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xfs: factor ag btree root block initialisation 

Cookie cutter code, easily factored.

Signed-Off-By: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Dave Chinner 2018-05-13 23:10:06 -07:00 коммит произвёл Darrick J. Wong
Родитель 9aebe805a5
Коммит 0410c3bb2b
1 изменённых файлов: 262 добавлений и 225 удалений
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487
fs/xfs/xfs_fsops.c
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@ -71,46 +71,140 @@ xfs_growfs_get_hdr_buf(
return bp;
}
struct aghdr_init_data {
/* per ag data */
xfs_agnumber_t agno; /* ag to init */
xfs_extlen_t agsize; /* new AG size */
struct list_head buffer_list; /* buffer writeback list */
xfs_rfsblock_t nfree; /* cumulative new free space */
/* per header data */
xfs_daddr_t daddr; /* header location */
size_t numblks; /* size of header */
xfs_btnum_t type; /* type of btree root block */
};
/*
* Write new AG headers to disk. Non-transactional, but written
* synchronously so they are completed prior to the growfs transaction
* being logged.
* Generic btree root block init function
*/
static int
xfs_grow_ag_headers(
static void
xfs_btroot_init(
struct xfs_mount *mp,
xfs_agnumber_t agno,
xfs_extlen_t agsize,
xfs_rfsblock_t *nfree,
struct list_head *buffer_list)
struct xfs_buf *bp,
struct aghdr_init_data *id)
{
struct xfs_agf *agf;
struct xfs_agi *agi;
struct xfs_agfl *agfl;
__be32 *agfl_bno;
xfs_alloc_rec_t *arec;
struct xfs_buf *bp;
int bucket;
xfs_extlen_t tmpsize;
int error = 0;
xfs_btree_init_block(mp, bp, id->type, 0, 0, id->agno, 0);
}
/*
* Alloc btree root block init functions
*/
static void
xfs_bnoroot_init(
struct xfs_mount *mp,
struct xfs_buf *bp,
struct aghdr_init_data *id)
{
struct xfs_alloc_rec *arec;
xfs_btree_init_block(mp, bp, XFS_BTNUM_BNO, 0, 1, id->agno, 0);
arec = XFS_ALLOC_REC_ADDR(mp, XFS_BUF_TO_BLOCK(bp), 1);
arec->ar_startblock = cpu_to_be32(mp->m_ag_prealloc_blocks);
arec->ar_blockcount = cpu_to_be32(id->agsize -
be32_to_cpu(arec->ar_startblock));
}
static void
xfs_cntroot_init(
struct xfs_mount *mp,
struct xfs_buf *bp,
struct aghdr_init_data *id)
{
struct xfs_alloc_rec *arec;
xfs_btree_init_block(mp, bp, XFS_BTNUM_CNT, 0, 1, id->agno, 0);
arec = XFS_ALLOC_REC_ADDR(mp, XFS_BUF_TO_BLOCK(bp), 1);
arec->ar_startblock = cpu_to_be32(mp->m_ag_prealloc_blocks);
arec->ar_blockcount = cpu_to_be32(id->agsize -
be32_to_cpu(arec->ar_startblock));
}
/*
* Reverse map root block init
*/
static void
xfs_rmaproot_init(
struct xfs_mount *mp,
struct xfs_buf *bp,
struct aghdr_init_data *id)
{
struct xfs_btree_block *block = XFS_BUF_TO_BLOCK(bp);
struct xfs_rmap_rec *rrec;
xfs_btree_init_block(mp, bp, XFS_BTNUM_RMAP, 0, 4, id->agno, 0);
/*
* AG freespace header block
* mark the AG header regions as static metadata The BNO
* btree block is the first block after the headers, so
* it's location defines the size of region the static
* metadata consumes.
