push_cur();
rblock = (xfs_bmdr_block_t *)XFS_DFORK_PTR(dip, whichfork);
fsize = XFS_DFORK_SIZE(dip, mp, whichfork);
- pp = XFS_BMDR_PTR_ADDR(rblock, 1, libxfs_bmdr_maxrecs(fsize, 0));
- kp = XFS_BMDR_KEY_ADDR(rblock, 1);
+ pp = xfs_bmdr_ptr_addr(rblock, 1, libxfs_bmdr_maxrecs(fsize, 0));
+ kp = xfs_bmdr_key_addr(rblock, 1);
bno = select_child(curoffset, kp, pp,
be16_to_cpu(rblock->bb_numrecs));
for (;;) {
block = (struct xfs_btree_block *)iocur_top->data;
if (be16_to_cpu(block->bb_level) == 0)
break;
- pp = XFS_BMBT_PTR_ADDR(mp, block, 1,
+ pp = xfs_bmbt_ptr_addr(mp, block, 1,
libxfs_bmbt_maxrecs(mp, mp->m_sb.sb_blocksize, 0));
- kp = XFS_BMBT_KEY_ADDR(mp, block, 1);
+ kp = xfs_bmbt_key_addr(mp, block, 1);
bno = select_child(curoffset, kp, pp,
be16_to_cpu(block->bb_numrecs));
}
nextbno = be64_to_cpu(block->bb_u.l.bb_rightsib);
nextents = be16_to_cpu(block->bb_numrecs);
xp = (xfs_bmbt_rec_t *)
- XFS_BMBT_REC_ADDR(mp, block, 1);
+ xfs_bmbt_rec_addr(mp, block, 1);
for (ep = xp; ep < &xp[nextents] && n < nex; ep++) {
if (!bmap_one_extent(ep, &curoffset, eoffset,
&n, bep)) {
unsigned int nr_this_level,
void *priv)
{
- return XFS_BMAP_BROOT_SPACE_CALC(cur->bc_mp, nr_this_level);
+ return xfs_bmap_broot_space_calc(cur->bc_mp, nr_this_level);
}
static int
block = (xfs_bmdr_block_t *)((char *)obj + byteize(startoff));
ASSERT(dip->di_forkoff != 0 && (char *)block == XFS_DFORK_APTR(dip));
ASSERT(be16_to_cpu(block->bb_level) > 0);
- kp = XFS_BMDR_KEY_ADDR(block, idx);
+ kp = xfs_bmdr_key_addr(block, idx);
return bitize((int)((char *)kp - (char *)block));
}
block = (xfs_bmdr_block_t *)((char *)obj + byteize(startoff));
ASSERT(dip->di_forkoff != 0 && (char *)block == XFS_DFORK_APTR(dip));
ASSERT(be16_to_cpu(block->bb_level) > 0);
- pp = XFS_BMDR_PTR_ADDR(block, idx,
+ pp = xfs_bmdr_ptr_addr(block, idx,
libxfs_bmdr_maxrecs(XFS_DFORK_ASIZE(dip, mp), 0));
return bitize((int)((char *)pp - (char *)block));
}
ASSERT(obj == iocur_top->data);
block = (xfs_bmdr_block_t *)((char *)obj + byteize(startoff));
ASSERT(be16_to_cpu(block->bb_level) > 0);
- kp = XFS_BMDR_KEY_ADDR(block, idx);
+ kp = xfs_bmdr_key_addr(block, idx);
return bitize((int)((char *)kp - (char *)block));
}
dip = obj;
block = (xfs_bmdr_block_t *)((char *)obj + byteize(startoff));
ASSERT(be16_to_cpu(block->bb_level) > 0);
- pp = XFS_BMDR_PTR_ADDR(block, idx,
+ pp = xfs_bmdr_ptr_addr(block, idx,
libxfs_bmdr_maxrecs(XFS_DFORK_DSIZE(dip, mp), 0));
return bitize((int)((char *)pp - (char *)block));
}
return;
}
if (be16_to_cpu(dib->bb_level) == 0) {
- xfs_bmbt_rec_t *rp = XFS_BMDR_REC_ADDR(dib, 1);
+ xfs_bmbt_rec_t *rp = xfs_bmdr_rec_addr(dib, 1);
process_bmbt_reclist(rp, be16_to_cpu(dib->bb_numrecs), type,
id, totd, blkmapp);
*nex += be16_to_cpu(dib->bb_numrecs);
return;
} else {
- pp = XFS_BMDR_PTR_ADDR(dib, 1, libxfs_bmdr_maxrecs(
+ pp = xfs_bmdr_ptr_addr(dib, 1, libxfs_bmdr_maxrecs(
XFS_DFORK_SIZE(dip, mp, whichfork), 0));
for (i = 0; i < be16_to_cpu(dib->bb_numrecs); i++)
scan_lbtree(get_unaligned_be64(&pp[i]),
error++;
return;
}
- rp = XFS_BMBT_REC_ADDR(mp, block, 1);
+ rp = xfs_bmbt_rec_addr(mp, block, 1);
*nex += be16_to_cpu(block->bb_numrecs);
