EFD_SEMAPHORE     186 fs/eventfd.c   	*cnt = (ctx->flags & EFD_SEMAPHORE) ? 1 : ctx->count;
EFD_SEMAPHORE      30 include/linux/eventfd.h #define EFD_FLAGS_SET (EFD_SHARED_FCNTL_FLAGS | EFD_SEMAPHORE)
EFD_SEMAPHORE       2 tools/perf/trace/beauty/eventfd.c #ifndef EFD_SEMAPHORE