*
* Note: unlike mkfs, we never have to account for log
* space when growing the data regions
*/
bp = xfs_growfs_get_hdr_buf(mp,
XFS_AG_DADDR(mp, agno, XFS_AGF_DADDR(mp)),
XFS_FSS_TO_BB(mp, 1), 0,
&xfs_agf_buf_ops);
if (!bp) {
error = -ENOMEM;
goto out_error;
}
rrec = XFS_RMAP_REC_ADDR(block, 1);
rrec->rm_startblock = 0;
rrec->rm_blockcount = cpu_to_be32(XFS_BNO_BLOCK(mp));
rrec->rm_owner = cpu_to_be64(XFS_RMAP_OWN_FS);
rrec->rm_offset = 0;
/* account freespace btree root blocks */
rrec = XFS_RMAP_REC_ADDR(block, 2);
rrec->rm_startblock = cpu_to_be32(XFS_BNO_BLOCK(mp));
rrec->rm_blockcount = cpu_to_be32(2);
rrec->rm_owner = cpu_to_be64(XFS_RMAP_OWN_AG);
rrec->rm_offset = 0;
/* account inode btree root blocks */
rrec = XFS_RMAP_REC_ADDR(block, 3);
rrec->rm_startblock = cpu_to_be32(XFS_IBT_BLOCK(mp));
rrec->rm_blockcount = cpu_to_be32(XFS_RMAP_BLOCK(mp) -
XFS_IBT_BLOCK(mp));
rrec->rm_owner = cpu_to_be64(XFS_RMAP_OWN_INOBT);
rrec->rm_offset = 0;
/* account for rmap btree root */
rrec = XFS_RMAP_REC_ADDR(block, 4);
rrec->rm_startblock = cpu_to_be32(XFS_RMAP_BLOCK(mp));
rrec->rm_blockcount = cpu_to_be32(1);
rrec->rm_owner = cpu_to_be64(XFS_RMAP_OWN_AG);
rrec->rm_offset = 0;
/* account for refc btree root */
if (xfs_sb_version_hasreflink(&mp->m_sb)) {
rrec = XFS_RMAP_REC_ADDR(block, 5);
rrec->rm_startblock = cpu_to_be32(xfs_refc_block(mp));
rrec->rm_blockcount = cpu_to_be32(1);
rrec->rm_owner = cpu_to_be64(XFS_RMAP_OWN_REFC);
rrec->rm_offset = 0;
be16_add_cpu(&block->bb_numrecs, 1);
}
}
static void
xfs_agfblock_init(
struct xfs_mount *mp,
struct xfs_buf *bp,
struct aghdr_init_data *id)
{
struct xfs_agf *agf = XFS_BUF_TO_AGF(bp);
xfs_extlen_t tmpsize;
agf = XFS_BUF_TO_AGF(bp);
agf->agf_magicnum = cpu_to_be32(XFS_AGF_MAGIC);
agf->agf_versionnum = cpu_to_be32(XFS_AGF_VERSION);
agf->agf_seqno = cpu_to_be32(agno);
agf->agf_length = cpu_to_be32(agsize);
agf->agf_seqno = cpu_to_be32(id->agno);
agf->agf_length = cpu_to_be32(id->agsize);
agf->agf_roots[XFS_BTNUM_BNOi] = cpu_to_be32(XFS_BNO_BLOCK(mp));
agf->agf_roots[XFS_BTNUM_CNTi] = cpu_to_be32(XFS_CNT_BLOCK(mp));
agf->agf_levels[XFS_BTNUM_BNOi] = cpu_to_be32(1);
@ -125,7 +219,7 @@ xfs_grow_ag_headers(
agf->agf_flfirst = cpu_to_be32(1);
agf->agf_fllast = 0;
agf->agf_flcount = 0;
tmpsize = agsize - mp->m_ag_prealloc_blocks;
tmpsize = id->agsize - mp->m_ag_prealloc_blocks;
agf->agf_freeblks = cpu_to_be32(tmpsize);
agf->agf_longest = cpu_to_be32(tmpsize);
if (xfs_sb_version_hascrc(&mp->m_sb))
@ -136,52 +230,42 @@ xfs_grow_ag_headers(
agf->agf_refcount_level = cpu_to_be32(1);
