diff options
-rw-r--r-- | src/core/lib/iomgr/ev_epoll_linux.c | 13 | ||||
-rw-r--r-- | test/core/iomgr/ev_epoll_linux_test.c | 10 |
2 files changed, 15 insertions, 8 deletions
diff --git a/src/core/lib/iomgr/ev_epoll_linux.c b/src/core/lib/iomgr/ev_epoll_linux.c index 6464d3ba34..88cbc58634 100644 --- a/src/core/lib/iomgr/ev_epoll_linux.c +++ b/src/core/lib/iomgr/ev_epoll_linux.c @@ -34,6 +34,7 @@ #include <grpc/grpc_posix.h> #include <grpc/support/port_platform.h> +/* This polling engine is only relevant on linux kernels supporting epoll() */ #ifdef GPR_LINUX_EPOLL #include "src/core/lib/iomgr/ev_epoll_linux.h" @@ -322,7 +323,7 @@ static void polling_island_add_fds_locked(polling_island *pi, grpc_fd **fds, #ifdef GRPC_TSAN /* See the definition of g_epoll_sync for more context */ - gpr_atm_rel_store(&g_epoll_sync, 0); + gpr_atm_rel_store(&g_epoll_sync, (gpr_atm) 0); #endif /* defined(GRPC_TSAN) */ for (i = 0; i < fd_count; i++) { @@ -442,8 +443,8 @@ static polling_island *polling_island_create(grpc_fd *initial_fd) { pi->fds = NULL; } - gpr_atm_rel_store(&pi->ref_count, 0); - gpr_atm_rel_store(&pi->merged_to, NULL); + gpr_atm_rel_store(&pi->ref_count, (gpr_atm) 0); + gpr_atm_rel_store(&pi->merged_to, (gpr_atm) NULL); pi->epoll_fd = epoll_create1(EPOLL_CLOEXEC); @@ -472,7 +473,7 @@ static polling_island *polling_island_create(grpc_fd *initial_fd) { static void polling_island_delete(polling_island *pi) { GPR_ASSERT(pi->fd_cnt == 0); - gpr_atm_rel_store(&pi->merged_to, NULL); + gpr_atm_rel_store(&pi->merged_to, (gpr_atm) NULL); close(pi->epoll_fd); pi->epoll_fd = -1; @@ -648,7 +649,7 @@ static polling_island *polling_island_merge(polling_island *p, polling_island_add_wakeup_fd_locked(p, &polling_island_wakeup_fd); /* Add the 'merged_to' link from p --> q */ - gpr_atm_rel_store(&p->merged_to, q); + gpr_atm_rel_store(&p->merged_to, (gpr_atm) q); PI_ADD_REF(q, "pi_merge"); /* To account for the new incoming ref from p */ gpr_mu_unlock(&p->mu); @@ -810,7 +811,7 @@ static grpc_fd *fd_create(int fd, const char *name) { holding a lock to it anyway. */ gpr_mu_lock(&new_fd->mu); - gpr_atm_rel_store(&new_fd->refst, 1); + gpr_atm_rel_store(&new_fd->refst, (gpr_atm) 1); new_fd->fd = fd; new_fd->shutdown = false; new_fd->orphaned = false; diff --git a/test/core/iomgr/ev_epoll_linux_test.c b/test/core/iomgr/ev_epoll_linux_test.c index 35eb679130..66a69f52cd 100644 --- a/test/core/iomgr/ev_epoll_linux_test.c +++ b/test/core/iomgr/ev_epoll_linux_test.c @@ -30,7 +30,10 @@ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ +#include <grpc/support/port_platform.h> +/* This test only relevant on linux systems where epoll() is available */ +#ifdef GPR_LINUX_EPOLL #include "src/core/lib/iomgr/ev_epoll_linux.h" #include "src/core/lib/iomgr/ev_posix.h" @@ -128,8 +131,10 @@ static void test_add_fd_to_pollset() { int i; int r; - /* Create some dummy file descriptors (using pipe fds for this test. Could be - anything). Also NUM_FDS should be even for this test. */ + /* Create some dummy file descriptors. Currently using pipe file descriptors + * for this test but we could use any other type of file descriptors. Also, + * since pipe() used in this test creates two fds in each call, NUM_FDS should + * be an even number */ for (i = 0; i < NUM_FDS; i = i + 2) { r = pipe(fds + i); if (r != 0) { @@ -234,3 +239,4 @@ int main(int argc, char **argv) { grpc_iomgr_shutdown(); return 0; } +#endif /* defined(GPR_LINUX_EPOLL) */ |