Lines Matching refs:bmp
57 #define BMAP_LOCK_INIT(bmp) mutex_init(&bmp->db_bmaplock) argument
58 #define BMAP_LOCK(bmp) mutex_lock(&bmp->db_bmaplock) argument
59 #define BMAP_UNLOCK(bmp) mutex_unlock(&bmp->db_bmaplock) argument
64 static void dbAllocBits(struct bmap * bmp, struct dmap * dp, s64 blkno,
70 static int dbAdjCtl(struct bmap * bmp, s64 blkno, int newval, int alloc,
72 static int dbAllocAny(struct bmap * bmp, s64 nblocks, int l2nb, s64 * results);
73 static int dbAllocNext(struct bmap * bmp, struct dmap * dp, s64 blkno,
75 static int dbAllocNear(struct bmap * bmp, struct dmap * dp, s64 blkno,
78 static int dbAllocDmap(struct bmap * bmp, struct dmap * dp, s64 blkno,
80 static int dbAllocDmapLev(struct bmap * bmp, struct dmap * dp, int nblocks,
83 static int dbAllocAG(struct bmap * bmp, int agno, s64 nblocks, int l2nb,
85 static int dbAllocCtl(struct bmap * bmp, s64 nblocks, int l2nb, s64 blkno,
89 static int dbFindCtl(struct bmap * bmp, int l2nb, int level, s64 * blkno);
91 static int dbFreeBits(struct bmap * bmp, struct dmap * dp, s64 blkno,
93 static int dbFreeDmap(struct bmap * bmp, struct dmap * dp, s64 blkno,
101 static int dbAllocDmapBU(struct bmap * bmp, struct dmap * dp, s64 blkno,
155 struct bmap *bmp; in dbMount() local
164 bmp = kmalloc(sizeof(struct bmap), GFP_KERNEL); in dbMount()
165 if (bmp == NULL) in dbMount()
173 kfree(bmp); in dbMount()
179 bmp->db_mapsize = le64_to_cpu(dbmp_le->dn_mapsize); in dbMount()
180 bmp->db_nfree = le64_to_cpu(dbmp_le->dn_nfree); in dbMount()
181 bmp->db_l2nbperpage = le32_to_cpu(dbmp_le->dn_l2nbperpage); in dbMount()
182 bmp->db_numag = le32_to_cpu(dbmp_le->dn_numag); in dbMount()
183 if (!bmp->db_numag) { in dbMount()
185 kfree(bmp); in dbMount()
189 bmp->db_maxlevel = le32_to_cpu(dbmp_le->dn_maxlevel); in dbMount()
190 bmp->db_maxag = le32_to_cpu(dbmp_le->dn_maxag); in dbMount()
191 bmp->db_agpref = le32_to_cpu(dbmp_le->dn_agpref); in dbMount()
192 bmp->db_aglevel = le32_to_cpu(dbmp_le->dn_aglevel); in dbMount()
193 bmp->db_agheight = le32_to_cpu(dbmp_le->dn_agheight); in dbMount()
194 bmp->db_agwidth = le32_to_cpu(dbmp_le->dn_agwidth); in dbMount()
195 bmp->db_agstart = le32_to_cpu(dbmp_le->dn_agstart); in dbMount()
196 bmp->db_agl2size = le32_to_cpu(dbmp_le->dn_agl2size); in dbMount()
198 bmp->db_agfree[i] = le64_to_cpu(dbmp_le->dn_agfree[i]); in dbMount()
199 bmp->db_agsize = le64_to_cpu(dbmp_le->dn_agsize); in dbMount()
200 bmp->db_maxfreebud = dbmp_le->dn_maxfreebud; in dbMount()
206 bmp->db_ipbmap = ipbmap; in dbMount()
207 JFS_SBI(ipbmap->i_sb)->bmap = bmp; in dbMount()
209 memset(bmp->db_active, 0, sizeof(bmp->db_active)); in dbMount()
214 BMAP_LOCK_INIT(bmp); in dbMount()
238 struct bmap *bmp = JFS_SBI(ipbmap->i_sb)->bmap; in dbUnmount() local
249 kfree(bmp); in dbUnmount()
260 struct bmap *bmp = JFS_SBI(ipbmap->i_sb)->bmap; in dbSync() local
