From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH 6/9] xfs: kill xfs_bioerror_relse
Date: Thu, 28 Aug 2014 17:32:57 -0700 [thread overview]
Message-ID: <20140829003257.GF17502@infradead.org> (raw)
In-Reply-To: <1408084747-4540-7-git-send-email-david@fromorbit.com>
> index 96c898e..758c07d 100644
> --- a/fs/xfs/xfs_trans_buf.c
> +++ b/fs/xfs/xfs_trans_buf.c
> @@ -324,11 +324,13 @@ xfs_trans_read_buf_map(
> */
> if (XFS_FORCED_SHUTDOWN(mp)) {
> trace_xfs_bdstrat_shut(bp, _RET_IP_);
> - xfs_bioerror_relse(bp);
> - } else {
> - xfs_buf_iorequest(bp);
> + bp->b_flags &= ~(XBF_READ | XBF_DONE);
> + xfs_buf_ioerror(bp, -EIO);
> + xfs_buf_stale(bp);
> + return -EIO;
> }
This is a large change of behavior as it doesn't hit the error
path after the xfs_buf_iowait anymore. While I don't think that
that path was entirely correct this version seems to be even less so
by not releasing the buffer reference or forcing the shutdown.
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next prev parent reply other threads:[~2014-08-29 0:33 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-15 6:38 [RFC PATCH 0/9] xfs: clean up xfs_buf io interfaces Dave Chinner
2014-08-15 6:38 ` [PATCH 1/9] xfs: synchronous buffer IO needs a reference Dave Chinner
2014-08-15 13:18 ` Brian Foster
2014-08-15 23:17 ` Dave Chinner
2014-08-18 14:15 ` Brian Foster
2014-08-29 0:18 ` Christoph Hellwig
2014-08-15 6:39 ` [PATCH 2/9] xfs: xfs_buf_ioend and xfs_buf_iodone_work duplicate functionality Dave Chinner
2014-08-15 13:18 ` Brian Foster
2014-08-15 23:21 ` Dave Chinner
2014-08-18 14:15 ` Brian Foster
2014-08-29 0:22 ` Christoph Hellwig
2014-08-29 0:55 ` Dave Chinner
2014-08-15 6:39 ` [PATCH 3/9] xfs: rework xfs_buf_bio_endio error handling Dave Chinner
2014-08-15 13:18 ` Brian Foster
2014-08-15 23:25 ` Dave Chinner
2014-08-29 0:23 ` Christoph Hellwig
2014-08-15 6:39 ` [PATCH 4/9] xfs: kill xfs_bdstrat_cb Dave Chinner
2014-08-29 0:24 ` Christoph Hellwig
2014-08-15 6:39 ` [PATCH 5/9] xfs: xfs_bioerror can die Dave Chinner
2014-08-15 14:35 ` Brian Foster
2014-08-15 23:27 ` Dave Chinner
2014-08-29 0:28 ` Christoph Hellwig
2014-08-29 1:05 ` Dave Chinner
2014-08-15 6:39 ` [PATCH 6/9] xfs: kill xfs_bioerror_relse Dave Chinner
2014-08-29 0:32 ` Christoph Hellwig [this message]
2014-08-29 1:12 ` Dave Chinner
2014-08-29 18:26 ` Christoph Hellwig
2014-08-30 0:05 ` Dave Chinner
2014-08-15 6:39 ` [PATCH 7/9] xfs: clean up xfs_trans_buf_read_map Dave Chinner
2014-08-15 6:39 ` [PATCH 8/9] xfs: introduce xfs_buf_submit[_wait] Dave Chinner
2014-08-15 13:10 ` Christoph Hellwig
2014-08-15 23:37 ` Dave Chinner
2014-08-16 4:55 ` Christoph Hellwig
2014-08-15 14:35 ` Brian Foster
2014-08-15 23:39 ` Dave Chinner
2014-08-18 14:16 ` Brian Foster
2014-08-15 16:13 ` Brian Foster
2014-08-15 23:58 ` Dave Chinner
2014-08-18 14:26 ` Brian Foster
2014-08-15 6:39 ` [PATCH 9/9] xfs: check xfs_buf_read_uncached returns correctly Dave Chinner
2014-08-15 12:56 ` Christoph Hellwig
2014-08-15 23:58 ` Dave Chinner
2014-08-29 0:37 ` Christoph Hellwig
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