[PATCH V2 RESEND] btrfs: pass the error code to the btrfs_std_error and log ret

From: Anand Jain <anand.jain@oracle.com>
To: linux-btrfs@vger.kernel.org
Cc: dsterba@suse.cz
Subject: [PATCH V2 RESEND] btrfs: pass the error code to the btrfs_std_error and log ret
Date: Thu, 10 Mar 2016 12:22:15 +0800	[thread overview]
Message-ID: <1457583735-3925-1-git-send-email-anand.jain@oracle.com> (raw)

This patch will log return value of add/del_qgroup_relation() and pass the
err code of btrfs_run_qgroups to the btrfs_std_error().

Signed-off-by: Anand Jain <anand.jain@oracle.com>
---
v2: fix the forgotten git commit amend, to take in compile fail, sorry

 fs/btrfs/ioctl.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index f704d1c..f43a104 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -4803,10 +4803,15 @@ static long btrfs_ioctl_qgroup_assign(struct file *file, void __user *arg)
 						sa->src, sa->dst);
 	}
 
+	if (ret)
+		btrfs_err(root->fs_info,
+			"add/del qgroup relation failed, assign %llu ret %d",
+			sa->assign, ret);
+
 	/* update qgroup status and info */
 	err = btrfs_run_qgroups(trans, root->fs_info);
 	if (err < 0)
-		btrfs_std_error(root->fs_info, ret,
+		btrfs_std_error(root->fs_info, err,
 			    "failed to update qgroup status and info\n");
 	err = btrfs_end_transaction(trans, root);
 	if (err && !ret)
-- 
2.4.1

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