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Commit 4dcb8869 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Darrick J. Wong
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xfs: refactor xfs_bmap_add_extent_delay_real 

Use xfs_iext_get_extent to find, and xfs_iext_update_extent to update
entries in the in-core extent list.  This isolates the function from
the detailed layout of the extent list, and generally makes the code
a lot more readable.
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarBrian Foster <bfoster@redhat.com>
Reviewed-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
parent 1abb9e55
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Showing with 95 additions and 86 deletions
fs/xfs/libxfs/xfs_bmap.c
View file @ 4dcb8869
...@@ -1575,7 +1575,6 @@ xfs_bmap_add_extent_delay_real( ...@@ -1575,7 +1575,6 @@ xfs_bmap_add_extent_delay_real(
{ {
struct xfs_bmbt_irec *new = &bma->got; struct xfs_bmbt_irec *new = &bma->got;
int diff; /* temp value */ int diff; /* temp value */
xfs_bmbt_rec_host_t *ep; /* extent entry for idx */
int error; /* error return value */ int error; /* error return value */
int i; /* temp state */ int i; /* temp state */
xfs_ifork_t *ifp; /* inode fork pointer */ xfs_ifork_t *ifp; /* inode fork pointer */
...@@ -1587,10 +1586,10 @@ xfs_bmap_add_extent_delay_real( ...@@ -1587,10 +1586,10 @@ xfs_bmap_add_extent_delay_real(
xfs_filblks_t da_new; /* new count del alloc blocks used */ xfs_filblks_t da_new; /* new count del alloc blocks used */
xfs_filblks_t da_old; /* old count del alloc blocks used */ xfs_filblks_t da_old; /* old count del alloc blocks used */
xfs_filblks_t temp=0; /* value for da_new calculations */ xfs_filblks_t temp=0; /* value for da_new calculations */
xfs_filblks_t temp2=0;/* value for da_new calculations */
int tmp_rval; /* partial logging flags */ int tmp_rval; /* partial logging flags */
struct xfs_mount *mp; struct xfs_mount *mp;
xfs_extnum_t *nextents; xfs_extnum_t *nextents;
struct xfs_bmbt_irec old;
mp = bma->ip->i_mount; mp = bma->ip->i_mount;
ifp = XFS_IFORK_PTR(bma->ip, whichfork); ifp = XFS_IFORK_PTR(bma->ip, whichfork);
...@@ -1616,9 +1615,9 @@ xfs_bmap_add_extent_delay_real( ...@@ -1616,9 +1615,9 @@ xfs_bmap_add_extent_delay_real(
/* /*
* Set up a bunch of variables to make the tests simpler. * Set up a bunch of variables to make the tests simpler.
*/ */
ep = xfs_iext_get_ext(ifp, bma->idx); xfs_iext_get_extent(ifp, bma->idx, &PREV);
xfs_bmbt_get_all(ep, &PREV);
new_endoff = new->br_startoff + new->br_blockcount; new_endoff = new->br_startoff + new->br_blockcount;
ASSERT(isnullstartblock(PREV.br_startblock));
ASSERT(PREV.br_startoff <= new->br_startoff); ASSERT(PREV.br_startoff <= new->br_startoff);
ASSERT(PREV.br_startoff + PREV.br_blockcount >= new_endoff); ASSERT(PREV.br_startoff + PREV.br_blockcount >= new_endoff);
...@@ -1693,9 +1692,8 @@ xfs_bmap_add_extent_delay_real( ...@@ -1693,9 +1692,8 @@ xfs_bmap_add_extent_delay_real(
*/ */
bma->idx--; bma->idx--;
trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_); trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_);
xfs_bmbt_set_blockcount(xfs_iext_get_ext(ifp, bma->idx), LEFT.br_blockcount += PREV.br_blockcount + RIGHT.br_blockcount;
LEFT.br_blockcount + PREV.br_blockcount + xfs_iext_update_extent(ifp, bma->idx, &LEFT);
RIGHT.br_blockcount);
trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_); trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_);
