[PATCH 16/21] Add sync before unmount in debugfs unmount command

[Valerie Aurora]

Syncing before unmount prevents a lot of race conditions during
shutdown (but is not a complete solution to clean shutdown).

Signed-off-by: Valerie Aurora <val at versity.com>
---
 cli/debugfs.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/cli/debugfs.c b/cli/debugfs.c
index b134026..58f01b6 100644
--- a/cli/debugfs.c
+++ b/cli/debugfs.c
@@ -227,7 +227,9 @@ static void debugfs_thread(struct thread *thr, void *arg)
 			break;
 	}
 
-	ret = 0;
+	ret = ngnfs_block_sync(ctx->nfi);
+	if (ret < 0)
+		printf("final sync error: "ENOF"\n", ENOA(-ret));
 out:
 	free(line);
 	free(line_argv);
-- 
2.48.1