From 7d6b914f9836f99c199706274c4602030e3526dc Mon Sep 17 00:00:00 2001 From: yang-g Date: Thu, 13 Jul 2017 11:48:56 -0700 Subject: [PATCH] Change return type to bool --- .../client_channel/channel_connectivity.c | 2 +- src/core/lib/surface/alarm.c | 2 +- src/core/lib/surface/call.c | 4 ++-- src/core/lib/surface/channel_ping.c | 2 +- src/core/lib/surface/completion_queue.c | 18 +++++++++--------- src/core/lib/surface/completion_queue.h | 6 +++--- src/core/lib/surface/server.c | 6 +++--- test/core/surface/completion_queue_test.c | 6 +++--- .../surface/completion_queue_threading_test.c | 4 ++-- test/cpp/microbenchmarks/bm_cq.cc | 6 +++--- .../microbenchmarks/bm_cq_multiple_threads.cc | 2 +- 11 files changed, 29 insertions(+), 29 deletions(-) diff --git a/src/core/ext/filters/client_channel/channel_connectivity.c b/src/core/ext/filters/client_channel/channel_connectivity.c index e30dcc18f4f..b83c95275f3 100644 --- a/src/core/ext/filters/client_channel/channel_connectivity.c +++ b/src/core/ext/filters/client_channel/channel_connectivity.c @@ -208,7 +208,7 @@ void grpc_channel_watch_connectivity_state( 7, (channel, (int)last_observed_state, deadline.tv_sec, deadline.tv_nsec, (int)deadline.clock_type, cq, tag)); - GPR_ASSERT(grpc_cq_begin_op(cq, tag) == 0); + GPR_ASSERT(grpc_cq_begin_op(cq, tag)); gpr_mu_init(&w->mu); GRPC_CLOSURE_INIT(&w->on_complete, watch_complete, w, diff --git a/src/core/lib/surface/alarm.c b/src/core/lib/surface/alarm.c index 632cd6e239d..55934964f3a 100644 --- a/src/core/lib/surface/alarm.c +++ b/src/core/lib/surface/alarm.c @@ -50,7 +50,7 @@ grpc_alarm *grpc_alarm_create(grpc_completion_queue *cq, gpr_timespec deadline, alarm->cq = cq; alarm->tag = tag; - GPR_ASSERT(grpc_cq_begin_op(cq, tag) == 0); + GPR_ASSERT(grpc_cq_begin_op(cq, tag)); GRPC_CLOSURE_INIT(&alarm->on_alarm, alarm_cb, alarm, grpc_schedule_on_exec_ctx); grpc_timer_init(&exec_ctx, &alarm->alarm, diff --git a/src/core/lib/surface/call.c b/src/core/lib/surface/call.c index a173fadc43c..04613f17e3b 100644 --- a/src/core/lib/surface/call.c +++ b/src/core/lib/surface/call.c @@ -1422,7 +1422,7 @@ static grpc_call_error call_start_batch(grpc_exec_ctx *exec_ctx, if (nops == 0) { if (!is_notify_tag_closure) { - GPR_ASSERT(grpc_cq_begin_op(call->cq, notify_tag) == 0); + GPR_ASSERT(grpc_cq_begin_op(call->cq, notify_tag)); grpc_cq_end_op(exec_ctx, call->cq, notify_tag, GRPC_ERROR_NONE, free_no_op_completion, NULL, gpr_malloc(sizeof(grpc_cq_completion))); @@ -1723,7 +1723,7 @@ static grpc_call_error call_start_batch(grpc_exec_ctx *exec_ctx, GRPC_CALL_INTERNAL_REF(call, "completion"); if (!is_notify_tag_closure) { - GPR_ASSERT(grpc_cq_begin_op(call->cq, notify_tag) == 0); + GPR_ASSERT(grpc_cq_begin_op(call->cq, notify_tag)); } gpr_ref_init(&bctl->steps_to_complete, num_completion_callbacks_needed); diff --git a/src/core/lib/surface/channel_ping.c b/src/core/lib/surface/channel_ping.c index 8b1150b8b4a..e85b308850b 100644 --- a/src/core/lib/surface/channel_ping.c +++ b/src/core/lib/surface/channel_ping.c @@ -59,7 +59,7 @@ void grpc_channel_ping(grpc_channel *channel, grpc_completion_queue *cq, GRPC_CLOSURE_INIT(&pr->closure, ping_done, pr, grpc_schedule_on_exec_ctx); op->send_ping = &pr->closure; op->bind_pollset = grpc_cq_pollset(cq); - GPR_ASSERT(grpc_cq_begin_op(cq, tag) == 0); + GPR_ASSERT(grpc_cq_begin_op(cq, tag)); top_elem->filter->start_transport_op(&exec_ctx, top_elem, op); grpc_exec_ctx_finish(&exec_ctx); } diff --git a/src/core/lib/surface/completion_queue.c b/src/core/lib/surface/completion_queue.c index 98234e036a4..237ea259437 100644 --- a/src/core/lib/surface/completion_queue.c +++ b/src/core/lib/surface/completion_queue.c @@ -196,7 +196,7 @@ typedef struct cq_vtable { void (*init)(void *data); void (*shutdown)(grpc_exec_ctx *exec_ctx, grpc_completion_queue *cq); void (*destroy)(void *data); - int (*begin_op)(grpc_completion_queue *cq, void *tag); + bool (*begin_op)(grpc_completion_queue *cq, void *tag); void (*end_op)(grpc_exec_ctx *exec_ctx, grpc_completion_queue *cq, void *tag, grpc_error *error, void (*done)(grpc_exec_ctx *exec_ctx, void *done_arg, @@ -288,8 +288,8 @@ static void cq_shutdown_next(grpc_exec_ctx *exec_ctx, static void cq_shutdown_pluck(grpc_exec_ctx *exec_ctx, grpc_completion_queue *cq); -static int cq_begin_op_for_next(grpc_completion_queue *cq, void *tag); -static int cq_begin_op_for_pluck(grpc_completion_queue *cq, void *tag); +static bool cq_begin_op_for_next(grpc_completion_queue *cq, void *tag); +static bool cq_begin_op_for_pluck(grpc_completion_queue *cq, void *tag); static void cq_end_op_for_next(grpc_exec_ctx *exec_ctx, grpc_completion_queue *cq, void *tag, @@ -549,28 +549,28 @@ static void cq_check_tag(grpc_completion_queue *cq, void *tag, bool lock_cq) { static void cq_check_tag(grpc_completion_queue *cq, void *tag, bool lock_cq) {} #endif -static int cq_begin_op_for_next(grpc_completion_queue *cq, void *tag) { +static bool cq_begin_op_for_next(grpc_completion_queue *cq, void *tag) { cq_next_data *cqd = DATA_FROM_CQ(cq); while (true) { gpr_atm count = gpr_atm_no_barrier_load(&cqd->pending_events); if (count == 0) { cq_check_tag(cq, tag, true); /* Used in debug builds only */ - return 1; + return false; } else if (gpr_atm_no_barrier_cas(&cqd->pending_events, count, count + 1)) { break; } } - return 0; + return true; } -static int cq_begin_op_for_pluck(grpc_completion_queue *cq, void *tag) { +static bool cq_begin_op_for_pluck(grpc_completion_queue *cq, void *tag) { cq_pluck_data *cqd = DATA_FROM_CQ(cq); GPR_ASSERT(!cqd->shutdown_called); gpr_ref(&cqd->pending_events); - return 0; + return true; } -int grpc_cq_begin_op(grpc_completion_queue *cq, void *tag) { +bool grpc_cq_begin_op(grpc_completion_queue *cq, void *tag) { #ifndef NDEBUG gpr_mu_lock(cq->mu); if (cq->outstanding_tag_count == cq->outstanding_tag_capacity) { diff --git a/src/core/lib/surface/completion_queue.h b/src/core/lib/surface/completion_queue.h index 7f3d39824e4..69d144bd95c 100644 --- a/src/core/lib/surface/completion_queue.h +++ b/src/core/lib/surface/completion_queue.h @@ -72,9 +72,9 @@ void grpc_cq_internal_unref(grpc_exec_ctx *exec_ctx, 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. - \a tag is currently used only in debug builds. Return 0 on success and 1 if - completion_queue has been shutdown. */ -int grpc_cq_begin_op(grpc_completion_queue *cc, void *tag); + \a tag is currently used only in debug builds. Return true on success, and + false if completion_queue has been shutdown. */ +bool grpc_cq_begin_op(grpc_completion_queue *cc, void *tag); /* Queue a GRPC_OP_COMPLETED operation; tag must correspond to the tag passed to grpc_cq_begin_op */ diff --git a/src/core/lib/surface/server.c b/src/core/lib/surface/server.c index 957593a1e2f..66dcc299aab 100644 --- a/src/core/lib/surface/server.c +++ b/src/core/lib/surface/server.c @@ -1259,7 +1259,7 @@ void grpc_server_shutdown_and_notify(grpc_server *server, } /* stay locked, and gather up some stuff to do */ - GPR_ASSERT(grpc_cq_begin_op(cq, tag) == 0); + GPR_ASSERT(grpc_cq_begin_op(cq, tag)); if (server->shutdown_published) { grpc_cq_end_op(&exec_ctx, cq, tag, GRPC_ERROR_NONE, done_published_shutdown, NULL, gpr_malloc(sizeof(grpc_cq_completion))); @@ -1446,7 +1446,7 @@ grpc_call_error grpc_server_request_call( error = GRPC_CALL_ERROR_NOT_SERVER_COMPLETION_QUEUE; goto done; } - if (grpc_cq_begin_op(cq_for_notification, tag)) { + if (grpc_cq_begin_op(cq_for_notification, tag) == false) { gpr_free(rc); error = GRPC_CALL_ERROR_COMPLETION_QUEUE_SHUTDOWN; goto done; @@ -1500,7 +1500,7 @@ grpc_call_error grpc_server_request_registered_call( error = GRPC_CALL_ERROR_PAYLOAD_TYPE_MISMATCH; goto done; } - if (grpc_cq_begin_op(cq_for_notification, tag)) { + if (grpc_cq_begin_op(cq_for_notification, tag) == false) { gpr_free(rc); error = GRPC_CALL_ERROR_COMPLETION_QUEUE_SHUTDOWN; goto done; diff --git a/test/core/surface/completion_queue_test.c b/test/core/surface/completion_queue_test.c index 869ac96ed23..e6372a379ca 100644 --- a/test/core/surface/completion_queue_test.c +++ b/test/core/surface/completion_queue_test.c @@ -144,7 +144,7 @@ static void test_cq_end_op(void) { cc = grpc_completion_queue_create( grpc_completion_queue_factory_lookup(&attr), &attr, NULL); - GPR_ASSERT(grpc_cq_begin_op(cc, tag) == 0); + GPR_ASSERT(grpc_cq_begin_op(cc, tag)); grpc_cq_end_op(&exec_ctx, cc, tag, GRPC_ERROR_NONE, do_nothing_end_completion, NULL, &completion); @@ -233,7 +233,7 @@ static void test_pluck(void) { grpc_completion_queue_factory_lookup(&attr), &attr, NULL); for (i = 0; i < GPR_ARRAY_SIZE(tags); i++) { - GPR_ASSERT(grpc_cq_begin_op(cc, tags[i]) == 0); + GPR_ASSERT(grpc_cq_begin_op(cc, tags[i])); grpc_cq_end_op(&exec_ctx, cc, tags[i], GRPC_ERROR_NONE, do_nothing_end_completion, NULL, &completions[i]); } @@ -245,7 +245,7 @@ static void test_pluck(void) { } for (i = 0; i < GPR_ARRAY_SIZE(tags); i++) { - GPR_ASSERT(grpc_cq_begin_op(cc, tags[i]) == 0); + GPR_ASSERT(grpc_cq_begin_op(cc, tags[i])); grpc_cq_end_op(&exec_ctx, cc, tags[i], GRPC_ERROR_NONE, do_nothing_end_completion, NULL, &completions[i]); } diff --git