resource_user_link; /* Resource users are kept in (potentially) several intrusive linked lists @@ -60,7 +60,7 @@ typedef enum { struct grpc_resource_user { /* The quota this resource user consumes from */ - grpc_resource_quota *resource_quota; + grpc_resource_quota* resource_quota; /* Closure to schedule an allocation under the resource quota combiner lock */ grpc_closure allocate_closure; @@ -97,10 +97,10 @@ struct grpc_resource_user { /* Reclaimers: index 0 is the benign reclaimer, 1 is the destructive reclaimer */ - grpc_closure *reclaimers[2]; + grpc_closure* reclaimers[2]; /* Reclaimers just posted: once we're in the combiner lock, we'll move them to the array above */ - grpc_closure *new_reclaimers[2]; + grpc_closure* new_reclaimers[2]; /* Trampoline closures to finish reclamation and re-enter the quota combiner lock */ grpc_closure post_reclaimer_closure[2]; @@ -113,7 +113,7 @@ struct grpc_resource_user { grpc_resource_user_link links[GRPC_RULIST_COUNT]; /* The name of this resource user, for debugging/tracing */ - char *name; + char* name; }; struct grpc_resource_quota { @@ -126,7 +126,7 @@ struct grpc_resource_quota { /* Master combiner lock: all activity on a quota executes under this combiner * (so no mutex is needed for this data structure) */ - grpc_combiner *combiner; + grpc_combiner* combiner; /* Size of the resource quota */ int64_t size; /* Amount of free memory in the resource quota */ @@ -146,26 +146,26 @@ struct grpc_resource_quota { /* This is only really usable for debugging: it's always a stale pointer, but a stale pointer that might just be fresh enough to guide us to where the reclamation system is stuck */ - grpc_closure *debug_only_last_initiated_reclaimer; - grpc_resource_user *debug_only_last_reclaimer_resource_user; + grpc_closure* debug_only_last_initiated_reclaimer; + grpc_resource_user* debug_only_last_reclaimer_resource_user; /* Roots of all resource user lists */ - grpc_resource_user *roots[GRPC_RULIST_COUNT]; + grpc_resource_user* roots[GRPC_RULIST_COUNT]; - char *name; + char* name; }; -static void ru_unref_by(grpc_exec_ctx *exec_ctx, - grpc_resource_user *resource_user, gpr_atm amount); +static void ru_unref_by(grpc_exec_ctx* exec_ctx, + grpc_resource_user* resource_user, gpr_atm amount); /******************************************************************************* * list management */ -static void rulist_add_head(grpc_resource_user *resource_user, +static void rulist_add_head(grpc_resource_user* resource_user, grpc_rulist list) { - grpc_resource_quota *resource_quota = resource_user->resource_quota; - grpc_resource_user **root = &resource_quota->roots[list]; + grpc_resource_quota* resource_quota = resource_user->resource_quota; + grpc_resource_user** root = &resource_quota->roots[list]; if (*root == NULL) { *root = resource_user; resource_user->links[list].next = resource_user->links[list].prev = @@ -179,10 +179,10 @@ static void rulist_add_head(grpc_resource_user *resource_user, } } -static void rulist_add_tail(grpc_resource_user *resource_user, +static void rulist_add_tail(grpc_resource_user* resource_user, grpc_rulist list) { - grpc_resource_quota *resource_quota = resource_user->resource_quota; - grpc_resource_user **root = &resource_quota->roots[list]; + grpc_resource_quota* resource_quota = resource_user->resource_quota; + grpc_resource_user** root = &resource_quota->roots[list]; if (*root == NULL) { *root = resource_user; resource_user->links[list].next = resource_user->links[list].prev = @@ -195,15 +195,15 @@ static void rulist_add_tail(grpc_resource_user *resource_user, } } -static