277 dbmp_le->dn_mapsize = cpu_to_le64(bmp->db_mapsize); in dbSync()
278 dbmp_le->dn_nfree = cpu_to_le64(bmp->db_nfree); in dbSync()
279 dbmp_le->dn_l2nbperpage = cpu_to_le32(bmp->db_l2nbperpage); in dbSync()
280 dbmp_le->dn_numag = cpu_to_le32(bmp->db_numag); in dbSync()
281 dbmp_le->dn_maxlevel = cpu_to_le32(bmp->db_maxlevel); in dbSync()
282 dbmp_le->dn_maxag = cpu_to_le32(bmp->db_maxag); in dbSync()
283 dbmp_le->dn_agpref = cpu_to_le32(bmp->db_agpref); in dbSync()
284 dbmp_le->dn_aglevel = cpu_to_le32(bmp->db_aglevel); in dbSync()
285 dbmp_le->dn_agheight = cpu_to_le32(bmp->db_agheight); in dbSync()
286 dbmp_le->dn_agwidth = cpu_to_le32(bmp->db_agwidth); in dbSync()
287 dbmp_le->dn_agstart = cpu_to_le32(bmp->db_agstart); in dbSync()
288 dbmp_le->dn_agl2size = cpu_to_le32(bmp->db_agl2size); in dbSync()
290 dbmp_le->dn_agfree[i] = cpu_to_le64(bmp->db_agfree[i]); in dbSync()
291 dbmp_le->dn_agsize = cpu_to_le64(bmp->db_agsize); in dbSync()
292 dbmp_le->dn_maxfreebud = bmp->db_maxfreebud; in dbSync()
332 struct bmap *bmp = JFS_SBI(ip->i_sb)->bmap; in dbFree() local
338 if (unlikely((blkno == 0) || (blkno + nblocks > bmp->db_mapsize))) { in dbFree()
365 lblkno = BLKTODMAP(blkno, bmp->db_l2nbperpage); in dbFree()
379 if ((rc = dbFreeDmap(bmp, dp, blkno, nb))) { in dbFree()
424 struct bmap *bmp = JFS_SBI(ipbmap->i_sb)->bmap; in dbUpdatePMap() local
434 if (blkno + nblocks > bmp->db_mapsize) { in dbUpdatePMap()
454 lblkno = BLKTODMAP(blkno, bmp->db_l2nbperpage); in dbUpdatePMap()
460 mp = read_metapage(bmp->db_ipbmap, lblkno, PSIZE, in dbUpdatePMap()
605 struct bmap *bmp = JFS_SBI(ipbmap->i_sb)->bmap; in dbNextAG() local
607 BMAP_LOCK(bmp); in dbNextAG()
610 avgfree = (u32)bmp->db_nfree / bmp->db_numag; in dbNextAG()
616 agpref = bmp->db_agpref; in dbNextAG()
617 if ((atomic_read(&bmp->db_active[agpref]) == 0) && in dbNextAG()
618 (bmp->db_agfree[agpref] >= avgfree)) in dbNextAG()
624 for (i = 0 ; i < bmp->db_numag; i++, agpref++) { in dbNextAG()
625 if (agpref == bmp->db_numag) in dbNextAG()
628 if (atomic_read(&bmp->db_active[agpref])) in dbNextAG()
631 if (bmp->db_agfree[agpref] >= avgfree) { in dbNextAG()
633 bmp->db_agpref = agpref; in dbNextAG()
635 } else if (bmp->db_agfree[agpref] > hwm) { in dbNextAG()
637 hwm = bmp->db_agfree[agpref]; in dbNextAG()
647 bmp->db_agpref = next_best; in dbNextAG()
650 BMAP_UNLOCK(bmp); in dbNextAG()
654 return (bmp->db_agpref); in dbNextAG()
699 struct bmap *bmp; in dbAlloc() local
716 bmp = JFS_SBI(ip->i_sb)->bmap; in dbAlloc()
718 mapSize = bmp->db_mapsize; in dbAlloc()
729 if (l2nb > bmp->db_agl2size) { in dbAlloc()
732 rc = dbAllocAny(bmp, nblocks, l2nb, results); in dbAlloc()
749 if (blkno >= bmp->db_mapsize) in dbAlloc()
752 agno = blkno >> bmp->db_agl2size; in dbAlloc()
758 if ((blkno & (bmp->db_agsize - 1)) == 0) in dbAlloc()