a/test/core/surface/completion_queue_threading_test.c b/test/core/surface/completion_queue_threading_test.c index 9120cbb24cc..9996b6b840a 100644 --- a/test/core/surface/completion_queue_threading_test.c +++ b/test/core/surface/completion_queue_threading_test.c @@ -107,7 +107,7 @@ static void test_too_many_plucks(void) { GPR_ASSERT(ev.type == GRPC_QUEUE_TIMEOUT); for (i = 0; i < GPR_ARRAY_SIZE(tags); i++) { - GPR_ASSERT(grpc_cq_begin_op(cc, tags[i]) == 0); + GPR_ASSERT(grpc_cq_begin_op(cc, tags[i])); grpc_cq_end_op(&exec_ctx, cc, tags[i], GRPC_ERROR_NONE, do_nothing_end_completion, NULL, &completions[i]); } @@ -153,7 +153,7 @@ static void producer_thread(void *arg) { gpr_log(GPR_INFO, "producer %d phase 1", opt->id); for (i = 0; i < TEST_THREAD_EVENTS; i++) { - GPR_ASSERT(grpc_cq_begin_op(opt->cc, (void *)(intptr_t)1) == 0); + GPR_ASSERT(grpc_cq_begin_op(opt->cc, (void *)(intptr_t)1)); } gpr_log(GPR_INFO, "producer %d phase 1 done", opt->id); diff --git a/test/cpp/microbenchmarks/bm_cq.cc b/test/cpp/microbenchmarks/bm_cq.cc index 104fe51f26f..a0c0414f2f5 100644 --- a/test/cpp/microbenchmarks/bm_cq.cc +++ b/test/cpp/microbenchmarks/bm_cq.cc @@ -83,7 +83,7 @@ static void BM_Pass1Cpp(benchmark::State& state) { grpc_cq_completion completion; DummyTag dummy_tag; grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; - GPR_ASSERT(grpc_cq_begin_op(c_cq, &dummy_tag) == 0); + GPR_ASSERT(grpc_cq_begin_op(c_cq, &dummy_tag)); grpc_cq_end_op(&exec_ctx, c_cq, &dummy_tag, GRPC_ERROR_NONE, DoneWithCompletionOnStack, NULL, &completion); grpc_exec_ctx_finish(&exec_ctx); @@ -103,7 +103,7 @@ static void BM_Pass1Core(benchmark::State& state) { while (state.KeepRunning()) { grpc_cq_completion completion; grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; - GPR_ASSERT(grpc_cq_begin_op(cq, NULL) == 0); + GPR_ASSERT(grpc_cq_begin_op(cq, NULL)); grpc_cq_end_op(&exec_ctx, cq, NULL, GRPC_ERROR_NONE, DoneWithCompletionOnStack, NULL, &completion); grpc_exec_ctx_finish(&exec_ctx); @@ -122,7 +122,7 @@ static void BM_Pluck1Core(benchmark::State& state) { while (state.KeepRunning()) { grpc_cq_completion completion; grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; - GPR_ASSERT(grpc_cq_begin_op(cq, NULL) == 0); + GPR_ASSERT(grpc_cq_begin_op(cq, NULL)); grpc_cq_end_op(&exec_ctx, cq, NULL, GRPC_ERROR_NONE, DoneWithCompletionOnStack, NULL, &completion); grpc_exec_ctx_finish(&exec_ctx); diff --git a/test/cpp/microbenchmarks/bm_cq_multiple_threads.cc b/test/cpp/microbenchmarks/bm_cq_multiple_threads.cc index c1439ba5e7b..f109fe62519 100644 --- a/test/cpp/microbenchmarks/bm_cq_multiple_threads.cc +++ b/test/cpp/microbenchmarks/bm_cq_multiple_threads.cc @@ -78,7 +78,7 @@ static grpc_error* pollset_work(grpc_exec_ctx* exec_ctx, grpc_pollset* ps, } gpr_mu_unlock(&ps->mu); - GPR_ASSERT(grpc_cq_begin_op(g_cq, g_tag) == 0); + GPR_ASSERT(grpc_cq_begin_op(g_cq, g_tag)); grpc_cq_end_op(exec_ctx, g_cq, g_tag, GRPC_ERROR_NONE, cq_done_cb, NULL, (grpc_cq_completion*)gpr_malloc(sizeof(grpc_cq_completion))); grpc_exec_ctx_flush(exec_ctx);