process_bmbt_reclist(rp, be16_to_cpu(block->bb_numrecs), type, id, totd,
blkmapp);
error++;
return;
}
- pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[0]);
+ pp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[0]);
for (i = 0; i < be16_to_cpu(block->bb_numrecs); i++)
scan_lbtree(be64_to_cpu(pp[i]), level, scanfunc_bmap, type, id,
totd, toti, nex, blkmapp, 0, btype);
dib = (xfs_bmdr_block_t *)XFS_DFORK_PTR(dip, whichfork);
if (be16_to_cpu(dib->bb_level) == 0) {
- xfs_bmbt_rec_t *rp = XFS_BMDR_REC_ADDR(dib, 1);
+ xfs_bmbt_rec_t *rp = xfs_bmdr_rec_addr(dib, 1);
process_bmbt_reclist(rp, be16_to_cpu(dib->bb_numrecs), extmapp);
return;
}
- pp = XFS_BMDR_PTR_ADDR(dib, 1,
+ pp = xfs_bmdr_ptr_addr(dib, 1,
libxfs_bmdr_maxrecs(XFS_DFORK_SIZE(dip, mp, whichfork), 0));
for (i = 0; i < be16_to_cpu(dib->bb_numrecs); i++)
scan_lbtree(get_unaligned_be64(&pp[i]),
nrecs, typtab[btype].name);
return;
}
- rp = XFS_BMBT_REC_ADDR(mp, block, 1);
+ rp = xfs_bmbt_rec_addr(mp, block, 1);
process_bmbt_reclist(rp, nrecs, extmapp);
return;
}
nrecs, typtab[btype].name);
return;
}
- pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[0]);
+ pp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[0]);
for (i = 0; i < nrecs; i++)
scan_lbtree(be64_to_cpu(pp[i]), level, scanfunc_bmap, extmapp,
btype);
if (nrecs > mp->m_bmap_dmxr[1])
return;
- bkp = XFS_BMBT_KEY_ADDR(mp, block, 1);
- bpp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[1]);
+ bkp = xfs_bmbt_key_addr(mp, block, 1);
+ bpp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[1]);
zp1 = (char *)&bkp[nrecs];
zp2 = (char *)&bpp[nrecs];
key_end = (char *)bpp;
if (nrecs > mp->m_bmap_dmxr[0])
return;
- brp = XFS_BMBT_REC_ADDR(mp, block, 1);
+ brp = xfs_bmbt_rec_addr(mp, block, 1);
zp = (char *)&brp[nrecs];
break;
case TYP_INOBT:
typtab[btype].name, agno, agbno);
return 1;
}
- return process_bmbt_reclist(XFS_BMBT_REC_ADDR(mp, block, 1),
+ return process_bmbt_reclist(xfs_bmbt_rec_addr(mp, block, 1),
nrecs, *(typnm_t*)arg);
}
nrecs, typtab[btype].name, agno, agbno);
return 1;
}
- pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[1]);
+ pp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[1]);
for (i = 0; i < nrecs; i++) {
xfs_agnumber_t ag;
xfs_agblock_t bno;
}
if (level == 0) {
- return process_bmbt_reclist(XFS_BMDR_REC_ADDR(dib, 1),
+ return process_bmbt_reclist(xfs_bmdr_rec_addr(dib, 1),
nrecs, itype);
}
return 1;
}
- pp = XFS_BMDR_PTR_ADDR(dib, 1, maxrecs);
+ pp = xfs_bmdr_ptr_addr(dib, 1, maxrecs);
if (metadump.zero_stale_data) {
char *top;
/* Unused btree key space */
- top = (char*)XFS_BMDR_KEY_ADDR(dib, nrecs + 1);
+ top = (char*)xfs_bmdr_key_addr(dib, nrecs + 1);
memset(top, 0, (char*)pp - top);
/* Unused btree ptr space */
*/
if (!dp->i_forkoff && dp->i_df.if_bytes >
xfs_default_attroffset(dp))
- dsize = XFS_BMDR_SPACE_CALC(MINDBTPTRS);
+ dsize = xfs_bmdr_space_calc(MINDBTPTRS);
break;
case XFS_DINODE_FMT_BTREE:
/*
return 0;
return dp->i_forkoff;
}
- dsize = XFS_BMAP_BROOT_SPACE(mp, dp->i_df.if_broot);
+ dsize = xfs_bmap_bmdr_space(dp->i_df.if_broot);
break;
}
* A data fork btree root must have space for at least
* MINDBTPTRS key/ptr pairs if the data fork is small or empty.