agf->agf_refcount_blocks = cpu_to_be32(1);
}
xfs_buf_delwri_queue(bp, buffer_list);
xfs_buf_relse(bp);
}
/*
* AG freelist header block
*/
bp = xfs_growfs_get_hdr_buf(mp,
XFS_AG_DADDR(mp, agno, XFS_AGFL_DADDR(mp)),
XFS_FSS_TO_BB(mp, 1), 0,
&xfs_agfl_buf_ops);
if (!bp) {
error = -ENOMEM;
goto out_error;
}
static void
xfs_agflblock_init(
struct xfs_mount *mp,
struct xfs_buf *bp,
struct aghdr_init_data *id)
{
struct xfs_agfl *agfl = XFS_BUF_TO_AGFL(bp);
__be32 *agfl_bno;
int bucket;
agfl = XFS_BUF_TO_AGFL(bp);
if (xfs_sb_version_hascrc(&mp->m_sb)) {
agfl->agfl_magicnum = cpu_to_be32(XFS_AGFL_MAGIC);
agfl->agfl_seqno = cpu_to_be32(agno);
agfl->agfl_seqno = cpu_to_be32(id->agno);
uuid_copy(&agfl->agfl_uuid, &mp->m_sb.sb_meta_uuid);
}
agfl_bno = XFS_BUF_TO_AGFL_BNO(mp, bp);
for (bucket = 0; bucket < xfs_agfl_size(mp); bucket++)
agfl_bno[bucket] = cpu_to_be32(NULLAGBLOCK);
}
xfs_buf_delwri_queue(bp, buffer_list);
xfs_buf_relse(bp);
static void
xfs_agiblock_init(
struct xfs_mount *mp,
struct xfs_buf *bp,
struct aghdr_init_data *id)
{
struct xfs_agi *agi = XFS_BUF_TO_AGI(bp);
int bucket;
/*
* AG inode header block
*/
bp = xfs_growfs_get_hdr_buf(mp,
XFS_AG_DADDR(mp, agno, XFS_AGI_DADDR(mp)),
XFS_FSS_TO_BB(mp, 1), 0,
&xfs_agi_buf_ops);
if (!bp) {
error = -ENOMEM;
goto out_error;
}
agi = XFS_BUF_TO_AGI(bp);
agi->agi_magicnum = cpu_to_be32(XFS_AGI_MAGIC);
agi->agi_versionnum = cpu_to_be32(XFS_AGI_VERSION);
agi->agi_seqno = cpu_to_be32(agno);
agi->agi_length = cpu_to_be32(agsize);
agi->agi_seqno = cpu_to_be32(id->agno);
agi->agi_length = cpu_to_be32(id->agsize);
agi->agi_count = 0;
agi->agi_root = cpu_to_be32(XFS_IBT_BLOCK(mp));
agi->agi_level = cpu_to_be32(1);
@ -196,180 +280,133 @@ xfs_grow_ag_headers(
}
for (bucket = 0; bucket < XFS_AGI_UNLINKED_BUCKETS; bucket++)
agi->agi_unlinked[bucket] = cpu_to_be32(NULLAGINO);
}
xfs_buf_delwri_queue(bp, buffer_list);
static int
xfs_growfs_init_aghdr(
struct xfs_mount *mp,
struct aghdr_init_data *id,
void (*work)(struct xfs_mount *, struct xfs_buf *,
struct aghdr_init_data *),
const struct xfs_buf_ops *ops)
{
struct xfs_buf *bp;
bp = xfs_growfs_get_hdr_buf(mp, id->daddr, id->numblks, 0, ops);
if (!bp)
return -ENOMEM;
(*work)(mp, bp, id);
xfs_buf_delwri_queue(bp, &id->buffer_list);
xfs_buf_relse(bp);
return 0;
}
/*
* BNO btree root block
*/
bp = xfs_growfs_get_hdr_buf(mp,
XFS_AGB_TO_DADDR(mp, agno, XFS_BNO_BLOCK(mp)),
BTOBB(mp->m_sb.sb_blocksize), 0,
&xfs_allocbt_buf_ops);
/*
* Write new AG headers to disk. Non-transactional, but written
* synchronously so they are completed prior to the growfs transaction
* being logged.
