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//
//
// Copyright 2015 gRPC authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
//
#ifndef GRPC_SRC_CORE_LIB_IOMGR_BLOCK_ANNOTATE_H
#define GRPC_SRC_CORE_LIB_IOMGR_BLOCK_ANNOTATE_H
void gpr_thd_start_blocking_region();
void gpr_thd_end_blocking_region();
// These annotations identify the beginning and end of regions where
// the code may block for reasons other than synchronization functions.
// These include poll, epoll, and getaddrinfo.
#ifdef GRPC_SCHEDULING_MARK_BLOCKING_REGION
#define GRPC_SCHEDULING_START_BLOCKING_REGION \
do { \
gpr_thd_start_blocking_region(); \
} while (0)
#define GRPC_SCHEDULING_END_BLOCKING_REGION \
do { \
gpr_thd_end_blocking_region(); \
grpc_core::ExecCtx::Get()->InvalidateNow(); \
} while (0)
#define GRPC_SCHEDULING_END_BLOCKING_REGION_NO_EXEC_CTX \
do { \
gpr_thd_end_blocking_region(); \
} while (0)
#else
#define GRPC_SCHEDULING_START_BLOCKING_REGION \
do { \
} while (0)
#define GRPC_SCHEDULING_END_BLOCKING_REGION \
do { \
grpc_core::ExecCtx::Get()->InvalidateNow(); \
} while (0)
#define GRPC_SCHEDULING_END_BLOCKING_REGION_NO_EXEC_CTX \
do { \
} while (0)
#endif
#endif // GRPC_SRC_CORE_LIB_IOMGR_BLOCK_ANNOTATE_H
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