*/
- minforkoff = max_t(int64_t, dsize, XFS_BMDR_SPACE_CALC(MINDBTPTRS));
+ minforkoff = max_t(int64_t, dsize, xfs_bmdr_space_calc(MINDBTPTRS));
minforkoff = roundup(minforkoff, 8) >> 3;
/* attr fork btree root can have at least this many key/ptr pairs */
- maxforkoff = XFS_LITINO(mp) - XFS_BMDR_SPACE_CALC(MINABTPTRS);
+ maxforkoff = XFS_LITINO(mp) - xfs_bmdr_space_calc(MINABTPTRS);
maxforkoff = maxforkoff >> 3; /* rounded down */
if (offset >= maxforkoff)
maxleafents = xfs_iext_max_nextents(xfs_has_large_extent_counts(mp),
whichfork);
if (whichfork == XFS_DATA_FORK)
- sz = XFS_BMDR_SPACE_CALC(MINDBTPTRS);
+ sz = xfs_bmdr_space_calc(MINDBTPTRS);
else
- sz = XFS_BMDR_SPACE_CALC(MINABTPTRS);
+ sz = xfs_bmdr_space_calc(MINABTPTRS);
maxrootrecs = xfs_bmdr_maxrecs(sz, 0);
minleafrecs = mp->m_bmap_dmnr[0];
struct xfs_mount *mp)
{
if (mp->m_sb.sb_inodesize == 256)
- return XFS_LITINO(mp) - XFS_BMDR_SPACE_CALC(MINABTPTRS);
- return XFS_BMDR_SPACE_CALC(6 * MINABTPTRS);
+ return XFS_LITINO(mp) - xfs_bmdr_space_calc(MINABTPTRS);
+ return xfs_bmdr_space_calc(6 * MINABTPTRS);
}
STATIC int /* error */
prevp = NULL;
for( i = 1; i <= xfs_btree_get_numrecs(block); i++) {
dmxr = mp->m_bmap_dmxr[0];
- keyp = XFS_BMBT_KEY_ADDR(mp, block, i);
+ keyp = xfs_bmbt_key_addr(mp, block, i);
if (prevp) {
ASSERT(be64_to_cpu(prevp->br_startoff) <
* Compare the block numbers to see if there are dups.
*/
if (root)
- pp = XFS_BMAP_BROOT_PTR_ADDR(mp, block, i, sz);
+ pp = xfs_bmap_broot_ptr_addr(mp, block, i, sz);
else
- pp = XFS_BMBT_PTR_ADDR(mp, block, i, dmxr);
+ pp = xfs_bmbt_ptr_addr(mp, block, i, dmxr);
for (j = i+1; j <= be16_to_cpu(block->bb_numrecs); j++) {
if (root)
- thispa = XFS_BMAP_BROOT_PTR_ADDR(mp, block, j, sz);
+ thispa = xfs_bmap_broot_ptr_addr(mp, block, j, sz);
else
- thispa = XFS_BMBT_PTR_ADDR(mp, block, j, dmxr);
+ thispa = xfs_bmbt_ptr_addr(mp, block, j, dmxr);
if (*thispa == *pp) {
xfs_warn(mp, "%s: thispa(%d) == pp(%d) %lld",
__func__, j, i,
level = be16_to_cpu(block->bb_level);
ASSERT(level > 0);
xfs_check_block(block, mp, 1, ifp->if_broot_bytes);
- pp = XFS_BMAP_BROOT_PTR_ADDR(mp, block, 1, ifp->if_broot_bytes);
+ pp = xfs_bmap_broot_ptr_addr(mp, block, 1, ifp->if_broot_bytes);
bno = be64_to_cpu(*pp);
ASSERT(bno != NULLFSBLOCK);
*/
xfs_check_block(block, mp, 0, 0);
- pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[1]);
+ pp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[1]);
bno = be64_to_cpu(*pp);
if (XFS_IS_CORRUPT(mp, !xfs_verify_fsbno(mp, bno))) {
xfs_btree_mark_sick(cur);
* conform with the first entry in this one.
