[PATCH] xfs_io: report io error for pwrite -W and -w

[Liu Bo <bo.li.liu@oracle.com>]

When IO error occurs, xfs_io -c "pwrite -W/w" doesn't report errors
while xfs_io -c "pwrite" -c "fsync" does.

This changes "pwrite -W/w" to report errors when it should.

Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
---
 io/pwrite.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/io/pwrite.c b/io/pwrite.c
index 1c5dfca..71bcccc 100644
--- a/io/pwrite.c
+++ b/io/pwrite.c
@@ -379,11 +379,18 @@ pwrite_f(
 	}
 	if (c < 0)
 		goto done;
-	if (Wflag)
-		fsync(file->fd);
-	if (wflag)
-		fdatasync(file->fd);
+	if (Wflag) {
+		if (fsync(file->fd) < 0) {
+			perror("fsync");
+			goto done;
+		}
+	}
+	if (wflag) {
+		if (fdatasync(file->fd) < 0) {
+			perror("fdatasync");
+			goto done;
+		}
+	}
 	if (qflag)
 		goto done;
 	gettimeofday(&t2, NULL);
-- 
2.9.4

@@ -390,0 +397,0 @@