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xfs: split xfs_imap_to_bp

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Split looking up the dinode from xfs_imap_to_bp, which can be
significantly simplified as a result.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
This commit is contained in:
Christoph Hellwig
2021-03-29 11:11:37 -07:00
committed by Darrick J. Wong
parent e773f88029
commit af9dcddef6
7 changed files with 17 additions and 36 deletions
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6
fs/xfs/xfs_inode.c
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@@ -2075,9 +2075,10 @@ xfs_iunlink_update_inode(
ASSERT(xfs_verify_agino_or_null(mp, agno, next_agino));
error = xfs_imap_to_bp(mp, tp, &ip->i_imap, &dip, &ibp, 0);
error = xfs_imap_to_bp(mp, tp, &ip->i_imap, &ibp);
if (error)
return error;
dip = xfs_buf_offset(ibp, ip->i_imap.im_boffset);
/* Make sure the old pointer isn't garbage. */
old_value = be32_to_cpu(dip->di_next_unlinked);
@@ -2202,13 +2203,14 @@ xfs_iunlink_map_ino(
return error;
}
error = xfs_imap_to_bp(mp, tp, imap, dipp, bpp, 0);
error = xfs_imap_to_bp(mp, tp, imap, bpp);
if (error) {
xfs_warn(mp, "%s: xfs_imap_to_bp returned error %d.",
__func__, error);
return error;
}
*dipp = xfs_buf_offset(*bpp, imap->im_boffset);
return 0;
}