*/
static int
xfs_grow_ag_headers(
struct xfs_mount *mp,
struct aghdr_init_data *id)
if (!bp) {
error = -ENOMEM;
{
int error = 0;
/* Account for AG free space in new AG */
id->nfree += id->agsize - mp->m_ag_prealloc_blocks;
/* AG freespace header block */
id->daddr = XFS_AG_DADDR(mp, id->agno, XFS_AGF_DADDR(mp));
id->numblks = XFS_FSS_TO_BB(mp, 1);
error = xfs_growfs_init_aghdr(mp, id, xfs_agfblock_init,
&xfs_agf_buf_ops);
if (error)
goto out_error;
}
xfs_btree_init_block(mp, bp, XFS_BTNUM_BNO, 0, 1, agno, 0);
arec = XFS_ALLOC_REC_ADDR(mp, XFS_BUF_TO_BLOCK(bp), 1);
arec->ar_startblock = cpu_to_be32(mp->m_ag_prealloc_blocks);
arec->ar_blockcount = cpu_to_be32(
agsize - be32_to_cpu(arec->ar_startblock));
xfs_buf_delwri_queue(bp, buffer_list);
xfs_buf_relse(bp);
/*
* CNT btree root block
*/
bp = xfs_growfs_get_hdr_buf(mp,
XFS_AGB_TO_DADDR(mp, agno, XFS_CNT_BLOCK(mp)),
BTOBB(mp->m_sb.sb_blocksize), 0,
&xfs_allocbt_buf_ops);
if (!bp) {
error = -ENOMEM;
/* AG freelist header block */
id->daddr = XFS_AG_DADDR(mp, id->agno, XFS_AGFL_DADDR(mp));
id->numblks = XFS_FSS_TO_BB(mp, 1);
error = xfs_growfs_init_aghdr(mp, id, xfs_agflblock_init,
&xfs_agfl_buf_ops);
if (error)
goto out_error;
}
xfs_btree_init_block(mp, bp, XFS_BTNUM_CNT, 0, 1, agno, 0);
/* AG inode header block */
id->daddr = XFS_AG_DADDR(mp, id->agno, XFS_AGI_DADDR(mp));
id->numblks = XFS_FSS_TO_BB(mp, 1);
error = xfs_growfs_init_aghdr(mp, id, xfs_agiblock_init,
&xfs_agi_buf_ops);
if (error)
goto out_error;
arec = XFS_ALLOC_REC_ADDR(mp, XFS_BUF_TO_BLOCK(bp), 1);
arec->ar_startblock = cpu_to_be32(mp->m_ag_prealloc_blocks);
arec->ar_blockcount = cpu_to_be32(
agsize - be32_to_cpu(arec->ar_startblock));
*nfree += be32_to_cpu(arec->ar_blockcount);
xfs_buf_delwri_queue(bp, buffer_list);
xfs_buf_relse(bp);
/* BNO btree root block */
id->daddr = XFS_AGB_TO_DADDR(mp, id->agno, XFS_BNO_BLOCK(mp));
id->numblks = BTOBB(mp->m_sb.sb_blocksize);
error = xfs_growfs_init_aghdr(mp, id, xfs_bnoroot_init,
&xfs_allocbt_buf_ops);
if (error)
goto out_error;
/* CNT btree root block */
id->daddr = XFS_AGB_TO_DADDR(mp, id->agno, XFS_CNT_BLOCK(mp));
id->numblks = BTOBB(mp->m_sb.sb_blocksize);
error = xfs_growfs_init_aghdr(mp, id, xfs_cntroot_init,
&xfs_allocbt_buf_ops);
if (error)
goto out_error;
/* RMAP btree root block */
if (xfs_sb_version_hasrmapbt(&mp->m_sb)) {