bool rulist_empty(grpc_resource_quota *resource_quota, +static bool rulist_empty(grpc_resource_quota* resource_quota, grpc_rulist list) { return resource_quota->roots[list] == NULL; } -static grpc_resource_user *rulist_pop_head(grpc_resource_quota *resource_quota, +static grpc_resource_user* rulist_pop_head(grpc_resource_quota* resource_quota, grpc_rulist list) { - grpc_resource_user **root = &resource_quota->roots[list]; - grpc_resource_user *resource_user = *root; + grpc_resource_user** root = &resource_quota->roots[list]; + grpc_resource_user* resource_user = *root; if (resource_user == NULL) { return NULL; } @@ -220,9 +220,9 @@ static grpc_resource_user *rulist_pop_head(grpc_resource_quota *resource_quota, return resource_user; } -static void rulist_remove(grpc_resource_user *resource_user, grpc_rulist list) { +static void rulist_remove(grpc_resource_user* resource_user, grpc_rulist list) { if (resource_user->links[list].next == NULL) return; - grpc_resource_quota *resource_quota = resource_user->resource_quota; + grpc_resource_quota* resource_quota = resource_user->resource_quota; if (resource_quota->roots[list] == resource_user) { resource_quota->roots[list] = resource_user->links[list].next; if (resource_quota->roots[list] == resource_user) { @@ -240,15 +240,15 @@ static void rulist_remove(grpc_resource_user *resource_user, grpc_rulist list) { * resource quota state machine */ -static bool rq_alloc(grpc_exec_ctx *exec_ctx, - grpc_resource_quota *resource_quota); +static bool rq_alloc(grpc_exec_ctx* exec_ctx, + grpc_resource_quota* resource_quota); static bool rq_reclaim_from_per_user_free_pool( - grpc_exec_ctx *exec_ctx, grpc_resource_quota *resource_quota); -static bool rq_reclaim(grpc_exec_ctx *exec_ctx, - grpc_resource_quota *resource_quota, bool destructive); + grpc_exec_ctx* exec_ctx, grpc_resource_quota* resource_quota); +static bool rq_reclaim(grpc_exec_ctx* exec_ctx, + grpc_resource_quota* resource_quota, bool destructive); -static void rq_step(grpc_exec_ctx *exec_ctx, void *rq, grpc_error *error) { - grpc_resource_quota *resource_quota = (grpc_resource_quota *)rq; +static void rq_step(grpc_exec_ctx* exec_ctx, void* rq, grpc_error* error) { + grpc_resource_quota* resource_quota = (grpc_resource_quota*)rq; resource_quota->step_scheduled = false; do { if (rq_alloc(exec_ctx, resource_quota)) goto done; @@ -262,8 +262,8 @@ done: grpc_resource_quota_unref_internal(exec_ctx, resource_quota); } -static void rq_step_sched(grpc_exec_ctx *exec_ctx, - grpc_resource_quota *resource_quota) { +static void rq_step_sched(grpc_exec_ctx* exec_ctx, + grpc_resource_quota* resource_quota) { if (resource_quota->step_scheduled) return; resource_quota->step_scheduled = true; grpc_resource_quota_ref_internal(resource_quota); @@ -273,13 +273,12 @@ static void rq_step_sched(grpc_exec_ctx *exec_ctx, /* update the atomically available resource estimate - use no barriers since timeliness of delivery really doesn't matter much */ -static void rq_update_estimate(grpc_resource_quota *resource_quota) { +static void rq_update_estimate(grpc_resource_quota* resource_quota) { gpr_atm memory_usage_estimation = MEMORY_USAGE_ESTIMATION_MAX; if (resource_quota->size != 0) { memory_usage_estimation = - GPR_CLAMP((gpr_atm)((1.0 - - ((double)resource_quota->free_pool) / - ((double)resource_quota->size)) * + GPR_CLAMP((gpr_atm)((1.0 - ((double)resource_quota->free_pool) / + ((double)resource_quota->size)) * MEMORY_USAGE_ESTIMATION_MAX), 0, MEMORY_USAGE_ESTIMATION_MAX); } @@ -288,15 +287,16 @@ static void rq_update_estimate(grpc_resource_quota *resource_quota) { } /* returns true if all allocations are completed */ -static bool rq_alloc(grpc_exec_ctx *exec_ctx, - grpc_resource_quota *resource_quota) { - grpc_resource_user *resource_user; +static bool rq_alloc(grpc_exec_ctx* exec_ctx, + grpc_resource_quota* resource_quota) { + grpc_resource_user* resource_user; while ((resource_user = rulist_pop_head(resource_quota, GRPC_RULIST_AWAITING_ALLOCATION))) { gpr_mu_lock(&resource_user->mu); if (GRPC_TRACER_ON(grpc_resource_quota_trace)) { - gpr_log(GPR_DEBUG, "RQ: check allocation for user %p shutdown=%" PRIdPTR - " free_pool=%" PRId64, + gpr_log(GPR_DEBUG, + "RQ: check allocation for user %p shutdown=%" PRIdPTR + " free_pool=%" PRId64, resource_user, gpr_atm_no_barrier_load(&resource_user->shutdown), resource_user->free_pool); } @@ -320,8 +320,9 @@ static bool rq_alloc(grpc_exec_ctx *exec_ctx, resource_quota->free_pool -= amt; rq_update_estimate(resource_quota); if (GRPC_TRACER_ON(grpc_resource_quota_trace)) { - gpr_log(GPR_DEBUG, "RQ %s %s: grant alloc %" PRId64 - " bytes; rq_free_pool -> %" PRId64, + gpr_log(GPR_DEBUG, + "RQ %s %s: grant alloc %" PRId64 + " bytes; rq_free_pool -> %" PRId64, resource_quota->name, resource_user->name, amt, resource_quota->free_pool); } @@ -346,8 +347,8 @@ static bool rq_alloc(grpc_exec_ctx *exec_ctx, /* returns true if any memory could be reclaimed from buffers */ static bool rq_reclaim_from_per_user_free_pool( - grpc_exec_ctx *exec_ctx, grpc_resource_quota *resource_quota) { - grpc_resource_user *resource_user; + grpc_exec_ctx* exec_ctx, grpc_resource_quota* resource_quota) { + grpc_resource_user* resource_user; while ((resource_user = rulist_pop_head(resource_quota, GRPC_RULIST_NON_EMPTY_FREE_POOL))) { gpr_mu_lock(&resource_user->mu); @@ -357,8 +358,9 @@ static bool rq_reclaim_from_per_user_free_pool( resource_quota->free_pool += amt; rq_update_estimate(resource_quota); if (GRPC_TRACER_ON(grpc_resource_quota_trace)) { - gpr_log(GPR_DEBUG, "RQ %s %s: reclaim_from_per_user_free_pool %" PRId64 - " bytes; rq_free_pool -> %" PRId64, + gpr_log(GPR_DEBUG, + "RQ %s %s: reclaim_from_per_user_free_pool %" PRId64 + " bytes; rq_free_pool -> %" PRId64, resource_quota->name, resource_user->name, amt, resource_quota->free_pool); } @@ -372,12 +374,12 @@ static bool rq_reclaim_from_per_user_free_pool( } /* returns true if reclamation is proceeding */ -static bool rq_reclaim(grpc_exec_ctx *exec_ctx, - grpc_resource_quota *resource_quota, bool destructive) { +static bool rq_reclaim(grpc_exec_ctx* exec_ctx, + grpc_resource_quota* resource_quota, bool destructive) { if (resource_quota->reclaiming) return true; grpc_rulist list = destructive ? GRPC_RULIST_RECLAIMER_DESTRUCTIVE : GRPC_RULIST_RECLAIMER_BENIGN; - grpc_resource_user *resource_user = rulist_pop_head(resource_quota, list); + grpc_resource_user* resource_user = rulist_pop_head(resource_quota, list); if (resource_user == NULL) return false; if (GRPC_TRACER_ON(grpc_resource_quota_trace)) { gpr_log(GPR_DEBUG, "RQ %s %s: initiate %s reclamation", @@ -386,7 +388,7 @@ static bool rq_reclaim(grpc_exec_ctx *exec_ctx, } resource_quota->reclaiming = true; grpc_resource_quota_ref_internal(resource_quota); - grpc_closure *c = resource_user->reclaimers[destructive]; + grpc_closure* c = resource_user->reclaimers[destructive]; GPR_ASSERT(c); resource_quota->debug_only_last_reclaimer_resource_user = resource_user; resource_quota->debug_only_last_initiated_reclaimer = c; @@ -402,17 +404,17 @@ static bool rq_reclaim(grpc_exec_ctx *exec_ctx, typedef struct { grpc_slice_refcount base; gpr_refcount refs; - grpc_resource_user *resource_user; + grpc_resource_user* resource_user; size_t size; } ru_slice_refcount; -static void ru_slice_ref(void *p) { - ru_slice_refcount *rc = (ru_slice_refcount *)p; +static void ru_slice_ref(void* p) { + ru_slice_refcount* rc = (ru_slice_refcount*)p; gpr_ref(&rc->refs); } -static void ru_slice_unref(grpc_exec_ctx *exec_ctx, void *p) { - ru_slice_refcount *rc = (ru_slice_refcount *)p; +static void ru_slice_unref(grpc_exec_ctx* exec_ctx, void* p) { + ru_slice_refcount* rc = (ru_slice_refcount*)p; if (gpr_unref(&rc->refs)) { grpc_resource_user_free(exec_ctx, rc->resource_user, rc->size); gpr_free(rc); @@ -423,10 +425,10 @@ 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, +static grpc_slice ru_slice_create(grpc_resource_user* resource_user, size_t size) { - ru_slice_refcount *rc = - (ru_slice_refcount *)gpr_malloc(sizeof(ru_slice_refcount) + size); + ru_slice_refcount* rc = + (ru_slice_refcount*)gpr_malloc(sizeof(ru_slice_refcount) + size); rc->base.vtable = &ru_slice_vtable; rc->base.sub_refcount = &rc->base; gpr_ref_init(&rc->refs, 1); @@ -434,7 +436,7 @@ static grpc_slice ru_slice_create(grpc_resource_user *resource_user, rc->size = size; grpc_slice slice; slice.refcount = &rc->base; - slice.data.refcounted.bytes = (uint8_t *)(rc + 1); + slice.data.refcounted.bytes = (uint8_t*)(rc + 1); slice.data.refcounted.length = size; return slice; } @@ -444,8 +446,8 @@ static grpc_slice ru_slice_create(grpc_resource_user *resource_user, * the combiner */ -static void ru_allocate(grpc_exec_ctx *exec_ctx, void *ru, grpc_error *error) { - grpc_resource_user *resource_user = (grpc_resource_user *)ru; +static void ru_allocate(grpc_exec_ctx* exec_ctx, void* ru, grpc_error* error) { + grpc_resource_user* resource_user = (grpc_resource_user*)ru; if (rulist_empty(resource_user->resource_quota, GRPC_RULIST_AWAITING_ALLOCATION)) { rq_step_sched(exec_ctx, resource_user->resource_quota); @@ -453,9 +455,9 @@ static void ru_allocate(grpc_exec_ctx *exec_ctx, void *ru, grpc_error *error) { rulist_add_tail(resource_user, GRPC_RULIST_AWAITING_ALLOCATION); } -static void ru_add_to_free_pool(grpc_exec_ctx *exec_ctx, void *ru, - grpc_error *error) { - grpc_resource_user *resource_user = (grpc_resource_user *)ru; +static void ru_add_to_free_pool(grpc_exec_ctx* exec_ctx, void* ru, + grpc_error* error) { + grpc_resource_user* resource_user = (grpc_resource_user*)ru; if (!rulist_empty(resource_user->resource_quota, GRPC_RULIST_AWAITING_ALLOCATION) && rulist_empty(resource_user->resource_quota, @@ -465,10 +467,10 @@ static void ru_add_to_free_pool(grpc_exec_ctx *exec_ctx, void *ru, rulist_add_tail(resource_user, GRPC_RULIST_NON_EMPTY_FREE_POOL); } -static bool ru_post_reclaimer(grpc_exec_ctx *exec_ctx, - grpc_resource_user *resource_user, +static bool ru_post_reclaimer(grpc_exec_ctx* exec_ctx, + grpc_resource_user* resource_user, bool destructive) { - grpc_closure *closure = resource_user->new_reclaimers[destructive]; + grpc_closure* closure = resource_user->new_reclaimers[destructive]; GPR_ASSERT(closure != NULL); resource_user->new_reclaimers[destructive] = NULL; GPR_ASSERT(resource_user->reclaimers[destructive] == NULL); @@ -480,9 +482,9 @@ static bool ru_post_reclaimer(grpc_exec_ctx *exec_ctx, return true; } -static void ru_post_benign_reclaimer(grpc_exec_ctx *exec_ctx, void *ru, - grpc_error *error) { - grpc_resource_user *resource_user = (grpc_resource_user *)ru; +static void ru_post_benign_reclaimer(grpc_exec_ctx* exec_ctx, void* ru, + grpc_error* error) { + grpc_resource_user* resource_user = (grpc_resource_user*)ru; if (!ru_post_reclaimer(exec_ctx, resource_user, false)) return; if (!rulist_empty(resource_user->resource_quota, GRPC_RULIST_AWAITING_ALLOCATION) && @@ -495,9 +497,9 @@ static void ru_post_benign_reclaimer(grpc_exec_ctx *exec_ctx, void *ru, rulist_add_tail(resource_user, GRPC_RULIST_RECLAIMER_BENIGN); } -static void ru_post_destructive_reclaimer(grpc_exec_ctx *exec_ctx, void *ru, - grpc_error *error) { - grpc_resource_user *resource_user = (grpc_resource_user *)ru; +static void ru_post_destructive_reclaimer(grpc_exec_ctx* exec_ctx, void* ru, + grpc_error* error) { + grpc_resource_user* resource_user = (grpc_resource_user*)ru; if (!ru_post_reclaimer(exec_ctx, resource_user, true)) return; if (!rulist_empty(resource_user->resource_quota, GRPC_RULIST_AWAITING_ALLOCATION) && @@ -512,11 +514,11 @@ static void ru_post_destructive_reclaimer(grpc_exec_ctx *exec_ctx, void *ru, rulist_add_tail(resource_user, GRPC_RULIST_RECLAIMER_DESTRUCTIVE); } -static void ru_shutdown(grpc_exec_ctx *exec_ctx, void *ru, grpc_error *error) { +static void ru_shutdown(grpc_exec_ctx* exec_ctx, void* ru, grpc_error* error) { if (GRPC_TRACER_ON(grpc_resource_quota_trace)) { gpr_log(GPR_DEBUG, "RU shutdown %p", ru); } - grpc_resource_user *resource_user = (grpc_resource_user *)ru; + grpc_resource_user* resource_user = (grpc_resource_user*)ru; GRPC_CLOSURE_SCHED(exec_ctx, resource_user->reclaimers[0], GRPC_ERROR_CANCELLED); GRPC_CLOSURE_SCHED(exec_ctx, resource_user->reclaimers[1], @@ -530,8 +532,8 @@ static void ru_shutdown(grpc_exec_ctx *exec_ctx, void *ru, grpc_error *error) { } } -static void ru_destroy(grpc_exec_ctx *exec_ctx, void *ru, grpc_error *error) { - grpc_resource_user *resource_user = (grpc_resource_user *)ru; +static void ru_destroy(grpc_exec_ctx* exec_ctx, void* ru, grpc_error* error) { + grpc_resource_user* resource_user = (grpc_resource_user*)ru; GPR_ASSERT(gpr_atm_no_barrier_load(&resource_user->refs) == 0); for (int i = 0; i < GRPC_RULIST_COUNT; i++) { rulist_remove(resource_user, (grpc_rulist)i); @@ -550,10 +552,10 @@ static void ru_destroy(grpc_exec_ctx *exec_ctx, void *ru, grpc_error *error) { gpr_free(resource_user); } -static void ru_allocated_slices(grpc_exec_ctx *exec_ctx, void *arg, - grpc_error *error) { - grpc_resource_user_slice_allocator *slice_allocator = - (grpc_resource_user_slice_allocator *)arg; +static void ru_allocated_slices(grpc_exec_ctx* exec_ctx, void* arg, + grpc_error* error) { + grpc_resource_user_slice_allocator* slice_allocator = + (grpc_resource_user_slice_allocator*)arg; if (error == GRPC_ERROR_NONE) { for (size_t i = 0; i < slice_allocator->count; i++) { grpc_slice_buffer_add_indexed( @@ -571,12 +573,12 @@ static void ru_allocated_slices(grpc_exec_ctx *exec_ctx, void *arg, typedef struct { int64_t size; - grpc_resource_quota *resource_quota; + grpc_resource_quota* resource_quota; grpc_closure closure; } rq_resize_args; -static void rq_resize(grpc_exec_ctx *exec_ctx, void *args, grpc_error *error) { - rq_resize_args *a = (rq_resize_args *)args; +static void rq_resize(grpc_exec_ctx* exec_ctx, void* args, grpc_error* error) { + rq_resize_args* a = (rq_resize_args*)args; int64_t delta = a->size - a->resource_quota->size; a->resource_quota->size += delta; a->resource_quota->free_pool += delta; @@ -586,9 +588,9 @@ static void rq_resize(grpc_exec_ctx *exec_ctx, void *args, grpc_error *error) { gpr_free(a); } -static void rq_reclamation_done(grpc_exec_ctx *exec_ctx, void *rq, - grpc_error *error) { - grpc_resource_quota *resource_quota = (grpc_resource_quota *)rq; +static void