xfs_iext_remove(bma->ip, bma->idx + 1, 2, state); xfs_iext_remove(bma->ip, bma->idx + 1, 2, state);
...@@ -1720,9 +1718,7 @@ xfs_bmap_add_extent_delay_real( ...@@ -1720,9 +1718,7 @@ xfs_bmap_add_extent_delay_real(
XFS_WANT_CORRUPTED_GOTO(mp, i == 1, done); XFS_WANT_CORRUPTED_GOTO(mp, i == 1, done);
error = xfs_bmbt_update(bma->cur, LEFT.br_startoff, error = xfs_bmbt_update(bma->cur, LEFT.br_startoff,
LEFT.br_startblock, LEFT.br_startblock,
LEFT.br_blockcount + LEFT.br_blockcount, LEFT.br_state);
PREV.br_blockcount +
RIGHT.br_blockcount, LEFT.br_state);
if (error) if (error)
goto done; goto done;
} }
...@@ -1735,9 +1731,10 @@ xfs_bmap_add_extent_delay_real( ...@@ -1735,9 +1731,10 @@ xfs_bmap_add_extent_delay_real(
*/ */
bma->idx--; bma->idx--;
old = LEFT;
trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_); trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_);
xfs_bmbt_set_blockcount(xfs_iext_get_ext(ifp, bma->idx), LEFT.br_blockcount += PREV.br_blockcount;
LEFT.br_blockcount + PREV.br_blockcount); xfs_iext_update_extent(ifp, bma->idx, &LEFT);
trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_); trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_);
xfs_iext_remove(bma->ip, bma->idx + 1, 1, state); xfs_iext_remove(bma->ip, bma->idx + 1, 1, state);
...@@ -1745,16 +1742,15 @@ xfs_bmap_add_extent_delay_real( ...@@ -1745,16 +1742,15 @@ xfs_bmap_add_extent_delay_real(
rval = XFS_ILOG_DEXT; rval = XFS_ILOG_DEXT;
else { else {
rval = 0; rval = 0;
error = xfs_bmbt_lookup_eq(bma->cur, LEFT.br_startoff, error = xfs_bmbt_lookup_eq(bma->cur, old.br_startoff,
LEFT.br_startblock, LEFT.br_blockcount, old.br_startblock, old.br_blockcount,
&i); &i);
if (error) if (error)
goto done; goto done;
XFS_WANT_CORRUPTED_GOTO(mp, i == 1, done); XFS_WANT_CORRUPTED_GOTO(mp, i == 1, done);
error = xfs_bmbt_update(bma->cur, LEFT.br_startoff, error = xfs_bmbt_update(bma->cur, LEFT.br_startoff,
LEFT.br_startblock, LEFT.br_startblock,
LEFT.br_blockcount + LEFT.br_blockcount, LEFT.br_state);
PREV.br_blockcount, LEFT.br_state);
if (error) if (error)
goto done; goto done;
} }
...@@ -1766,9 +1762,9 @@ xfs_bmap_add_extent_delay_real( ...@@ -1766,9 +1762,9 @@ xfs_bmap_add_extent_delay_real(
* The right neighbor is contiguous, the left is not. * The right neighbor is contiguous, the left is not.
*/ */
trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_); trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_);
xfs_bmbt_set_startblock(ep, new->br_startblock); PREV.br_startblock = new->br_startblock;
xfs_bmbt_set_blockcount(ep, PREV.br_blockcount += RIGHT.br_blockcount;
PREV.br_blockcount + RIGHT.br_blockcount); xfs_iext_update_extent(ifp, bma->idx, &PREV);
trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_); trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_);
xfs_iext_remove(bma->ip, bma->idx + 1, 1, state); xfs_iext_remove(bma->ip, bma->idx + 1, 1, state);
...@@ -1783,9 +1779,8 @@ xfs_bmap_add_extent_delay_real( ...@@ -1783,9 +1779,8 @@ xfs_bmap_add_extent_delay_real(
goto done; goto done;
XFS_WANT_CORRUPTED_GOTO(mp, i == 1, done); XFS_WANT_CORRUPTED_GOTO(mp, i == 1, done);
error = xfs_bmbt_update(bma->cur, PREV.br_startoff, error = xfs_bmbt_update(bma->cur, PREV.br_startoff,
new->br_startblock, PREV.br_startblock,
PREV.br_blockcount + PREV.br_blockcount, PREV.br_state);
RIGHT.br_blockcount, PREV.br_state);
if (error) if (error)
goto done; goto done;
} }
...@@ -1798,8 +1793,9 @@ xfs_bmap_add_extent_delay_real( ...@@ -1798,8 +1793,9 @@ xfs_bmap_add_extent_delay_real(
* the new one. * the new one.
