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xfs: simplify xlog_recover_inode_ra_pass2

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Don't bother to allocate memory and convert the log item when we
only need the block number and the length.  Just extract them directly
and call xlog_buf_readahead separately in each branch.

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 2020-04-27 18:23:17 -07:00 committed by Darrick J. Wong
parent 7d4894b4ce
commit f15ab3f60e
1 changed files with 9 additions and 14 deletions
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23
fs/xfs/xfs_log_recover.c
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@ -3890,22 +3890,17 @@ xlog_recover_inode_ra_pass2(
struct xlog *log,
struct xlog_recover_item *item)
{
struct xfs_inode_log_format ilf_buf;
struct xfs_inode_log_format *ilfp;
int error;
if (item->ri_buf[0].i_len == sizeof(struct xfs_inode_log_format)) {
ilfp = item->ri_buf[0].i_addr;
} else {
ilfp = &ilf_buf;
memset(ilfp, 0, sizeof(*ilfp));
error = xfs_inode_item_format_convert(&item->ri_buf[0], ilfp);
if (error)
return;
}
struct xfs_inode_log_format *ilfp = item->ri_buf[0].i_addr;
xlog_buf_readahead(log, ilfp->ilf_blkno, ilfp->ilf_len,
&xfs_inode_buf_ra_ops);
xlog_buf_readahead(log, ilfp->ilf_blkno, ilfp->ilf_len,
&xfs_inode_buf_ra_ops);
} else {
struct xfs_inode_log_format_32 *ilfp = item->ri_buf[0].i_addr;
xlog_buf_readahead(log, ilfp->ilf_blkno, ilfp->ilf_len,
&xfs_inode_buf_ra_ops);
}
}
STATIC void