From: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Date: Wed, 18 May 2016 20:05:19 +0000 (-0400)
Subject: Fix: posix_fadvise wrapper returns -ENOSYS on FreeBSD
X-Git-Tag: v2.6.3~23
X-Git-Url: http://git.liburcu.org/?a=commitdiff_plain;h=6a381a6ef90d2068731064cc42d5f6eeb6483c3f;p=lttng-tools.git

Fix: posix_fadvise wrapper returns -ENOSYS on FreeBSD

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---

diff --git a/src/common/consumer.c b/src/common/consumer.c
index 37c73e7f7..3802eff65 100644
--- a/src/common/consumer.c
+++ b/src/common/consumer.c
@@ -1254,8 +1254,9 @@ void lttng_consumer_sync_trace_file(struct lttng_consumer_stream *stream,
 	 */
 	ret = posix_fadvise(outfd, orig_offset - stream->max_sb_size,
 			stream->max_sb_size, POSIX_FADV_DONTNEED);
-	if (ret) {
-		WARN("posix_fadvise() error (%i)", ret);
+	if (ret && ret != -ENOSYS) {
+		errno = -ret;
+		PERROR("posix_fadvise");
 	}
 }