763 if (atomic_read(&bmp->db_active[agno])) in dbAlloc()
776 lblkno = BLKTODMAP(blkno, bmp->db_l2nbperpage); in dbAlloc()
786 if ((rc = dbAllocNext(bmp, dp, blkno, (int) nblocks)) in dbAlloc()
797 writers = atomic_read(&bmp->db_active[agno]); in dbAlloc()
813 dbAllocNear(bmp, dp, blkno, (int) nblocks, l2nb, results)) in dbAlloc()
825 if ((rc = dbAllocDmapLev(bmp, dp, (int) nblocks, l2nb, results)) in dbAlloc()
842 if ((rc = dbAllocAG(bmp, agno, nblocks, l2nb, results)) != -ENOSPC) in dbAlloc()
858 if ((rc = dbAllocAG(bmp, agno, nblocks, l2nb, results)) == -ENOSPC) in dbAlloc()
859 rc = dbAllocAny(bmp, nblocks, l2nb, results); in dbAlloc()
892 struct bmap *bmp = JFS_SBI(ip->i_sb)->bmap; in dbAllocExact() local
906 if (nblocks <= 0 || nblocks > BPERDMAP || blkno >= bmp->db_mapsize) { in dbAllocExact()
911 if (nblocks > ((s64) 1 << bmp->db_maxfreebud)) { in dbAllocExact()
918 lblkno = BLKTODMAP(blkno, bmp->db_l2nbperpage); in dbAllocExact()
927 rc = dbAllocNext(bmp, dp, blkno, nblocks); in dbAllocExact()
1030 struct bmap *bmp; in dbExtend() local
1050 bmp = sbi->bmap; in dbExtend()
1051 if (lastblkno < 0 || lastblkno >= bmp->db_mapsize) { in dbExtend()
1065 if (addnblocks > BPERDMAP || extblkno >= bmp->db_mapsize || in dbExtend()
1066 (extblkno & (bmp->db_agsize - 1)) == 0) { in dbExtend()
1074 lblkno = BLKTODMAP(extblkno, bmp->db_l2nbperpage); in dbExtend()
1086 rc = dbAllocNext(bmp, dp, extblkno, (int) addnblocks); in dbExtend()
1120 static int dbAllocNext(struct bmap * bmp, struct dmap * dp, s64 blkno, in dbAllocNext() argument
1129 jfs_error(bmp->db_ipbmap->i_sb, "Corrupt dmap page\n"); in dbAllocNext()
1220 return (dbAllocDmap(bmp, dp, blkno, nblocks)); in dbAllocNext()
1252 dbAllocNear(struct bmap * bmp, in dbAllocNear() argument
1259 jfs_error(bmp->db_ipbmap->i_sb, "Corrupt dmap page\n"); in dbAllocNear()
1296 if ((rc = dbAllocDmap(bmp, dp, blkno, nblocks)) == 0) in dbAllocNear()
1361 dbAllocAG(struct bmap * bmp, int agno, s64 nblocks, int l2nb, s64 * results) in dbAllocAG() argument
1372 if (l2nb > bmp->db_agl2size) { in dbAllocAG()
1373 jfs_error(bmp->db_ipbmap->i_sb, in dbAllocAG()
1381 blkno = (s64) agno << bmp->db_agl2size; in dbAllocAG()
1400 if (bmp->db_agsize == BPERDMAP in dbAllocAG()
1401 || bmp->db_agfree[agno] == bmp->db_agsize) { in dbAllocAG()
1402 rc = dbAllocCtl(bmp, nblocks, l2nb, blkno, results); in dbAllocAG()
1404 (bmp->db_agfree[agno] == bmp->db_agsize)) { in dbAllocAG()
1408 jfs_error(bmp->db_ipbmap->i_sb, in dbAllocAG()
1417 lblkno = BLKTOCTL(blkno, bmp->db_l2nbperpage, bmp->db_aglevel); in dbAllocAG()
1418 mp = read_metapage(bmp->db_ipbmap, lblkno, PSIZE, 0); in dbAllocAG()
1425 jfs_error(bmp->db_ipbmap->i_sb, "Corrupt dmapctl page\n"); in dbAllocAG()
1438 (1 << (L2LPERCTL - (bmp->db_agheight << 1))) / bmp->db_agwidth; in dbAllocAG()
1439 ti = bmp->db_agstart + bmp->db_agwidth * (agno & (agperlev - 1)); in dbAllocAG()
