Call 'flush' after writing a superblock to disk.

Just in case...

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

1 files changed, 1 insertions, 0 deletions

diff --git a/util.c b/util.c
index 05eb9c9..d5e2910 100644
--- a/util.c
+++ b/util.c
@@ -278,6 +278,7 @@ int store_super(int fd, mdp_super_t *super)
 	if (write(fd, super, sizeof(*super)) != sizeof(*super))
 		return 4;
 
+	fsync(fd);
 	return 0;
 }