Lines Matching refs:imap
64 #define IAGFREE_LOCK_INIT(imap) mutex_init(&imap->im_freelock) argument
65 #define IAGFREE_LOCK(imap) mutex_lock(&imap->im_freelock) argument
66 #define IAGFREE_UNLOCK(imap) mutex_unlock(&imap->im_freelock) argument
69 #define AG_LOCK_INIT(imap,index) mutex_init(&(imap->im_aglock[index])) argument
70 #define AG_LOCK(imap,agno) mutex_lock(&imap->im_aglock[agno]) argument
71 #define AG_UNLOCK(imap,agno) mutex_unlock(&imap->im_aglock[agno]) argument
86 static int diIAGRead(struct inomap * imap, int, struct metapage **);
109 struct inomap *imap; in diMount() local
118 imap = kmalloc(sizeof(struct inomap), GFP_KERNEL); in diMount()
119 if (imap == NULL) { in diMount()
130 kfree(imap); in diMount()
136 imap->im_freeiag = le32_to_cpu(dinom_le->in_freeiag); in diMount()
137 imap->im_nextiag = le32_to_cpu(dinom_le->in_nextiag); in diMount()
138 atomic_set(&imap->im_numinos, le32_to_cpu(dinom_le->in_numinos)); in diMount()
139 atomic_set(&imap->im_numfree, le32_to_cpu(dinom_le->in_numfree)); in diMount()
140 imap->im_nbperiext = le32_to_cpu(dinom_le->in_nbperiext); in diMount()
141 imap->im_l2nbperiext = le32_to_cpu(dinom_le->in_l2nbperiext); in diMount()
143 imap->im_agctl[index].inofree = in diMount()
145 imap->im_agctl[index].extfree = in diMount()
147 imap->im_agctl[index].numinos = in diMount()
149 imap->im_agctl[index].numfree = in diMount()
160 IAGFREE_LOCK_INIT(imap); in diMount()
164 AG_LOCK_INIT(imap, index); in diMount()
170 imap->im_ipimap = ipimap; in diMount()
171 JFS_IP(ipimap)->i_imap = imap; in diMount()
193 struct inomap *imap = JFS_IP(ipimap)->i_imap; in diUnmount() local
210 kfree(imap); in diUnmount()
313 struct inomap *imap; in diRead() local
328 imap = JFS_IP(ipimap)->i_imap; in diRead()
330 rc = diIAGRead(imap, iagno, &mp); in diRead()
343 if ((lengthPXD(&iagp->inoext[extno]) != imap->im_nbperiext) || in diRead()
873 struct inomap *imap = JFS_IP(ipimap)->i_imap; in diFree() local
893 if (iagno >= imap->im_nextiag) { in diFree()
895 imap, 32, 0); in diFree()
897 (uint) inum, iagno, imap->im_nextiag); in diFree()
907 AG_LOCK(imap, agno); in diFree()
916 if ((rc = diIAGRead(imap, iagno, &mp))) { in diFree()
918 AG_UNLOCK(imap, agno); in diFree()
938 AG_UNLOCK(imap, agno); in diFree()
947 if (imap->im_agctl[agno].numfree > imap->im_agctl[agno].numinos) { in diFree()
950 AG_UNLOCK(imap, agno); in diFree()
959 imap->im_agctl[agno].numfree < 96 || in diFree()
960 (imap->im_agctl[agno].numfree < 288 && in diFree()
961 (((imap->im_agctl[agno].numfree * 100) / in diFree()
962 imap->im_agctl[agno].numinos) <= 25))) { in diFree()
973 if ((fwd = imap->im_agctl[agno].inofree) >= 0) { in diFree()
977 if ((rc = diIAGRead(imap, fwd, &))) { in diFree()
979 AG_UNLOCK(imap, agno); in diFree()
996 cpu_to_le32(imap->im_agctl[agno].inofree); in diFree()
998 imap->im_agctl[agno].inofree = iagno; in diFree()
1022 imap->im_agctl[agno].numfree += 1; in diFree()
1023 atomic_inc(&imap->im_numfree); in diFree()
1027 AG_UNLOCK(imap, agno); in diFree()
1057 if ((fwd = imap->im_agctl[agno].extfree) >= 0) { in diFree()
1058 if ((rc = diIAGRead(imap, fwd, &))) in diFree()
1075 if ((rc = diIAGRead(imap, fwd, &))) in diFree()
1081 if ((rc = diIAGRead(imap, back, &bmp))) in diFree()
1111 diIAGRead(imap, inofreefwd, &cmp))) in diFree()
1125 diIAGRead(imap, inofreeback, &dmp))) in diFree()
1152 cpu_to_le32(imap->im_agctl[agno].extfree); in diFree()
1154 imap->im_agctl[agno].extfree = iagno; in diFree()
1166 imap->im_agctl[agno].extfree = in diFree()
1171 IAGFREE_LOCK(imap); in diFree()
1172 iagp->iagfree = cpu_to_le32(imap->im_freeiag); in diFree()
1173 imap->im_freeiag = iagno; in diFree()
1174 IAGFREE_UNLOCK(imap); in diFree()
1188 imap->im_agctl[agno].inofree = in diFree()
1226 imap->im_agctl[agno].numfree -= (INOSPEREXT - 1); in diFree()
1227 imap->im_agctl[agno].numinos -= INOSPEREXT; in diFree()