*/ */
trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_); trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_);
xfs_bmbt_set_startblock(ep, new->br_startblock); PREV.br_startblock = new->br_startblock;
xfs_bmbt_set_state(ep, new->br_state); PREV.br_state = new->br_state;
xfs_iext_update_extent(ifp, bma->idx, &PREV);
trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_); trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_);
(*nextents)++; (*nextents)++;
...@@ -1826,38 +1822,39 @@ xfs_bmap_add_extent_delay_real( ...@@ -1826,38 +1822,39 @@ xfs_bmap_add_extent_delay_real(
* Filling in the first part of a previous delayed allocation. * Filling in the first part of a previous delayed allocation.
* The left neighbor is contiguous. * The left neighbor is contiguous.
*/ */
old = LEFT;
temp = PREV.br_blockcount - new->br_blockcount;
da_new = XFS_FILBLKS_MIN(xfs_bmap_worst_indlen(bma->ip, temp),
startblockval(PREV.br_startblock));
trace_xfs_bmap_pre_update(bma->ip, bma->idx - 1, state, _THIS_IP_); trace_xfs_bmap_pre_update(bma->ip, bma->idx - 1, state, _THIS_IP_);
xfs_bmbt_set_blockcount(xfs_iext_get_ext(ifp, bma->idx - 1), LEFT.br_blockcount += new->br_blockcount;
LEFT.br_blockcount + new->br_blockcount); xfs_iext_update_extent(ifp, bma->idx - 1, &LEFT);
xfs_bmbt_set_startoff(ep,
PREV.br_startoff + new->br_blockcount);
trace_xfs_bmap_post_update(bma->ip, bma->idx - 1, state, _THIS_IP_); trace_xfs_bmap_post_update(bma->ip, bma->idx - 1, state, _THIS_IP_);
temp = PREV.br_blockcount - new->br_blockcount;
trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_); trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_);
xfs_bmbt_set_blockcount(ep, temp); PREV.br_blockcount = temp = PREV.br_blockcount - new->br_blockcount;
PREV.br_startoff += new->br_blockcount;
PREV.br_startblock = nullstartblock(da_new);
xfs_iext_update_extent(ifp, bma->idx, &PREV);
trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_);
if (bma->cur == NULL) if (bma->cur == NULL)
rval = XFS_ILOG_DEXT; rval = XFS_ILOG_DEXT;
else { else {
rval = 0; rval = 0;
error = xfs_bmbt_lookup_eq(bma->cur, LEFT.br_startoff, error = xfs_bmbt_lookup_eq(bma->cur, old.br_startoff,
LEFT.br_startblock, LEFT.br_blockcount, old.br_startblock, old.br_blockcount,
&i); &i);
if (error) if (error)
goto done; goto done;
XFS_WANT_CORRUPTED_GOTO(mp, i == 1, done); XFS_WANT_CORRUPTED_GOTO(mp, i == 1, done);
error = xfs_bmbt_update(bma->cur, LEFT.br_startoff, error = xfs_bmbt_update(bma->cur, LEFT.br_startoff,
LEFT.br_startblock, LEFT.br_startblock, LEFT.br_blockcount,
LEFT.br_blockcount +
new->br_blockcount,
LEFT.br_state); LEFT.br_state);
if (error) if (error)
goto done; goto done;
} }
da_new = XFS_FILBLKS_MIN(xfs_bmap_worst_indlen(bma->ip, temp),
startblockval(PREV.br_startblock));
xfs_bmbt_set_startblock(ep, nullstartblock(da_new));
trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_);
bma->idx--; bma->idx--;
break; break;
...@@ -1867,10 +1864,6 @@ xfs_bmap_add_extent_delay_real( ...@@ -1867,10 +1864,6 @@ xfs_bmap_add_extent_delay_real(
* Filling in the first part of a previous delayed allocation. * Filling in the first part of a previous delayed allocation.
