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xfs: factor out xfs_finish_rename()

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Rather than use a jump label for the final transaction commit in
the rename, factor it into a simple helper function and call it
appropriately. This slightly reduces the spaghetti nature of
xfs_rename.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Dave Chinner 2015-03-25 14:06:07 +11:00 committed by Dave Chinner
parent 445883e813
commit 310606b0c7
1 changed files with 27 additions and 21 deletions
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48
fs/xfs/xfs_inode.c
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@ -2650,6 +2650,31 @@ xfs_sort_for_rename(
}
}
static int
xfs_finish_rename(
struct xfs_trans *tp,
struct xfs_bmap_free *free_list)
{
int committed = 0;
int error;
/*
* If this is a synchronous mount, make sure that the rename transaction
* goes to disk before returning to the user.
*/
if (tp->t_mountp->m_flags & (XFS_MOUNT_WSYNC|XFS_MOUNT_DIRSYNC))
xfs_trans_set_sync(tp);
error = xfs_bmap_finish(&tp, free_list, &committed);
if (error) {
xfs_bmap_cancel(free_list);
xfs_trans_cancel(tp, XFS_TRANS_RELEASE_LOG_RES|XFS_TRANS_ABORT);
return error;
}
return xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES);
}
/*
* xfs_cross_rename()
*
@ -2789,7 +2814,6 @@ xfs_rename(
xfs_bmap_free_t free_list;
xfs_fsblock_t first_block;
int cancel_flags = 0;
int committed;
xfs_inode_t *inodes[__XFS_SORT_INODES];
int num_inodes = __XFS_SORT_INODES;
int spaceres;
@ -2862,7 +2886,7 @@ xfs_rename(
&free_list, &first_block, spaceres);
if (error)
goto out_trans_abort;
goto finish_rename;
return xfs_finish_rename(tp, &free_list);
}
/*
@ -3004,25 +3028,7 @@ xfs_rename(
if (new_parent)
xfs_trans_log_inode(tp, target_dp, XFS_ILOG_CORE);
finish_rename:
/*
* If this is a synchronous mount, make sure that the
* rename transaction goes to disk before returning to
* the user.
*/
if (mp->m_flags & (XFS_MOUNT_WSYNC|XFS_MOUNT_DIRSYNC)) {
xfs_trans_set_sync(tp);
}
error = xfs_bmap_finish(&tp, &free_list, &committed);
if (error)
goto out_trans_abort;
/*
* trans_commit will unlock src_ip, target_ip & decrement
* the vnode references.
*/
return xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES);
return xfs_finish_rename(tp, &free_list);
out_trans_abort:
cancel_flags |= XFS_TRANS_ABORT;