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Diffstat (limited to 'src/core/iomgr/pollset_posix.h')
| -rw-r--r-- | src/core/iomgr/pollset_posix.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/core/iomgr/pollset_posix.h b/src/core/iomgr/pollset_posix.h index b34bb09426..5868b3fa21 100644 --- a/src/core/iomgr/pollset_posix.h +++ b/src/core/iomgr/pollset_posix.h @@ -142,6 +142,10 @@ int grpc_pollset_has_workers(grpc_pollset *pollset); void grpc_remove_fd_from_all_epoll_sets(int fd); /* override to allow tests to hook poll() usage */ +/* NOTE: Any changes to grpc_poll_function must take place when the gRPC + is certainly not doing any polling anywhere. + Otherwise, there might be a race between changing the variable and actually + doing a polling operation */ typedef int (*grpc_poll_function_type)(struct pollfd *, nfds_t, int); extern grpc_poll_function_type grpc_poll_function; extern grpc_wakeup_fd grpc_global_wakeup_fd; |