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[PATCH 14/36] xfs: don't emit corruption noise on fs probes

To: xfs@xxxxxxxxxxx
Subject: [PATCH 14/36] xfs: don't emit corruption noise on fs probes
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Wed, 13 Nov 2013 17:40:38 +1100
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <1384324860-25677-1-git-send-email-david@xxxxxxxxxxxxx>
References: <1384324860-25677-1-git-send-email-david@xxxxxxxxxxxxx>
From: Dave Chinner <dchinner@xxxxxxxxxx>

If we get EWRONGFS due to probing of non-xfs filesystems,
there's no need to issue the scary corruption error and backtrace.

Ported from kernel commit 31625f28.

Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
---
 libxfs/xfs_sb.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libxfs/xfs_sb.c b/libxfs/xfs_sb.c
index 11353bb..65ddc2f 100644
--- a/libxfs/xfs_sb.c
+++ b/libxfs/xfs_sb.c
@@ -574,8 +574,9 @@ xfs_sb_read_verify(
 
 out_error:
        if (error) {
-               XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW,
-                                    mp, bp->b_addr);
+               if (error != EWRONGFS)
+                       XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW,
+                                            mp, bp->b_addr);
                xfs_buf_ioerror(bp, error);
        }
 }
-- 
1.8.4.rc3

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