struct xfs_rmap_rec *rrec;
struct xfs_btree_block *block;
bp = xfs_growfs_get_hdr_buf(mp,
XFS_AGB_TO_DADDR(mp, agno, XFS_RMAP_BLOCK(mp)),
BTOBB(mp->m_sb.sb_blocksize), 0,
&xfs_rmapbt_buf_ops);
if (!bp) {
error = -ENOMEM;
id->daddr = XFS_AGB_TO_DADDR(mp, id->agno, XFS_RMAP_BLOCK(mp));
id->numblks = BTOBB(mp->m_sb.sb_blocksize);
error = xfs_growfs_init_aghdr(mp, id, xfs_rmaproot_init,
&xfs_rmapbt_buf_ops);
if (error)
goto out_error;
}
xfs_btree_init_block(mp, bp, XFS_BTNUM_RMAP, 0, 0,
agno, 0);
block = XFS_BUF_TO_BLOCK(bp);
/*
* mark the AG header regions as static metadata The BNO
* btree block is the first block after the headers, so
* it's location defines the size of region the static
* metadata consumes.
*
* Note: unlike mkfs, we never have to account for log
* space when growing the data regions
*/
rrec = XFS_RMAP_REC_ADDR(block, 1);
rrec->rm_startblock = 0;
rrec->rm_blockcount = cpu_to_be32(XFS_BNO_BLOCK(mp));
rrec->rm_owner = cpu_to_be64(XFS_RMAP_OWN_FS);
rrec->rm_offset = 0;
be16_add_cpu(&block->bb_numrecs, 1);
/* account freespace btree root blocks */
rrec = XFS_RMAP_REC_ADDR(block, 2);
rrec->rm_startblock = cpu_to_be32(XFS_BNO_BLOCK(mp));
rrec->rm_blockcount = cpu_to_be32(2);
rrec->rm_owner = cpu_to_be64(XFS_RMAP_OWN_AG);
rrec->rm_offset = 0;
be16_add_cpu(&block->bb_numrecs, 1);
/* account inode btree root blocks */
rrec = XFS_RMAP_REC_ADDR(block, 3);
rrec->rm_startblock = cpu_to_be32(XFS_IBT_BLOCK(mp));
rrec->rm_blockcount = cpu_to_be32(XFS_RMAP_BLOCK(mp) -
XFS_IBT_BLOCK(mp));
rrec->rm_owner = cpu_to_be64(XFS_RMAP_OWN_INOBT);
rrec->rm_offset = 0;
be16_add_cpu(&block->bb_numrecs, 1);
/* account for rmap btree root */
rrec = XFS_RMAP_REC_ADDR(block, 4);
rrec->rm_startblock = cpu_to_be32(XFS_RMAP_BLOCK(mp));
rrec->rm_blockcount = cpu_to_be32(1);
rrec->rm_owner = cpu_to_be64(XFS_RMAP_OWN_AG);
rrec->rm_offset = 0;
be16_add_cpu(&block->bb_numrecs, 1);
/* account for refc btree root */
if (xfs_sb_version_hasreflink(&mp->m_sb)) {
rrec = XFS_RMAP_REC_ADDR(block, 5);
rrec->rm_startblock = cpu_to_be32(xfs_refc_block(mp));
rrec->rm_blockcount = cpu_to_be32(1);
rrec->rm_owner = cpu_to_be64(XFS_RMAP_OWN_REFC);
rrec->rm_offset = 0;
be16_add_cpu(&block->bb_numrecs, 1);
}
xfs_buf_delwri_queue(bp, buffer_list);
xfs_buf_relse(bp);
}
/*
* INO btree root block
*/
bp = xfs_growfs_get_hdr_buf(mp,
