[PATCH weston 1/2] os: Check for EINTR on posix_fallocate()

Derek Foreman derekf at osg.samsung.com
Thu Mar 23 16:59:22 UTC 2017


posix_fallocate() can return EINTR and need to be restarted - I've hit
this when running weston-terminal under gdb.

Signed-off-by: Derek Foreman <derekf at osg.samsung.com>
---
 shared/os-compatibility.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/shared/os-compatibility.c b/shared/os-compatibility.c
index 551f2a99..6b2f3770 100644
--- a/shared/os-compatibility.c
+++ b/shared/os-compatibility.c
@@ -178,7 +178,9 @@ os_create_anonymous_file(off_t size)
 		return -1;
 
 #ifdef HAVE_POSIX_FALLOCATE
-	ret = posix_fallocate(fd, 0, size);
+	do {
+		ret = posix_fallocate(fd, 0, size);
+	} while (ret == EINTR);
 	if (ret != 0) {
 		close(fd);
 		errno = ret;
-- 
2.11.0



More information about the wayland-devel mailing list