*/
- ep = XFS_BMBT_REC_ADDR(mp, block, 1);
+ ep = xfs_bmbt_rec_addr(mp, block, 1);
if (i) {
ASSERT(xfs_bmbt_disk_get_startoff(&last) +
xfs_bmbt_disk_get_blockcount(&last) <=
xfs_bmbt_disk_get_startoff(ep));
}
for (j = 1; j < num_recs; j++) {
- nextp = XFS_BMBT_REC_ADDR(mp, block, j + 1);
+ nextp = xfs_bmbt_rec_addr(mp, block, j + 1);
ASSERT(xfs_bmbt_disk_get_startoff(ep) +
xfs_bmbt_disk_get_blockcount(ep) <=
xfs_bmbt_disk_get_startoff(nextp));
ASSERT(be16_to_cpu(rblock->bb_numrecs) == 1);
ASSERT(xfs_bmbt_maxrecs(mp, ifp->if_broot_bytes, 0) == 1);
- pp = XFS_BMAP_BROOT_PTR_ADDR(mp, rblock, 1, ifp->if_broot_bytes);
+ pp = xfs_bmap_broot_ptr_addr(mp, rblock, 1, ifp->if_broot_bytes);
cbno = be64_to_cpu(*pp);
#ifdef DEBUG
if (XFS_IS_CORRUPT(cur->bc_mp, !xfs_verify_fsbno(mp, cbno))) {
for_each_xfs_iext(ifp, &icur, &rec) {
if (isnullstartblock(rec.br_startblock))
continue;
- arp = XFS_BMBT_REC_ADDR(mp, ablock, 1 + cnt);
+ arp = xfs_bmbt_rec_addr(mp, ablock, 1 + cnt);
xfs_bmbt_disk_set_all(arp, &rec);
cnt++;
}
/*
* Fill in the root key and pointer.
*/
- kp = XFS_BMBT_KEY_ADDR(mp, block, 1);
- arp = XFS_BMBT_REC_ADDR(mp, ablock, 1);
+ kp = xfs_bmbt_key_addr(mp, block, 1);
+ arp = xfs_bmbt_rec_addr(mp, ablock, 1);
kp->br_startoff = cpu_to_be64(xfs_bmbt_disk_get_startoff(arp));
- pp = XFS_BMBT_PTR_ADDR(mp, block, 1, xfs_bmbt_get_maxrecs(cur,
+ pp = xfs_bmbt_ptr_addr(mp, block, 1, xfs_bmbt_get_maxrecs(cur,
be16_to_cpu(block->bb_level)));
*pp = cpu_to_be64(args.fsbno);
mp = ip->i_mount;
- if (XFS_BMAP_BMDR_SPACE(block) <= xfs_inode_data_fork_size(ip))
+ if (xfs_bmap_bmdr_space(block) <= xfs_inode_data_fork_size(ip))
*flags |= XFS_ILOG_DBROOT;
else {
cur = xfs_bmbt_init_cursor(mp, tp, ip, XFS_DATA_FORK);
}
/* Copy records into the incore cache. */
- frp = XFS_BMBT_REC_ADDR(mp, block, 1);
+ frp = xfs_bmbt_rec_addr(mp, block, 1);
for (j = 0; j < num_recs; j++, frp++, ir->loaded++) {
struct xfs_bmbt_irec new;
xfs_failaddr_t fa;
ASSERT(be16_to_cpu(rblock->bb_level) > 0);
rblock->bb_numrecs = dblock->bb_numrecs;
dmxr = xfs_bmdr_maxrecs(dblocklen, 0);
- fkp = XFS_BMDR_KEY_ADDR(dblock, 1);
- tkp = XFS_BMBT_KEY_ADDR(mp, rblock, 1);
- fpp = XFS_BMDR_PTR_ADDR(dblock, 1, dmxr);
- tpp = XFS_BMAP_BROOT_PTR_ADDR(mp, rblock, 1, rblocklen);
+ fkp = xfs_bmdr_key_addr(dblock, 1);
+ tkp = xfs_bmbt_key_addr(mp, rblock, 1);
+ fpp = xfs_bmdr_ptr_addr(dblock, 1, dmxr);
+ tpp = xfs_bmap_broot_ptr_addr(mp, rblock, 1, rblocklen);
dmxr = be16_to_cpu(dblock->bb_numrecs);
memcpy(tkp, fkp, sizeof(*fkp) * dmxr);
memcpy(tpp, fpp, sizeof(*fpp) * dmxr);
dblock->bb_level = rblock->bb_level;
dblock->bb_numrecs = rblock->bb_numrecs;
dmxr = xfs_bmdr_maxrecs(dblocklen, 0);
- fkp = XFS_BMBT_KEY_ADDR(mp, rblock, 1);
- tkp = XFS_BMDR_KEY_ADDR(dblock, 1);
- fpp = XFS_BMAP_BROOT_PTR_ADDR(mp, rblock, 1, rblocklen);
- tpp = XFS_BMDR_PTR_ADDR(dblock, 1, dmxr);
+ fkp = xfs_bmbt_key_addr(mp, rblock, 1);
+ tkp = xfs_bmdr_key_addr(dblock, 1);
+ fpp = xfs_bmap_broot_ptr_addr(mp, rblock, 1, rblocklen);
+ tpp = xfs_bmdr_ptr_addr(dblock, 1, dmxr);
dmxr = be16_to_cpu(dblock->bb_numrecs);
memcpy(tkp, fkp, sizeof(*fkp) * dmxr);
memcpy(tpp, fpp, sizeof(*fpp) * dmxr);
int blocklen,
int leaf)
{
- blocklen -= XFS_BMBT_BLOCK_LEN(mp);
+ blocklen -= xfs_bmbt_block_len(mp);
return xfs_bmbt_block_maxrecs(blocklen, leaf);
}
struct xfs_trans;
struct xbtree_ifakeroot;
-/*
- * Btree block header size depends on a superblock flag.