XFS_AGB_TO_DADDR(mp, agno, XFS_IBT_BLOCK(mp)),
BTOBB(mp->m_sb.sb_blocksize), 0,
&xfs_inobt_buf_ops);
if (!bp) {
error = -ENOMEM;
/* INO btree root block */
id->daddr = XFS_AGB_TO_DADDR(mp, id->agno, XFS_IBT_BLOCK(mp));
id->numblks = BTOBB(mp->m_sb.sb_blocksize);
id->type = XFS_BTNUM_INO;
error = xfs_growfs_init_aghdr(mp, id, xfs_btroot_init,
&xfs_inobt_buf_ops);
if (error)
goto out_error;
}
xfs_btree_init_block(mp, bp, XFS_BTNUM_INO , 0, 0, agno, 0);
xfs_buf_delwri_queue(bp, buffer_list);
xfs_buf_relse(bp);
/*
* FINO btree root block
*/
if (xfs_sb_version_hasfinobt(&mp->m_sb)) {
bp = xfs_growfs_get_hdr_buf(mp,
XFS_AGB_TO_DADDR(mp, agno, XFS_FIBT_BLOCK(mp)),
BTOBB(mp->m_sb.sb_blocksize), 0,
&xfs_inobt_buf_ops);
if (!bp) {
error = -ENOMEM;
id->daddr = XFS_AGB_TO_DADDR(mp, id->agno, XFS_FIBT_BLOCK(mp));
id->numblks = BTOBB(mp->m_sb.sb_blocksize);
id->type = XFS_BTNUM_FINO;
error = xfs_growfs_init_aghdr(mp, id, xfs_btroot_init,
&xfs_inobt_buf_ops);
if (error)
goto out_error;
}
xfs_btree_init_block(mp, bp, XFS_BTNUM_FINO, 0, 0, agno, 0);
xfs_buf_delwri_queue(bp, buffer_list);
xfs_buf_relse(bp);
}
/*
* refcount btree root block
*/
if (xfs_sb_version_hasreflink(&mp->m_sb)) {
bp = xfs_growfs_get_hdr_buf(mp,
XFS_AGB_TO_DADDR(mp, agno, xfs_refc_block(mp)),
BTOBB(mp->m_sb.sb_blocksize), 0,
&xfs_refcountbt_buf_ops);
if (!bp) {
error = -ENOMEM;
id->daddr = XFS_AGB_TO_DADDR(mp, id->agno, xfs_refc_block(mp));
id->numblks = BTOBB(mp->m_sb.sb_blocksize);
id->type = XFS_BTNUM_REFC;
error = xfs_growfs_init_aghdr(mp, id, xfs_btroot_init,
&xfs_refcountbt_buf_ops);
if (error)
goto out_error;
}
xfs_btree_init_block(mp, bp, XFS_BTNUM_REFC, 0, 0, agno, 0);
xfs_buf_delwri_queue(bp, buffer_list);
xfs_buf_relse(bp);
}
out_error:
@ -384,7 +421,6 @@ xfs_growfs_data_private(
xfs_agf_t *agf;
xfs_agi_t *agi;
xfs_agnumber_t agno;
xfs_extlen_t agsize;
xfs_buf_t *bp;
int dpct;
int error, saved_error = 0;
@ -392,11 +428,11 @@ xfs_growfs_data_private(
xfs_agnumber_t nagimax = 0;
xfs_rfsblock_t nb, nb_mod;
xfs_rfsblock_t new;
xfs_rfsblock_t nfree;
xfs_agnumber_t oagcount;
int pct;
xfs_trans_t *tp;
LIST_HEAD (buffer_list);
struct aghdr_init_data id = {};
nb = in->newblocks;
pct = in->imaxpct;
@ -448,27 +484,28 @@ xfs_growfs_data_private(
* list to write, we can cancel the entire list without having written
* anything.