1447 for (i = 0; i < bmp->db_agwidth; i++, ti++) { in dbAllocAG()
1457 for (k = bmp->db_agheight; k > 0; k--) { in dbAllocAG()
1465 jfs_error(bmp->db_ipbmap->i_sb, in dbAllocAG()
1475 if (bmp->db_aglevel == 2) in dbAllocAG()
1477 else if (bmp->db_aglevel == 1) in dbAllocAG()
1502 dbFindCtl(bmp, l2nb, bmp->db_aglevel - 1, in dbAllocAG()
1505 jfs_error(bmp->db_ipbmap->i_sb, in dbAllocAG()
1515 rc = dbAllocCtl(bmp, nblocks, l2nb, blkno, results); in dbAllocAG()
1517 jfs_error(bmp->db_ipbmap->i_sb, in dbAllocAG()
1559 static int dbAllocAny(struct bmap * bmp, s64 nblocks, int l2nb, s64 * results) in dbAllocAny() argument
1570 if ((rc = dbFindCtl(bmp, l2nb, bmp->db_maxlevel, &blkno))) in dbAllocAny()
1575 rc = dbAllocCtl(bmp, nblocks, l2nb, blkno, results); in dbAllocAny()
1577 jfs_error(bmp->db_ipbmap->i_sb, "unable to allocate blocks\n"); in dbAllocAny()
1617 struct bmap *bmp = JFS_SBI(ip->i_sb)->bmap; in dbDiscardAG() local
1635 nblocks = bmp->db_agfree[agno]; in dbDiscardAG()
1641 jfs_error(bmp->db_ipbmap->i_sb, "no memory for trim array\n"); in dbDiscardAG()
1651 rc = dbAllocAG(bmp, agno, nblocks, l2nb, &blkno); in dbDiscardAG()
1658 if (bmp->db_agfree[agno] == 0) in dbDiscardAG()
1662 nblocks = bmp->db_agfree[agno]; in dbDiscardAG()
1670 jfs_error(bmp->db_ipbmap->i_sb, "-EIO\n"); in dbDiscardAG()
1722 static int dbFindCtl(struct bmap * bmp, int l2nb, int level, s64 * blkno) in dbFindCtl() argument
1739 lblkno = BLKTOCTL(b, bmp->db_l2nbperpage, lev); in dbFindCtl()
1740 mp = read_metapage(bmp->db_ipbmap, lblkno, PSIZE, 0); in dbFindCtl()
1747 jfs_error(bmp->db_ipbmap->i_sb, in dbFindCtl()
1768 jfs_error(bmp->db_ipbmap->i_sb, in dbFindCtl()
1841 dbAllocCtl(struct bmap * bmp, s64 nblocks, int l2nb, s64 blkno, s64 * results) in dbAllocCtl() argument
1853 lblkno = BLKTODMAP(blkno, bmp->db_l2nbperpage); in dbAllocCtl()
1854 mp = read_metapage(bmp->db_ipbmap, lblkno, PSIZE, 0); in dbAllocCtl()
1861 rc = dbAllocDmapLev(bmp, dp, (int) nblocks, l2nb, results); in dbAllocCtl()
1880 lblkno = BLKTODMAP(b, bmp->db_l2nbperpage); in dbAllocCtl()
1881 mp = read_metapage(bmp->db_ipbmap, lblkno, PSIZE, 0); in dbAllocCtl()
1892 jfs_error(bmp->db_ipbmap->i_sb, in dbAllocCtl()
1904 if ((rc = dbAllocDmap(bmp, dp, b, nb))) { in dbAllocCtl()
1933 lblkno = BLKTODMAP(b, bmp->db_l2nbperpage); in dbAllocCtl()
1934 mp = read_metapage(bmp->db_ipbmap, lblkno, PSIZE, 0); in dbAllocCtl()
1939 jfs_error(bmp->db_ipbmap->i_sb, in dbAllocCtl()
1947 if (dbFreeDmap(bmp, dp, b, BPERDMAP)) { in dbAllocCtl()
1952 jfs_error(bmp->db_ipbmap->i_sb, "Block Leakage\n"); in dbAllocCtl()
1992 dbAllocDmapLev(struct bmap * bmp, in dbAllocDmapLev() argument
2021 if ((rc = dbAllocDmap(bmp, dp, blkno, nblocks)) == 0) in dbAllocDmapLev()
2055 static int dbAllocDmap(struct bmap * bmp, struct dmap * dp, s64 blkno, in dbAllocDmap() argument