- */
-#define XFS_BMBT_BLOCK_LEN(mp) \
- (xfs_has_crc(((mp))) ? \
- XFS_BTREE_LBLOCK_CRC_LEN : XFS_BTREE_LBLOCK_LEN)
-
-#define XFS_BMBT_REC_ADDR(mp, block, index) \
- ((xfs_bmbt_rec_t *) \
- ((char *)(block) + \
- XFS_BMBT_BLOCK_LEN(mp) + \
- ((index) - 1) * sizeof(xfs_bmbt_rec_t)))
-
-#define XFS_BMBT_KEY_ADDR(mp, block, index) \
- ((xfs_bmbt_key_t *) \
- ((char *)(block) + \
- XFS_BMBT_BLOCK_LEN(mp) + \
- ((index) - 1) * sizeof(xfs_bmbt_key_t)))
-
-#define XFS_BMBT_PTR_ADDR(mp, block, index, maxrecs) \
- ((xfs_bmbt_ptr_t *) \
- ((char *)(block) + \
- XFS_BMBT_BLOCK_LEN(mp) + \
- (maxrecs) * sizeof(xfs_bmbt_key_t) + \
- ((index) - 1) * sizeof(xfs_bmbt_ptr_t)))
-
-#define XFS_BMDR_REC_ADDR(block, index) \
- ((xfs_bmdr_rec_t *) \
- ((char *)(block) + \
- sizeof(struct xfs_bmdr_block) + \
- ((index) - 1) * sizeof(xfs_bmdr_rec_t)))
-
-#define XFS_BMDR_KEY_ADDR(block, index) \
- ((xfs_bmdr_key_t *) \
- ((char *)(block) + \
- sizeof(struct xfs_bmdr_block) + \
- ((index) - 1) * sizeof(xfs_bmdr_key_t)))
-
-#define XFS_BMDR_PTR_ADDR(block, index, maxrecs) \
- ((xfs_bmdr_ptr_t *) \
- ((char *)(block) + \
- sizeof(struct xfs_bmdr_block) + \
- (maxrecs) * sizeof(xfs_bmdr_key_t) + \
- ((index) - 1) * sizeof(xfs_bmdr_ptr_t)))
-
-/*
- * These are to be used when we know the size of the block and
- * we don't have a cursor.
- */
-#define XFS_BMAP_BROOT_PTR_ADDR(mp, bb, i, sz) \
- XFS_BMBT_PTR_ADDR(mp, bb, i, xfs_bmbt_maxrecs(mp, sz, 0))
-
-#define XFS_BMAP_BROOT_SPACE_CALC(mp, nrecs) \
- (int)(XFS_BMBT_BLOCK_LEN(mp) + \
- ((nrecs) * (sizeof(xfs_bmbt_key_t) + sizeof(xfs_bmbt_ptr_t))))
-
-#define XFS_BMAP_BROOT_SPACE(mp, bb) \
- (XFS_BMAP_BROOT_SPACE_CALC(mp, be16_to_cpu((bb)->bb_numrecs)))
-#define XFS_BMDR_SPACE_CALC(nrecs) \
- (int)(sizeof(xfs_bmdr_block_t) + \
- ((nrecs) * (sizeof(xfs_bmbt_key_t) + sizeof(xfs_bmbt_ptr_t))))
-#define XFS_BMAP_BMDR_SPACE(bb) \
- (XFS_BMDR_SPACE_CALC(be16_to_cpu((bb)->bb_numrecs)))
-
/*
* Maximum number of bmap btree levels.
*/
void xfs_bmbt_init_block(struct xfs_inode *ip, struct xfs_btree_block *buf,
struct xfs_buf *bp, __u16 level, __u16 numrecs);
+/*
+ * Btree block header size depends on a superblock flag.