*/
nfree = 0;
for (agno = nagcount - 1; agno >= oagcount; agno--, new -= agsize) {
INIT_LIST_HEAD(&id.buffer_list);
for (id.agno = nagcount - 1;
id.agno >= oagcount;
id.agno--, new -= id.agsize) {
if (agno == nagcount - 1)
agsize = nb -
(agno * (xfs_rfsblock_t)mp->m_sb.sb_agblocks);
if (id.agno == nagcount - 1)
id.agsize = nb -
(id.agno * (xfs_rfsblock_t)mp->m_sb.sb_agblocks);
else
agsize = mp->m_sb.sb_agblocks;
id.agsize = mp->m_sb.sb_agblocks;
error = xfs_grow_ag_headers(mp, agno, agsize, &nfree,
&buffer_list);
error = xfs_grow_ag_headers(mp, &id);
if (error) {
xfs_buf_delwri_cancel(&buffer_list);
xfs_buf_delwri_cancel(&id.buffer_list);
goto error0;
}
}
error = xfs_buf_delwri_submit(&buffer_list);
error = xfs_buf_delwri_submit(&id.buffer_list);
if (error)
goto error0;
xfs_trans_agblocks_delta(tp, nfree);
xfs_trans_agblocks_delta(tp, id.nfree);
/*
* There are new blocks in the old last a.g.
@ -479,7 +516,7 @@ xfs_growfs_data_private(
/*
* Change the agi length.
*/
error = xfs_ialloc_read_agi(mp, tp, agno, &bp);
error = xfs_ialloc_read_agi(mp, tp, id.agno, &bp);
if (error) {
goto error0;
}
@ -492,7 +529,7 @@ xfs_growfs_data_private(
/*
* Change agf length.
*/
error = xfs_alloc_read_agf(mp, tp, agno, 0, &bp);
error = xfs_alloc_read_agf(mp, tp, id.agno, 0, &bp);
if (error) {
goto error0;
}
@ -511,13 +548,13 @@ xfs_growfs_data_private(
* this doesn't actually exist in the rmap btree.
*/
xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_NULL);
error = xfs_rmap_free(tp, bp, agno,
error = xfs_rmap_free(tp, bp, id.agno,
be32_to_cpu(agf->agf_length) - new,
new, &oinfo);
if (error)
goto error0;
error = xfs_free_extent(tp,
XFS_AGB_TO_FSB(mp, agno,
XFS_AGB_TO_FSB(mp, id.agno,
be32_to_cpu(agf->agf_length) - new),
new, &oinfo, XFS_AG_RESV_NONE);
if (error)
@ -534,8 +571,8 @@ xfs_growfs_data_private(
if (nb > mp->m_sb.sb_dblocks)
xfs_trans_mod_sb(tp, XFS_TRANS_SB_DBLOCKS,
nb - mp->m_sb.sb_dblocks);
if (nfree)
xfs_trans_mod_sb(tp, XFS_TRANS_SB_FDBLOCKS, nfree);
if (id.nfree)
xfs_trans_mod_sb(tp, XFS_TRANS_SB_FDBLOCKS, id.nfree);
if (dpct)
xfs_trans_mod_sb(tp, XFS_TRANS_SB_IMAXPCT, dpct);
xfs_trans_set_sync(tp);
@ -562,7 +599,7 @@ xfs_growfs_data_private(
if (new) {
struct xfs_perag *pag;
pag = xfs_perag_get(mp, agno);
pag = xfs_perag_get(mp, id.agno);
error = xfs_ag_resv_free(pag);
xfs_perag_put(pag);
if (error)