* The left neighbor is not contiguous. * The left neighbor is not contiguous.
*/ */
trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_);
xfs_bmbt_set_startoff(ep, new_endoff);
temp = PREV.br_blockcount - new->br_blockcount;
xfs_bmbt_set_blockcount(ep, temp);
xfs_iext_insert(bma->ip, bma->idx, 1, new, state); xfs_iext_insert(bma->ip, bma->idx, 1, new, state);
(*nextents)++; (*nextents)++;
if (bma->cur == NULL) if (bma->cur == NULL)
...@@ -1898,12 +1891,19 @@ xfs_bmap_add_extent_delay_real( ...@@ -1898,12 +1891,19 @@ xfs_bmap_add_extent_delay_real(
if (error) if (error)
goto done; goto done;
} }
temp = PREV.br_blockcount - new->br_blockcount;
da_new = XFS_FILBLKS_MIN(xfs_bmap_worst_indlen(bma->ip, temp), da_new = XFS_FILBLKS_MIN(xfs_bmap_worst_indlen(bma->ip, temp),
startblockval(PREV.br_startblock) - startblockval(PREV.br_startblock) -
(bma->cur ? bma->cur->bc_private.b.allocated : 0)); (bma->cur ? bma->cur->bc_private.b.allocated : 0));
ep = xfs_iext_get_ext(ifp, bma->idx + 1);
xfs_bmbt_set_startblock(ep, nullstartblock(da_new)); trace_xfs_bmap_pre_update(bma->ip, bma->idx + 1, state, _THIS_IP_);
PREV.br_startoff = new_endoff;
PREV.br_blockcount = temp;
PREV.br_startblock = nullstartblock(da_new);
xfs_iext_update_extent(ifp, bma->idx + 1, &PREV);
trace_xfs_bmap_post_update(bma->ip, bma->idx + 1, state, _THIS_IP_); trace_xfs_bmap_post_update(bma->ip, bma->idx + 1, state, _THIS_IP_);
break; break;
case BMAP_RIGHT_FILLING | BMAP_RIGHT_CONTIG: case BMAP_RIGHT_FILLING | BMAP_RIGHT_CONTIG:
...@@ -1911,37 +1911,39 @@ xfs_bmap_add_extent_delay_real( ...@@ -1911,37 +1911,39 @@ xfs_bmap_add_extent_delay_real(
* Filling in the last part of a previous delayed allocation. * Filling in the last part of a previous delayed allocation.
* The right neighbor is contiguous with the new allocation. * The right neighbor is contiguous with the new allocation.
