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xfs: remove the extents array from the rmap update done log item

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Nothing ever uses the extent array in the rmap update done redo
item, so remove it before it is fixed in the on-disk log format.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Darrick J. Wong
2016-08-03 12:28:43 +10:00
committed by Dave Chinner
parent c1d22ae89c
commit 722e251770
7 changed files with 15 additions and 89 deletions
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33
fs/xfs/xfs_trans_rmap.c
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@@ -129,29 +129,14 @@ xfs_trans_log_start_rmap_update(
xfs_trans_set_rmap_flags(rmap, type, whichfork, state);
}
/*
* This routine is called to allocate an "rmap update done"
* log item that will hold nextents worth of extents. The
* caller must use all nextents extents, because we are not
* flexible about this at all.
*/
struct xfs_rud_log_item *
xfs_trans_get_rud(
struct xfs_trans *tp,
struct xfs_rui_log_item *ruip,
uint nextents)
struct xfs_rui_log_item *ruip)
{
struct xfs_rud_log_item *rudp;
ASSERT(tp != NULL);
ASSERT(nextents > 0);
rudp = xfs_rud_init(tp->t_mountp, ruip, nextents);
ASSERT(rudp != NULL);
/*
* Get a log_item_desc to point at the new item.
*/
rudp = xfs_rud_init(tp->t_mountp, ruip);
xfs_trans_add_item(tp, &rudp->rud_item);
return rudp;
}
@@ -174,8 +159,6 @@ xfs_trans_log_finish_rmap_update(
xfs_exntst_t state,
struct xfs_btree_cur **pcur)
{
uint next_extent;
struct xfs_map_extent *rmap;
int error;
error = xfs_rmap_finish_one(tp, type, owner, whichfork, startoff,
@@ -191,16 +174,6 @@ xfs_trans_log_finish_rmap_update(
tp->t_flags |= XFS_TRANS_DIRTY;
rudp->rud_item.li_desc->lid_flags |= XFS_LID_DIRTY;
next_extent = rudp->rud_next_extent;
ASSERT(next_extent < rudp->rud_format.rud_nextents);
rmap = &(rudp->rud_format.rud_extents[next_extent]);
rmap->me_owner = owner;
rmap->me_startblock = startblock;
rmap->me_startoff = startoff;
rmap->me_len = blockcount;
xfs_trans_set_rmap_flags(rmap, type, whichfork, state);
rudp->rud_next_extent++;
return error;
}
@@ -255,7 +228,7 @@ xfs_rmap_update_create_done(
void *intent,
unsigned int count)
{
return xfs_trans_get_rud(tp, intent, count);
return xfs_trans_get_rud(tp, intent);
}
/* Process a deferred rmap update. */