+ */
+static inline size_t
+xfs_bmbt_block_len(struct xfs_mount *mp)
+{
+ return xfs_has_crc(mp) ?
+ XFS_BTREE_LBLOCK_CRC_LEN : XFS_BTREE_LBLOCK_LEN;
+}
+
+/* Addresses of key, pointers, and records within an incore bmbt block. */
+
+static inline struct xfs_bmbt_rec *
+xfs_bmbt_rec_addr(
+ struct xfs_mount *mp,
+ struct xfs_btree_block *block,
+ unsigned int index)
+{
+ return (struct xfs_bmbt_rec *)
+ ((char *)block + xfs_bmbt_block_len(mp) +
+ (index - 1) * sizeof(struct xfs_bmbt_rec));
+}
+
+static inline struct xfs_bmbt_key *
+xfs_bmbt_key_addr(
+ struct xfs_mount *mp,
+ struct xfs_btree_block *block,
+ unsigned int index)
+{
+ return (struct xfs_bmbt_key *)
+ ((char *)block + xfs_bmbt_block_len(mp) +
+ (index - 1) * sizeof(struct xfs_bmbt_key *));
+}
+
+static inline xfs_bmbt_ptr_t *
+xfs_bmbt_ptr_addr(
+ struct xfs_mount *mp,
+ struct xfs_btree_block *block,
+ unsigned int index,
+ unsigned int maxrecs)
+{
+ return (xfs_bmbt_ptr_t *)
+ ((char *)block + xfs_bmbt_block_len(mp) +
+ maxrecs * sizeof(struct xfs_bmbt_key) +
+ (index - 1) * sizeof(xfs_bmbt_ptr_t));
+}
+
+/* Addresses of key, pointers, and records within an ondisk bmbt block. */
+
+static inline struct xfs_bmbt_rec *
+xfs_bmdr_rec_addr(
+ struct xfs_bmdr_block *block,
+ unsigned int index)
+{
+ return (struct xfs_bmbt_rec *)
+ ((char *)(block + 1) +
+ (index - 1) * sizeof(struct xfs_bmbt_rec));
+}
+
+static inline struct xfs_bmbt_key *
+xfs_bmdr_key_addr(
+ struct xfs_bmdr_block *block,
+ unsigned int index)
+{
+ return (struct xfs_bmbt_key *)
+ ((char *)(block + 1) +
+ (index - 1) * sizeof(struct xfs_bmbt_key));
+}
+
+static inline xfs_bmbt_ptr_t *
+xfs_bmdr_ptr_addr(
+ struct xfs_bmdr_block *block,
+ unsigned int index,
+ unsigned int maxrecs)
+{
+ return (xfs_bmbt_ptr_t *)
+ ((char *)(block + 1) +
+ maxrecs * sizeof(struct xfs_bmbt_key) +
+ (index - 1) * sizeof(xfs_bmbt_ptr_t));
+}
+
+/*
+ * Address of pointers within the incore btree root.
+ *
+ * These are to be used when we know the size of the block and
+ * we don't have a cursor.
+ */
+static inline xfs_bmbt_ptr_t *
+xfs_bmap_broot_ptr_addr(
+ struct xfs_mount *mp,
+ struct xfs_btree_block *bb,
+ unsigned int i,
+ unsigned int sz)
+{
+ return xfs_bmbt_ptr_addr(mp, bb, i, xfs_bmbt_maxrecs(mp, sz, 0));
+}
+
+/*
+ * Compute the space required for the incore btree root containing the given
+ * number of records.
+ */
+static inline size_t
+xfs_bmap_broot_space_calc(
+ struct xfs_mount *mp,
+ unsigned int nrecs)
+{
+ return xfs_bmbt_block_len(mp) +
+ (nrecs * (sizeof(struct xfs_bmbt_key) + sizeof(xfs_bmbt_ptr_t)));
+}
+
+/*
+ * Compute the space required for the incore btree root given the ondisk
+ * btree root block.
+ */
+static inline size_t
+xfs_bmap_broot_space(
+ struct xfs_mount *mp,
+ struct xfs_bmdr_block *bb)
+{
+ return xfs_bmap_broot_space_calc(mp, be16_to_cpu(bb->bb_numrecs));
+}
+
+/* Compute the space required for the ondisk root block. */
+static inline size_t
+xfs_bmdr_space_calc(unsigned int nrecs)
+{
+ return sizeof(struct xfs_bmdr_block) +
+ (nrecs * (sizeof(struct xfs_bmbt_key) + sizeof(xfs_bmbt_ptr_t)));
+}
+
+/*
+ * Compute the space required for the ondisk root block given an incore root
+ * block.