2067 dbAllocBits(bmp, dp, blkno, nblocks); in dbAllocDmap()
2077 if ((rc = dbAdjCtl(bmp, blkno, dp->tree.stree[ROOT], 1, 0))) in dbAllocDmap()
2078 dbFreeBits(bmp, dp, blkno, nblocks); in dbAllocDmap()
2110 static int dbFreeDmap(struct bmap * bmp, struct dmap * dp, s64 blkno, in dbFreeDmap() argument
2122 rc = dbFreeBits(bmp, dp, blkno, nblocks); in dbFreeDmap()
2132 if ((rc = dbAdjCtl(bmp, blkno, dp->tree.stree[ROOT], 0, 0))) { in dbFreeDmap()
2143 dbAllocBits(bmp, dp, blkno, nblocks); in dbFreeDmap()
2172 static void dbAllocBits(struct bmap * bmp, struct dmap * dp, s64 blkno, in dbAllocBits() argument
2248 jfs_error(bmp->db_ipbmap->i_sb, in dbAllocBits()
2279 BMAP_LOCK(bmp); in dbAllocBits()
2285 agno = blkno >> bmp->db_agl2size; in dbAllocBits()
2286 if (agno > bmp->db_maxag) in dbAllocBits()
2287 bmp->db_maxag = agno; in dbAllocBits()
2290 bmp->db_agfree[agno] -= nblocks; in dbAllocBits()
2291 bmp->db_nfree -= nblocks; in dbAllocBits()
2293 BMAP_UNLOCK(bmp); in dbAllocBits()
2319 static int dbFreeBits(struct bmap * bmp, struct dmap * dp, s64 blkno, in dbFreeBits() argument
2423 BMAP_LOCK(bmp); in dbFreeBits()
2428 agno = blkno >> bmp->db_agl2size; in dbFreeBits()
2429 bmp->db_nfree += nblocks; in dbFreeBits()
2430 bmp->db_agfree[agno] += nblocks; in dbFreeBits()
2437 if ((bmp->db_agfree[agno] == bmp->db_agsize && agno == bmp->db_maxag) || in dbFreeBits()
2438 (agno == bmp->db_numag - 1 && in dbFreeBits()
2439 bmp->db_agfree[agno] == (bmp-> db_mapsize & (BPERDMAP - 1)))) { in dbFreeBits()
2440 while (bmp->db_maxag > 0) { in dbFreeBits()
2441 bmp->db_maxag -= 1; in dbFreeBits()
2442 if (bmp->db_agfree[bmp->db_maxag] != in dbFreeBits()
2443 bmp->db_agsize) in dbFreeBits()
2451 if (bmp->db_agpref > bmp->db_maxag) in dbFreeBits()
2452 bmp->db_agpref = bmp->db_maxag; in dbFreeBits()
2455 BMAP_UNLOCK(bmp); in dbFreeBits()
2503 dbAdjCtl(struct bmap * bmp, s64 blkno, int newval, int alloc, int level) in dbAdjCtl() argument
2515 lblkno = BLKTOCTL(blkno, bmp->db_l2nbperpage, level); in dbAdjCtl()
2516 mp = read_metapage(bmp->db_ipbmap, lblkno, PSIZE, 0); in dbAdjCtl()
2522 jfs_error(bmp->db_ipbmap->i_sb, "Corrupt dmapctl page\n"); in dbAdjCtl()
2582 if (level < bmp->db_maxlevel) { in dbAdjCtl()
2587 dbAdjCtl(bmp, blkno, dcp->stree[ROOT], alloc, in dbAdjCtl()
2620 assert(level == bmp->db_maxlevel); in dbAdjCtl()
2621 if (bmp->db_maxfreebud != oldroot) { in dbAdjCtl()
2622 jfs_error(bmp->db_ipbmap->i_sb, in dbAdjCtl()
2625 bmp->db_maxfreebud = dcp->stree[ROOT]; in dbAdjCtl()
3210 struct bmap *bmp = JFS_SBI(ip->i_sb)->bmap; in dbAllocBottomUp() local
3215 ASSERT(nblocks <= bmp->db_mapsize - blkno); in dbAllocBottomUp()
3228 lblkno = BLKTODMAP(blkno, bmp->db_l2nbperpage); in dbAllocBottomUp()
3242 if ((rc = dbAllocDmapBU(bmp, dp, blkno, nb))) { in dbAllocBottomUp()