rq_reclamation_done(grpc_exec_ctx* exec_ctx, void* rq, + grpc_error* error) { + grpc_resource_quota* resource_quota = (grpc_resource_quota*)rq; resource_quota->reclaiming = false; rq_step_sched(exec_ctx, resource_quota); grpc_resource_quota_unref_internal(exec_ctx, resource_quota); @@ -599,9 +601,9 @@ static void rq_reclamation_done(grpc_exec_ctx *exec_ctx, void *rq, */ /* Public API */ -grpc_resource_quota *grpc_resource_quota_create(const char *name) { - grpc_resource_quota *resource_quota = - (grpc_resource_quota *)gpr_malloc(sizeof(*resource_quota)); +grpc_resource_quota* grpc_resource_quota_create(const char* name) { + grpc_resource_quota* resource_quota = + (grpc_resource_quota*)gpr_malloc(sizeof(*resource_quota)); gpr_ref_init(&resource_quota->refs, 1); resource_quota->combiner = grpc_combiner_create(); resource_quota->free_pool = INT64_MAX; @@ -627,8 +629,8 @@ grpc_resource_quota *grpc_resource_quota_create(const char *name) { return resource_quota; } -void grpc_resource_quota_unref_internal(grpc_exec_ctx *exec_ctx, - grpc_resource_quota *resource_quota) { +void grpc_resource_quota_unref_internal(grpc_exec_ctx* exec_ctx, + grpc_resource_quota* resource_quota) { if (gpr_unref(&resource_quota->refs)) { GRPC_COMBINER_UNREF(exec_ctx, resource_quota->combiner, "resource_quota"); gpr_free(resource_quota->name); @@ -637,35 +639,35 @@ void grpc_resource_quota_unref_internal(grpc_exec_ctx *exec_ctx, } /* Public API */ -void grpc_resource_quota_unref(grpc_resource_quota *resource_quota) { +void grpc_resource_quota_unref(grpc_resource_quota* resource_quota) { grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; grpc_resource_quota_unref_internal(&exec_ctx, resource_quota); grpc_exec_ctx_finish(&exec_ctx); } -grpc_resource_quota *grpc_resource_quota_ref_internal( - grpc_resource_quota *resource_quota) { +grpc_resource_quota* grpc_resource_quota_ref_internal( + grpc_resource_quota* resource_quota) { gpr_ref(&resource_quota->refs); return resource_quota; } /* Public API */ -void grpc_resource_quota_ref(grpc_resource_quota *resource_quota) { +void grpc_resource_quota_ref(grpc_resource_quota* resource_quota) { grpc_resource_quota_ref_internal(resource_quota); } double grpc_resource_quota_get_memory_pressure( - grpc_resource_quota *resource_quota) { + grpc_resource_quota* resource_quota) { return ((double)(gpr_atm_no_barrier_load( &resource_quota->memory_usage_estimation))) / ((double)MEMORY_USAGE_ESTIMATION_MAX); } /* Public API */ -void grpc_resource_quota_resize(grpc_resource_quota *resource_quota, +void grpc_resource_quota_resize(grpc_resource_quota* resource_quota, size_t size) { grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; - rq_resize_args *a = (rq_resize_args *)gpr_malloc(sizeof(*a)); + rq_resize_args* a = (rq_resize_args*)gpr_malloc(sizeof(*a)); a->resource_quota = grpc_resource_quota_ref_internal(resource_quota); a->size = (int64_t)size; gpr_atm_no_barrier_store(&resource_quota->last_size, @@ -675,7 +677,7 @@ void grpc_resource_quota_resize(grpc_resource_quota *resource_quota, grpc_exec_ctx_finish(&exec_ctx); } -size_t grpc_resource_quota_peek_size(grpc_resource_quota *resource_quota) { +size_t grpc_resource_quota_peek_size(grpc_resource_quota* resource_quota) { return (size_t)gpr_atm_no_barrier_load(&resource_quota->last_size); } @@ -683,13 +685,13 @@ size_t grpc_resource_quota_peek_size(grpc_resource_quota *resource_quota) { * grpc_resource_user channel args api */ -grpc_resource_quota *grpc_resource_quota_from_channel_args( - const grpc_channel_args *channel_args) { +grpc_resource_quota* grpc_resource_quota_from_channel_args( + const grpc_channel_args* channel_args) { for (size_t i = 0; i < channel_args->num_args; i++) { if (0 == strcmp(channel_args->args[i].key, GRPC_ARG_RESOURCE_QUOTA)) { if (channel_args->args[i].type == GRPC_ARG_POINTER) { return grpc_resource_quota_ref_internal( - (grpc_resource_quota *)channel_args->args[i].value.pointer.p); + (grpc_resource_quota*)channel_args->args[i].value.pointer.p); } else { gpr_log(GPR_DEBUG, GRPC_ARG_RESOURCE_QUOTA " should be a pointer"); } @@ -698,18 +700,18 @@ grpc_resource_quota *grpc_resource_quota_from_channel_args( return grpc_resource_quota_create(NULL); } -static void *rq_copy(void *rq) { - grpc_resource_quota_ref((grpc_resource_quota *)rq); +static void* rq_copy(void* rq) { + grpc_resource_quota_ref((grpc_resource_quota*)rq); return rq; } -static void rq_destroy(grpc_exec_ctx *exec_ctx, void *rq) { - grpc_resource_quota_unref_internal(exec_ctx, (grpc_resource_quota *)rq); +static void rq_destroy(grpc_exec_ctx* exec_ctx, void* rq) { + grpc_resource_quota_unref_internal(exec_ctx, (grpc_resource_quota*)rq); } -static int rq_cmp(void *a, void *b) { return GPR_ICMP(a, b); } +static int rq_cmp(void* a, void* b) { return GPR_ICMP(a, b); } -const grpc_arg_pointer_vtable *grpc_resource_quota_arg_vtable(void) { +const grpc_arg_pointer_vtable* grpc_resource_quota_arg_vtable(void) { static const grpc_arg_pointer_vtable vtable = {rq_copy, rq_destroy, rq_cmp}; return &vtable; } @@ -718,10 +720,10 @@ const grpc_arg_pointer_vtable *grpc_resource_quota_arg_vtable(void) { * grpc_resource_user api */ -grpc_resource_user *grpc_resource_user_create( - grpc_resource_quota *resource_quota, const char *name) { - grpc_resource_user *resource_user = - (grpc_resource_user *)gpr_malloc(sizeof(*resource_user)); +grpc_resource_user* grpc_resource_user_create( + grpc_resource_quota* resource_quota, const char* name) { + grpc_resource_user* resource_user = + (grpc_resource_user*)gpr_malloc(sizeof(*resource_user)); resource_user->resource_quota = grpc_resource_quota_ref_internal(resource_quota); GRPC_CLOSURE_INIT(&resource_user->allocate_closure, &ru_allocate, @@ -762,18 +764,18 @@ grpc_resource_user *grpc_resource_user_create( return resource_user; } -grpc_resource_quota *grpc_resource_user_quota( - grpc_resource_user *resource_user) { +grpc_resource_quota* grpc_resource_user_quota( + grpc_resource_user* resource_user) { return resource_user->resource_quota; } -static void ru_ref_by(grpc_resource_user *resource_user, gpr_atm amount) { +static void ru_ref_by(grpc_resource_user* resource_user, gpr_atm amount) { GPR_ASSERT(amount > 0); GPR_ASSERT(gpr_atm_no_barrier_fetch_add(&resource_user->refs, amount) != 0); } -static void ru_unref_by(grpc_exec_ctx *exec_ctx, - grpc_resource_user *resource_user, gpr_atm amount) { +static void ru_unref_by(grpc_exec_ctx* exec_ctx, + grpc_resource_user* resource_user, gpr_atm amount) { GPR_ASSERT(amount > 0); gpr_atm old = gpr_atm_full_fetch_add(&resource_user->refs, -amount); GPR_ASSERT(old >= amount); @@ -783,17 +785,17 @@ static void ru_unref_by(grpc_exec_ctx *exec_ctx, } } -void grpc_resource_user_ref(grpc_resource_user *resource_user) { +void grpc_resource_user_ref(grpc_resource_user* resource_user) { ru_ref_by(resource_user, 1); } -void grpc_resource_user_unref(grpc_exec_ctx *exec_ctx, - grpc_resource_user *resource_user) { +void grpc_resource_user_unref(grpc_exec_ctx* exec_ctx, + grpc_resource_user* resource_user) { ru_unref_by(exec_ctx, resource_user, 1); } -void grpc_resource_user_shutdown(grpc_exec_ctx *exec_ctx, - grpc_resource_user *resource_user) { +void grpc_resource_user_shutdown(grpc_exec_ctx* exec_ctx, + grpc_resource_user* resource_user) { if (gpr_atm_full_fetch_add(&resource_user->shutdown, 1) == 0) { GRPC_CLOSURE_SCHED( exec_ctx, @@ -804,9 +806,9 @@ void grpc_resource_user_shutdown(grpc_exec_ctx *exec_ctx, } } -void grpc_resource_user_alloc(grpc_exec_ctx *exec_ctx, - grpc_resource_user *resource_user, size_t size, - grpc_closure *optional_on_done) { +void grpc_resource_user_alloc(grpc_exec_ctx* exec_ctx, + grpc_resource_user* resource_user, size_t size, + grpc_closure* optional_on_done) { gpr_mu_lock(&resource_user->mu); ru_ref_by(resource_user, (gpr_atm)size); resource_user->free_pool -= (int64_t)size; @@ -831,8 +833,8 @@ void grpc_resource_user_alloc(grpc_exec_ctx *exec_ctx, gpr_mu_unlock(&resource_user->mu); } -void grpc_resource_user_free(grpc_exec_ctx *exec_ctx, - grpc_resource_user *resource_user, size_t size) { +void grpc_resource_user_free(grpc_exec_ctx* exec_ctx, + grpc_resource_user* resource_user, size_t size) { gpr_mu_lock(&resource_user->mu); bool was_zero_or_negative = resource_user->free_pool <= 0; resource_user->free_pool += (int64_t)size; @@ -852,10 +854,10 @@ void grpc_resource_user_free(grpc_exec_ctx *exec_ctx, ru_unref_by(exec_ctx, resource_user, (gpr_atm)size); } -void grpc_resource_user_post_reclaimer(grpc_exec_ctx *exec_ctx, - grpc_resource_user *resource_user, +void grpc_resource_user_post_reclaimer(grpc_exec_ctx* exec_ctx, + grpc_resource_user* resource_user, bool destructive, - grpc_closure *closure) { + grpc_closure* closure) { GPR_ASSERT(resource_user->new_reclaimers[destructive] == NULL); resource_user->new_reclaimers[destructive] = closure; GRPC_CLOSURE_SCHED(exec_ctx, @@ -863,8 +865,8 @@ void grpc_resource_user_post_reclaimer(grpc_exec_ctx *exec_ctx, GRPC_ERROR_NONE); } -void grpc_resource_user_finish_reclamation(grpc_exec_ctx *exec_ctx, - grpc_resource_user *resource_user) { +void grpc_resource_user_finish_reclamation(grpc_exec_ctx* exec_ctx, + grpc_resource_user* resource_user) { if (GRPC_TRACER_ON(grpc_resource_quota_trace)) { gpr_log(GPR_DEBUG, "RQ %s %s: reclamation complete", resource_user->resource_quota->name, resource_user->name); @@ -875,8 +877,8 @@ void grpc_resource_user_finish_reclamation(grpc_exec_ctx *exec_ctx, } void grpc_resource_user_slice_allocator_init( - grpc_resource_user_slice_allocator *slice_allocator, - grpc_resource_user *resource_user, grpc_iomgr_cb_func cb, void *p) { + grpc_resource_user_slice_allocator* slice_allocator, + grpc_resource_user* resource_user, grpc_iomgr_cb_func cb, void* p) { GRPC_CLOSURE_INIT(&slice_allocator->on_allocated, ru_allocated_slices, slice_allocator, grpc_schedule_on_exec_ctx); GRPC_CLOSURE_INIT(&slice_allocator->on_done, cb, p, @@ -885,9 +887,9 @@ void grpc_resource_user_slice_allocator_init( } void grpc_resource_user_alloc_slices( - grpc_exec_ctx *exec_ctx, - grpc_resource_user_slice_allocator *slice_allocator, size_t length, - size_t count, grpc_slice_buffer *dest) { + grpc_exec_ctx* exec_ctx, + grpc_resource_user_slice_allocator* slice_allocator, size_t length, + size_t count, grpc_slice_buffer* dest) { slice_allocator->length = length; slice_allocator->count = count; slice_allocator->dest = dest; @@ -895,8 +897,8 @@ void grpc_resource_user_alloc_slices( count * length, &slice_allocator->on_allocated); } -grpc_slice grpc_resource_user_slice_malloc(grpc_exec_ctx *exec_ctx, - grpc_resource_user *resource_user, +grpc_slice grpc_resource_user_slice_malloc(grpc_exec_ctx* exec_ctx, + grpc_resource_user* resource_user, size_t size) { grpc_resource_user_alloc(exec_ctx, resource_user, size, NULL); return ru_slice_create(resource_user, size); |