*/ */
temp = PREV.br_blockcount - new->br_blockcount; old = RIGHT;
trace_xfs_bmap_pre_update(bma->ip, bma->idx + 1, state, _THIS_IP_); trace_xfs_bmap_pre_update(bma->ip, bma->idx + 1, state, _THIS_IP_);
xfs_bmbt_set_blockcount(ep, temp); RIGHT.br_startoff = new->br_startoff;
xfs_bmbt_set_allf(xfs_iext_get_ext(ifp, bma->idx + 1), RIGHT.br_startblock = new->br_startblock;
new->br_startoff, new->br_startblock, RIGHT.br_blockcount += new->br_blockcount;
new->br_blockcount + RIGHT.br_blockcount, xfs_iext_update_extent(ifp, bma->idx + 1, &RIGHT);
RIGHT.br_state);
trace_xfs_bmap_post_update(bma->ip, bma->idx + 1, state, _THIS_IP_); trace_xfs_bmap_post_update(bma->ip, bma->idx + 1, state, _THIS_IP_);
if (bma->cur == NULL) if (bma->cur == NULL)
rval = XFS_ILOG_DEXT; rval = XFS_ILOG_DEXT;
else { else {
rval = 0; rval = 0;
error = xfs_bmbt_lookup_eq(bma->cur, RIGHT.br_startoff, error = xfs_bmbt_lookup_eq(bma->cur, old.br_startoff,
RIGHT.br_startblock, old.br_startblock,
RIGHT.br_blockcount, &i); old.br_blockcount, &i);
if (error) if (error)
goto done; goto done;
XFS_WANT_CORRUPTED_GOTO(mp, i == 1, done); XFS_WANT_CORRUPTED_GOTO(mp, i == 1, done);
error = xfs_bmbt_update(bma->cur, new->br_startoff, error = xfs_bmbt_update(bma->cur, RIGHT.br_startoff,
new->br_startblock, RIGHT.br_startblock, RIGHT.br_blockcount,
new->br_blockcount +
RIGHT.br_blockcount,
RIGHT.br_state); RIGHT.br_state);
if (error) if (error)
goto done; goto done;
} }
temp = PREV.br_blockcount - new->br_blockcount;
da_new = XFS_FILBLKS_MIN(xfs_bmap_worst_indlen(bma->ip, temp), da_new = XFS_FILBLKS_MIN(xfs_bmap_worst_indlen(bma->ip, temp),
startblockval(PREV.br_startblock)); startblockval(PREV.br_startblock));
trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_); trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_);
xfs_bmbt_set_startblock(ep, nullstartblock(da_new)); PREV.br_blockcount = temp;
PREV.br_startblock = nullstartblock(da_new);
xfs_iext_update_extent(ifp, bma->idx, &PREV);
trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_); trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_);
bma->idx++; bma->idx++;
...@@ -1952,9 +1954,6 @@ xfs_bmap_add_extent_delay_real( ...@@ -1952,9 +1954,6 @@ xfs_bmap_add_extent_delay_real(
* Filling in the last part of a previous delayed allocation. * Filling in the last part of a previous delayed allocation.
* The right neighbor is not contiguous. * The right neighbor is not contiguous.
*/ */
temp = PREV.br_blockcount - new->br_blockcount;
trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_);
xfs_bmbt_set_blockcount(ep, temp);
xfs_iext_insert(bma->ip, bma->idx + 1, 1, new, state); xfs_iext_insert(bma->ip, bma->idx + 1, 1, new, state);
(*nextents)++; (*nextents)++;
if (bma->cur == NULL) if (bma->cur == NULL)
...@@ -1982,11 +1981,16 @@ xfs_bmap_add_extent_delay_real( ...@@ -1982,11 +1981,16 @@ xfs_bmap_add_extent_delay_real(
if (error) if (error)
goto done; goto done;
} }
temp = PREV.br_blockcount - new->br_blockcount;
da_new = XFS_FILBLKS_MIN(xfs_bmap_worst_indlen(bma->ip, temp), da_new = XFS_FILBLKS_MIN(xfs_bmap_worst_indlen(bma->ip, temp),
startblockval(PREV.br_startblock) - startblockval(PREV.br_startblock) -
(bma->cur ? bma->cur->bc_private.b.allocated : 0)); (bma->cur ? bma->cur->bc_private.b.allocated : 0));
ep = xfs_iext_get_ext(ifp, bma->idx);
xfs_bmbt_set_startblock(ep, nullstartblock(da_new)); trace_xfs_bmap_pre_update(bma->ip, bma->idx, state, _THIS_IP_);