3258 static int dbAllocDmapBU(struct bmap * bmp, struct dmap * dp, s64 blkno, in dbAllocDmapBU() argument
3331 BMAP_LOCK(bmp); in dbAllocDmapBU()
3337 agno = blkno >> bmp->db_agl2size; in dbAllocDmapBU()
3338 if (agno > bmp->db_maxag) in dbAllocDmapBU()
3339 bmp->db_maxag = agno; in dbAllocDmapBU()
3342 bmp->db_agfree[agno] -= nblocks; in dbAllocDmapBU()
3343 bmp->db_nfree -= nblocks; in dbAllocDmapBU()
3345 BMAP_UNLOCK(bmp); in dbAllocDmapBU()
3355 if ((rc = dbAdjCtl(bmp, blkno, tp->stree[ROOT], 1, 0))) in dbAllocDmapBU()
3356 dbFreeBits(bmp, dp, blkno, nblocks); in dbAllocDmapBU()
3390 struct bmap *bmp = sbi->bmap; in dbExtendFS() local
3407 bmp->db_mapsize = newsize; in dbExtendFS()
3408 bmp->db_maxlevel = BMAPSZTOLEV(bmp->db_mapsize); in dbExtendFS()
3412 oldl2agsize = bmp->db_agl2size; in dbExtendFS()
3414 bmp->db_agl2size = l2agsize; in dbExtendFS()
3415 bmp->db_agsize = 1 << l2agsize; in dbExtendFS()
3418 agno = bmp->db_numag; in dbExtendFS()
3419 bmp->db_numag = newsize >> l2agsize; in dbExtendFS()
3420 bmp->db_numag += ((u32) newsize % (u32) bmp->db_agsize) ? 1 : 0; in dbExtendFS()
3433 ag_rem = bmp->db_agfree[0]; /* save agfree[0] */ in dbExtendFS()
3435 bmp->db_agfree[n] = 0; /* init collection point */ in dbExtendFS()
3440 bmp->db_agfree[n] += bmp->db_agfree[i]; in dbExtendFS()
3443 bmp->db_agfree[0] += ag_rem; /* restore agfree[0] */ in dbExtendFS()
3446 bmp->db_agfree[n] = 0; in dbExtendFS()
3452 bmp->db_maxag = bmp->db_maxag / k; in dbExtendFS()
3568 bmp->db_nfree += n; in dbExtendFS()
3570 bmp->db_agfree[agno] += n; in dbExtendFS()
3599 bmp->db_maxfreebud = *l1leaf; in dbExtendFS()
3623 bmp->db_maxfreebud = *l2leaf; in dbExtendFS()
3653 struct bmap *bmp = JFS_SBI(ipbmap->i_sb)->bmap; in dbFinalizeBmap() local
3668 actags = bmp->db_maxag + 1; in dbFinalizeBmap()
3669 inactags = bmp->db_numag - actags; in dbFinalizeBmap()
3670 ag_rem = bmp->db_mapsize & (bmp->db_agsize - 1); /* ??? */ in dbFinalizeBmap()
3678 ((inactags - 1) << bmp->db_agl2size) + ag_rem in dbFinalizeBmap()
3679 : inactags << bmp->db_agl2size; in dbFinalizeBmap()
3685 actfree = bmp->db_nfree - inactfree; in dbFinalizeBmap()
3692 if (bmp->db_agfree[bmp->db_agpref] < avgfree) { in dbFinalizeBmap()
3693 for (bmp->db_agpref = 0; bmp->db_agpref < actags; in dbFinalizeBmap()
3694 bmp->db_agpref++) { in dbFinalizeBmap()
3695 if (bmp->db_agfree[bmp->db_agpref] >= avgfree) in dbFinalizeBmap()
3698 if (bmp->db_agpref >= bmp->db_numag) { in dbFinalizeBmap()
3711 bmp->db_aglevel = BMAPSZTOLEV(bmp->db_agsize); in dbFinalizeBmap()
3713 bmp->db_agl2size - (L2BPERDMAP + bmp->db_aglevel * L2LPERCTL); in dbFinalizeBmap()
3714 bmp->db_agheight = l2nl >> 1; in dbFinalizeBmap()
3715 bmp->db_agwidth = 1 << (l2nl - (bmp->db_agheight << 1)); in dbFinalizeBmap()
3716 for (i = 5 - bmp->db_agheight, bmp->db_agstart = 0, n = 1; i > 0; in dbFinalizeBmap()
3718 bmp->db_agstart += n; in dbFinalizeBmap()