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xfs: refactor xfs_buf_ioend

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Move the log recovery I/O completion handling entirely into the log
recovery code, and re-arrange the normal I/O completion handler flow
to prepare to lifting more logic into common code in the next commits.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Christoph Hellwig
2020-09-01 10:55:20 -07:00
committed by Darrick J. Wong
parent 76b2d32346
commit 23fb5a93c2
2 changed files with 24 additions and 31 deletions
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41
fs/xfs/xfs_buf.c
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@@ -1197,33 +1197,26 @@ xfs_buf_ioend(
if (!bp->b_error)
bp->b_flags |= XBF_DONE;
xfs_buf_ioend_finish(bp);
return;
}
if (!bp->b_error) {
bp->b_flags &= ~XBF_WRITE_FAIL;
bp->b_flags |= XBF_DONE;
}
/*
* If this is a log recovery buffer, we aren't doing transactional IO
* yet so we need to let it handle IO completions.
*/
if (bp->b_flags & _XBF_LOGRECOVERY) {
} else if (bp->b_flags & _XBF_LOGRECOVERY) {
/*
* If this is a log recovery buffer, we aren't doing
* transactional I/O yet so we need to let the log recovery code
* handle I/O completions:
*/
xlog_recover_iodone(bp);
return;
}
} else {
if (!bp->b_error) {
bp->b_flags &= ~XBF_WRITE_FAIL;
bp->b_flags |= XBF_DONE;
}
if (bp->b_flags & _XBF_INODES) {
xfs_buf_inode_iodone(bp);
return;
if (bp->b_flags & _XBF_INODES)
xfs_buf_inode_iodone(bp);
else if (bp->b_flags & _XBF_DQUOTS)
xfs_buf_dquot_iodone(bp);
else
xfs_buf_iodone(bp);
}
if (bp->b_flags & _XBF_DQUOTS) {
xfs_buf_dquot_iodone(bp);
return;
}
xfs_buf_iodone(bp);
}
static void