xfs: remove prev argument to xfs_bmapi_reserve_delalloc

We can easily lookup the previous extent for the cases where we need it,
which saves the callers from looking it up for us later in the series.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Christoph Hellwig 2016-11-24 11:39:44 +11:00 committed by Dave Chinner
parent 7efc794561
commit 65c5f41978
4 changed files with 9 additions and 7 deletions

View File

@ -4235,7 +4235,6 @@ xfs_bmapi_reserve_delalloc(
xfs_fileoff_t aoff,
xfs_filblks_t len,
struct xfs_bmbt_irec *got,
struct xfs_bmbt_irec *prev,
xfs_extnum_t *lastx,
int eof)
{
@ -4257,7 +4256,12 @@ xfs_bmapi_reserve_delalloc(
else
extsz = xfs_get_extsz_hint(ip);
if (extsz) {
error = xfs_bmap_extsize_align(mp, got, prev, extsz, rt, eof,
struct xfs_bmbt_irec prev;
if (!xfs_iext_get_extent(ifp, *lastx - 1, &prev))
prev.br_startoff = NULLFILEOFF;
error = xfs_bmap_extsize_align(mp, got, &prev, extsz, rt, eof,
1, 0, &aoff, &alen);
ASSERT(!error);
}

View File

@ -243,8 +243,7 @@ struct xfs_bmbt_rec_host *
struct xfs_bmbt_irec *gotp, struct xfs_bmbt_irec *prevp);
int xfs_bmapi_reserve_delalloc(struct xfs_inode *ip, int whichfork,
xfs_fileoff_t aoff, xfs_filblks_t len,
struct xfs_bmbt_irec *got, struct xfs_bmbt_irec *prev,
xfs_extnum_t *lastx, int eof);
struct xfs_bmbt_irec *got, xfs_extnum_t *lastx, int eof);
enum xfs_bmap_intent_type {
XFS_BMAP_MAP = 1,

View File

@ -622,8 +622,7 @@ xfs_file_iomap_begin_delay(
retry:
error = xfs_bmapi_reserve_delalloc(ip, XFS_DATA_FORK, offset_fsb,
end_fsb - offset_fsb, &got,
&prev, &idx, eof);
end_fsb - offset_fsb, &got, &idx, eof);
switch (error) {
case 0:
break;

View File

@ -293,7 +293,7 @@ xfs_reflink_reserve_cow(
retry:
error = xfs_bmapi_reserve_delalloc(ip, XFS_COW_FORK, imap->br_startoff,
end_fsb - imap->br_startoff, &got, &prev, &idx, eof);
end_fsb - imap->br_startoff, &got, &idx, eof);
switch (error) {
case 0:
break;