+ */
+static inline size_t
+xfs_bmap_bmdr_space(struct xfs_btree_block *bb)
+{
+ return xfs_bmdr_space_calc(be16_to_cpu(bb->bb_numrecs));
+}
+
#endif /* __XFS_BMAP_BTREE_H__ */
ifp = xfs_ifork_ptr(ip, whichfork);
dfp = (xfs_bmdr_block_t *)XFS_DFORK_PTR(dip, whichfork);
- size = XFS_BMAP_BROOT_SPACE(mp, dfp);
+ size = xfs_bmap_broot_space(mp, dfp);
nrecs = be16_to_cpu(dfp->bb_numrecs);
level = be16_to_cpu(dfp->bb_level);
*/
if (unlikely(ifp->if_nextents <= XFS_IFORK_MAXEXT(ip, whichfork) ||
nrecs == 0 ||
- XFS_BMDR_SPACE_CALC(nrecs) >
+ xfs_bmdr_space_calc(nrecs) >
XFS_DFORK_SIZE(dip, mp, whichfork) ||
ifp->if_nextents > ip->i_nblocks) ||
level == 0 || level > XFS_BM_MAXLEVELS(mp, whichfork)) {
* allocate it now and get out.
*/
if (ifp->if_broot_bytes == 0) {
- new_size = XFS_BMAP_BROOT_SPACE_CALC(mp, rec_diff);
+ new_size = xfs_bmap_broot_space_calc(mp, rec_diff);
ifp->if_broot = kmalloc(new_size,
GFP_KERNEL | __GFP_NOFAIL);
ifp->if_broot_bytes = (int)new_size;
*/
cur_max = xfs_bmbt_maxrecs(mp, ifp->if_broot_bytes, 0);
new_max = cur_max + rec_diff;
- new_size = XFS_BMAP_BROOT_SPACE_CALC(mp, new_max);
+ new_size = xfs_bmap_broot_space_calc(mp, new_max);
ifp->if_broot = krealloc(ifp->if_broot, new_size,
GFP_KERNEL | __GFP_NOFAIL);
- op = (char *)XFS_BMAP_BROOT_PTR_ADDR(mp, ifp->if_broot, 1,
+ op = (char *)xfs_bmap_broot_ptr_addr(mp, ifp->if_broot, 1,
ifp->if_broot_bytes);
- np = (char *)XFS_BMAP_BROOT_PTR_ADDR(mp, ifp->if_broot, 1,
+ np = (char *)xfs_bmap_broot_ptr_addr(mp, ifp->if_broot, 1,
(int)new_size);
ifp->if_broot_bytes = (int)new_size;
- ASSERT(XFS_BMAP_BMDR_SPACE(ifp->if_broot) <=
+ ASSERT(xfs_bmap_bmdr_space(ifp->if_broot) <=
xfs_inode_fork_size(ip, whichfork));
memmove(np, op, cur_max * (uint)sizeof(xfs_fsblock_t));
return;
new_max = cur_max + rec_diff;
ASSERT(new_max >= 0);
if (new_max > 0)
- new_size = XFS_BMAP_BROOT_SPACE_CALC(mp, new_max);
+ new_size = xfs_bmap_broot_space_calc(mp, new_max);
else
new_size = 0;
if (new_size > 0) {
* First copy over the btree block header.
*/
memcpy(new_broot, ifp->if_broot,
- XFS_BMBT_BLOCK_LEN(ip->i_mount));
+ xfs_bmbt_block_len(ip->i_mount));
} else {
new_broot = NULL;
}
/*
* First copy the keys.
*/
- op = (char *)XFS_BMBT_KEY_ADDR(mp, ifp->if_broot, 1);
- np = (char *)XFS_BMBT_KEY_ADDR(mp, new_broot, 1);
+ op = (char *)xfs_bmbt_key_addr(mp, ifp->if_broot, 1);
+ np = (char *)xfs_bmbt_key_addr(mp, new_broot, 1);
memcpy(np, op, new_max * (uint)sizeof(xfs_bmbt_key_t));
/*
* Then copy the pointers.
