X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=libringbuffer%2Fshm.c;h=1ac59f9eee138c2744a5ada5bd58c05476de9800;hb=71be0c5340258bbb9fe728451790dd113be2f1ec;hp=566ed467fe2f715bc60f56449b222964c8b51acd;hpb=053e6e240f3fb5b2427fb28f8f09c652e2bdb39a;p=lttng-ust.git

diff --git a/libringbuffer/shm.c b/libringbuffer/shm.c
index 566ed467..1ac59f9e 100644
--- a/libringbuffer/shm.c
+++ b/libringbuffer/shm.c
@@ -149,12 +149,14 @@ struct shm_object *_shm_object_table_alloc_shm(struct shm_object_table *table,
 		PERROR("zero_file");
 		goto error_zero_file;
 	}
+
 	/*
 	 * Also ensure the file metadata is synced with the storage by using
-	 * fsync(2).
+	 * fsync(2). Some platforms don't allow fsync on POSIX shm fds, ignore
+	 * EINVAL accordingly.
 	 */
 	ret = fsync(shmfd);
-	if (ret) {
+	if (ret && errno != EINVAL) {
 		PERROR("fsync");
 		goto error_fsync;
 	}