PREV.br_startblock = nullstartblock(da_new);
PREV.br_blockcount = temp;
xfs_iext_update_extent(ifp, bma->idx, &PREV);
trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_); trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_);
bma->idx++; bma->idx++;
...@@ -2013,19 +2017,33 @@ xfs_bmap_add_extent_delay_real( ...@@ -2013,19 +2017,33 @@ xfs_bmap_add_extent_delay_real(
* PREV @ idx LEFT RIGHT * PREV @ idx LEFT RIGHT
* inserted at idx + 1 * inserted at idx + 1
*/ */
temp = new->br_startoff - PREV.br_startoff; old = PREV;
temp2 = PREV.br_startoff + PREV.br_blockcount - new_endoff;
trace_xfs_bmap_pre_update(bma->ip, bma->idx, 0, _THIS_IP_); /* LEFT is the new middle */
xfs_bmbt_set_blockcount(ep, temp); /* truncate PREV */
LEFT = *new; LEFT = *new;
/* RIGHT is the new right */
RIGHT.br_state = PREV.br_state; RIGHT.br_state = PREV.br_state;
RIGHT.br_startblock = nullstartblock(
(int)xfs_bmap_worst_indlen(bma->ip, temp2));
RIGHT.br_startoff = new_endoff; RIGHT.br_startoff = new_endoff;
RIGHT.br_blockcount = temp2; RIGHT.br_blockcount =
PREV.br_startoff + PREV.br_blockcount - new_endoff;
RIGHT.br_startblock =
nullstartblock(xfs_bmap_worst_indlen(bma->ip,
RIGHT.br_blockcount));
/* truncate PREV */
trace_xfs_bmap_pre_update(bma->ip, bma->idx, 0, _THIS_IP_);
PREV.br_blockcount = new->br_startoff - PREV.br_startoff;
PREV.br_startblock =
nullstartblock(xfs_bmap_worst_indlen(bma->ip,
PREV.br_blockcount));
xfs_iext_update_extent(ifp, bma->idx, &PREV);
trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_);
/* insert LEFT (r[0]) and RIGHT (r[1]) at the same time */ /* insert LEFT (r[0]) and RIGHT (r[1]) at the same time */
xfs_iext_insert(bma->ip, bma->idx + 1, 2, &LEFT, state); xfs_iext_insert(bma->ip, bma->idx + 1, 2, &LEFT, state);
(*nextents)++; (*nextents)++;
if (bma->cur == NULL) if (bma->cur == NULL)
rval = XFS_ILOG_CORE | XFS_ILOG_DEXT; rval = XFS_ILOG_CORE | XFS_ILOG_DEXT;
else { else {
...@@ -2051,12 +2069,12 @@ xfs_bmap_add_extent_delay_real( ...@@ -2051,12 +2069,12 @@ xfs_bmap_add_extent_delay_real(
if (error) if (error)
goto done; goto done;
} }
temp = xfs_bmap_worst_indlen(bma->ip, temp);
temp2 = xfs_bmap_worst_indlen(bma->ip, temp2); da_new = startblockval(PREV.br_startblock) +
diff = (int)(temp + temp2 - startblockval(RIGHT.br_startblock);
(startblockval(PREV.br_startblock) - diff = da_new - startblockval(old.br_startblock);
(bma->cur ? if (bma->cur)
bma->cur->bc_private.b.allocated : 0))); diff += bma->cur->bc_private.b.allocated;
if (diff > 0) { if (diff > 0) {
error = xfs_mod_fdblocks(bma->ip->i_mount, error = xfs_mod_fdblocks(bma->ip->i_mount,
-((int64_t)diff), false); -((int64_t)diff), false);
...@@ -2065,16 +2083,7 @@ xfs_bmap_add_extent_delay_real( ...@@ -2065,16 +2083,7 @@ xfs_bmap_add_extent_delay_real(
goto done; goto done;
} }
ep = xfs_iext_get_ext(ifp, bma->idx);
xfs_bmbt_set_startblock(ep, nullstartblock((int)temp));
trace_xfs_bmap_post_update(bma->ip, bma->idx, state, _THIS_IP_);
trace_xfs_bmap_pre_update(bma->ip, bma->idx + 2, state, _THIS_IP_);
xfs_bmbt_set_startblock(xfs_iext_get_ext(ifp, bma->idx + 2),
nullstartblock((int)temp2));
trace_xfs_bmap_post_update(bma->ip, bma->idx + 2, state, _THIS_IP_);
bma->idx++; bma->idx++;
da_new = temp + temp2;
break; break;
case BMAP_LEFT_FILLING | BMAP_LEFT_CONTIG | BMAP_RIGHT_CONTIG: case BMAP_LEFT_FILLING | BMAP_LEFT_CONTIG | BMAP_RIGHT_CONTIG:
......
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