*/
- op = (char *)XFS_BMAP_BROOT_PTR_ADDR(mp, ifp->if_broot, 1,
+ op = (char *)xfs_bmap_broot_ptr_addr(mp, ifp->if_broot, 1,
ifp->if_broot_bytes);
- np = (char *)XFS_BMAP_BROOT_PTR_ADDR(mp, new_broot, 1,
+ np = (char *)xfs_bmap_broot_ptr_addr(mp, new_broot, 1,
(int)new_size);
memcpy(np, op, new_max * (uint)sizeof(xfs_fsblock_t));
}
ifp->if_broot = new_broot;
ifp->if_broot_bytes = (int)new_size;
if (ifp->if_broot)
- ASSERT(XFS_BMAP_BMDR_SPACE(ifp->if_broot) <=
+ ASSERT(xfs_bmap_bmdr_space(ifp->if_broot) <=
xfs_inode_fork_size(ip, whichfork));
return;
}
if ((iip->ili_fields & brootflag[whichfork]) &&
(ifp->if_broot_bytes > 0)) {
ASSERT(ifp->if_broot != NULL);
- ASSERT(XFS_BMAP_BMDR_SPACE(ifp->if_broot) <=
+ ASSERT(xfs_bmap_bmdr_space(ifp->if_broot) <=
xfs_inode_fork_size(ip, whichfork));
xfs_bmbt_to_bmdr(mp, ifp->if_broot, ifp->if_broot_bytes,
(xfs_bmdr_block_t *)cp,
(4 * sizeof(struct xlog_op_header) +
sizeof(struct xfs_inode_log_format) +
mp->m_sb.sb_inodesize +
- 2 * XFS_BMBT_BLOCK_LEN(mp));
+ 2 * xfs_bmbt_block_len(mp));
}
/*
{
ASSERT(level > 0);
- return XFS_BMAP_BROOT_SPACE_CALC(cur->bc_mp, nr_this_level);
+ return xfs_bmap_broot_space_calc(cur->bc_mp, nr_this_level);
}
/* Update the inode counters. */
/*
* use bmdr/dfork_dsize since the root block is in the data fork
*/
- if (XFS_BMDR_SPACE_CALC(numrecs) > XFS_DFORK_SIZE(dip, mp, whichfork)) {
+ if (xfs_bmdr_space_calc(numrecs) > XFS_DFORK_SIZE(dip, mp, whichfork)) {
do_warn(
- _("indicated size of %s btree root (%d bytes) greater than space in "
+ _("indicated size of %s btree root (%zu bytes) greater than space in "
"inode %" PRIu64 " %s fork\n"),
- forkname, XFS_BMDR_SPACE_CALC(numrecs), lino, forkname);
+ forkname, xfs_bmdr_space_calc(numrecs), lino, forkname);
return(1);
}
init_bm_cursor(&cursor, level + 1);
- pp = XFS_BMDR_PTR_ADDR(dib, 1,
+ pp = xfs_bmdr_ptr_addr(dib, 1,
libxfs_bmdr_maxrecs(XFS_DFORK_SIZE(dip, mp, whichfork), 0));
- pkey = XFS_BMDR_KEY_ADDR(dib, 1);
+ pkey = xfs_bmdr_key_addr(dib, 1);
last_key = NULLFILEOFF;
for (i = 0; i < numrecs; i++) {
if (numrecs > mp->m_bmap_dmxr[0] || !isadir)
return 0;
return pf_read_bmbt_reclist(args,
- XFS_BMBT_REC_ADDR(mp, block, 1), numrecs);
+ xfs_bmbt_rec_addr(mp, block, 1), numrecs);
}
if (numrecs > mp->m_bmap_dmxr[1])
return 0;
- pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[1]);
+ pp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[1]);
for (i = 0; i < numrecs; i++) {
dbno = get_unaligned_be64(&pp[i]);
/*
* use bmdr/dfork_dsize since the root block is in the data fork
*/
- if (XFS_BMDR_SPACE_CALC(numrecs) > XFS_DFORK_DSIZE(dino, mp))
+ if (xfs_bmdr_space_calc(numrecs) > XFS_DFORK_DSIZE(dino, mp))
return;
dsize = XFS_DFORK_DSIZE(dino, mp);
- pp = XFS_BMDR_PTR_ADDR(dib, 1, libxfs_bmdr_maxrecs(dsize, 0));
+ pp = xfs_bmdr_ptr_addr(dib, 1, libxfs_bmdr_maxrecs(dsize, 0));
for (i = 0; i < numrecs; i++) {
dbno = get_unaligned_be64(&pp[i]);
mp->m_bmap_dmxr[0]);
return(1);
}
- rp = XFS_BMBT_REC_ADDR(mp, block, 1);
+ rp = xfs_bmbt_rec_addr(mp, block, 1);
*nex += numrecs;
/*
* XXX - if we were going to fix up the btree record,
ino, numrecs, mp->m_bmap_dmnr[1], mp->m_bmap_dmxr[1]);
return(1);
}
- pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[1]);
- pkey = XFS_BMBT_KEY_ADDR(mp, block, 1);
+ pp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[1]);
+ pkey = xfs_bmbt_key_addr(mp, block, 1);
last_key = NULLFILEOFF;
projects / thirdparty / xfsprogs-dev.git / commitdiff
