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xfs: refactor log recovery item dispatch for pass1 commit functions

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Move the pass1 commit code into the per-item source code files and use
the dispatch function to call them.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong
2020-05-01 16:00:46 -07:00
parent 8ea5682d07
commit 3304a4fabd
4 changed files with 64 additions and 89 deletions
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27
fs/xfs/xfs_buf_item_recover.c
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@@ -56,8 +56,35 @@ xlog_recover_buf_ra_pass2(
xlog_buf_readahead(log, buf_f->blf_blkno, buf_f->blf_len, NULL);
}
/*
* Build up the table of buf cancel records so that we don't replay cancelled
* data in the second pass.
*/
static int
xlog_recover_buf_commit_pass1(
struct xlog *log,
struct xlog_recover_item *item)
{
struct xfs_buf_log_format *bf = item->ri_buf[0].i_addr;
if (!xfs_buf_log_check_iovec(&item->ri_buf[0])) {
xfs_err(log->l_mp, "bad buffer log item size (%d)",
item->ri_buf[0].i_len);
return -EFSCORRUPTED;
}
if (!(bf->blf_flags & XFS_BLF_CANCEL))
trace_xfs_log_recover_buf_not_cancel(log, bf);
else if (xlog_add_buffer_cancelled(log, bf->blf_blkno, bf->blf_len))
trace_xfs_log_recover_buf_cancel_add(log, bf);
else
trace_xfs_log_recover_buf_cancel_ref_inc(log, bf);
return 0;
}
const struct xlog_recover_item_ops xlog_buf_item_ops = {
.item_type = XFS_LI_BUF,
.reorder = xlog_recover_buf_reorder,
.ra_pass2 = xlog_recover_buf_ra_pass2,
.commit_pass1 = xlog_recover_buf_commit_pass1,
};