1228 atomic_sub(INOSPEREXT - 1, &imap->im_numfree); in diFree()
1229 atomic_sub(INOSPEREXT, &imap->im_numinos); in diFree()
1286 AG_UNLOCK(imap, agno); in diFree()
1302 AG_UNLOCK(imap, agno); in diFree()
1350 struct inomap *imap; in diAlloc() local
1356 imap = JFS_IP(ipimap)->i_imap; in diAlloc()
1365 AG_LOCK(imap, agno); in diAlloc()
1388 AG_LOCK(imap, agno); in diAlloc()
1400 AG_LOCK(imap, agno); in diAlloc()
1407 if ((rc = diIAGRead(imap, iagno, &mp))) { in diAlloc()
1409 AG_UNLOCK(imap, agno); in diAlloc()
1418 addext = (imap->im_agctl[agno].numfree < 32 && iagp->nfreeexts); in diAlloc()
1445 rc = diAllocBit(imap, iagp, ino); in diAlloc()
1461 AG_UNLOCK(imap, agno); in diAlloc()
1517 AG_UNLOCK(imap, agno); in diAlloc()
1528 rc = diAllocBit(imap, iagp, ino); in diAlloc()
1544 AG_UNLOCK(imap, agno); in diAlloc()
1562 if ((rc = diNewExt(imap, iagp, extno))) { in diAlloc()
1584 AG_UNLOCK(imap, agno); in diAlloc()
1605 rc = diAllocAG(imap, agno, dir, ip); in diAlloc()
1607 AG_UNLOCK(imap, agno); in diAlloc()
1615 return (diAllocAny(imap, agno, dir, ip)); in diAlloc()
1649 diAllocAG(struct inomap * imap, int agno, bool dir, struct inode *ip) in diAllocAG() argument
1656 numfree = imap->im_agctl[agno].numfree; in diAllocAG()
1657 numinos = imap->im_agctl[agno].numinos; in diAllocAG()
1684 if ((rc = diAllocExt(imap, agno, ip)) != -ENOSPC) in diAllocAG()
1691 return (diAllocIno(imap, agno, ip)); in diAllocAG()
1719 diAllocAny(struct inomap * imap, int agno, bool dir, struct inode *ip) in diAllocAny() argument
1722 int maxag = JFS_SBI(imap->im_ipimap->i_sb)->bmap->db_maxag; in diAllocAny()
1729 AG_LOCK(imap, ag); in diAllocAny()
1731 rc = diAllocAG(imap, ag, dir, ip); in diAllocAny()
1733 AG_UNLOCK(imap, ag); in diAllocAny()
1742 AG_LOCK(imap, ag); in diAllocAny()
1744 rc = diAllocAG(imap, ag, dir, ip); in diAllocAny()
1746 AG_UNLOCK(imap, ag); in diAllocAny()
1783 static int diAllocIno(struct inomap * imap, int agno, struct inode *ip) in diAllocIno() argument
1791 if ((iagno = imap->im_agctl[agno].inofree) < 0) in diAllocIno()
1795 IREAD_LOCK(imap->im_ipimap, RDWRLOCK_IMAP); in diAllocIno()
1799 if ((rc = diIAGRead(imap, iagno, &mp))) { in diAllocIno()
1800 IREAD_UNLOCK(imap->im_ipimap); in diAllocIno()
1809 IREAD_UNLOCK(imap->im_ipimap); in diAllocIno()
1820 IREAD_UNLOCK(imap->im_ipimap); in diAllocIno()
1836 IREAD_UNLOCK(imap->im_ipimap); in diAllocIno()
1847 IREAD_UNLOCK(imap->im_ipimap); in diAllocIno()
1859 rc = diAllocBit(imap, iagp, ino); in diAllocIno()
1860 IREAD_UNLOCK(imap->im_ipimap); in diAllocIno()
1907 static int diAllocExt(struct inomap * imap, int agno, struct inode *ip) in diAllocExt() argument
1916 if ((iagno = imap->im_agctl[agno].extfree) < 0) { in diAllocExt()
1920 if ((rc = diNewIAG(imap, &iagno, agno, &mp))) { in diAllocExt()
1928 cpu_to_le64(AGTOBLK(agno, imap->im_ipimap)); in diAllocExt()
1932 IREAD_LOCK(imap->im_ipimap, RDWRLOCK_IMAP); in diAllocExt()
1933 if ((rc = diIAGRead(imap, iagno, &mp))) { in diAllocExt()
1934 IREAD_UNLOCK(imap->im_ipimap); in diAllocExt()
1946 IREAD_UNLOCK(imap->im_ipimap); in diAllocExt()
1959 IREAD_UNLOCK(imap->im_ipimap); in diAllocExt()
1967 rc = diNewExt(imap, iagp, extno); in diAllocExt()
1968 IREAD_UNLOCK(imap->im_ipimap); in diAllocExt()
1975 IAGFREE_LOCK(imap); in diAllocExt()
1976 iagp->iagfree = cpu_to_le32(imap->im_freeiag); in diAllocExt()
1977 imap->im_freeiag = iagno; in diAllocExt()
1978 IAGFREE_UNLOCK(imap); in diAllocExt()
2024 static int diAllocBit(struct inomap * imap, struct iag * iagp, int ino) in diAllocBit() argument
2039 diIAGRead(imap, le32_to_cpu(iagp->inofreefwd), in diAllocBit()
2047 diIAGRead(imap, in diAllocBit()
2061 agno = BLKTOAG(le64_to_cpu(iagp->agstart), JFS_SBI(imap->im_ipimap->i_sb)); in diAllocBit()
2079 jfs_error(imap->im_ipimap->i_sb, "iag inconsistent\n"); in diAllocBit()
2110 imap->im_agctl[agno].inofree = in diAllocBit()
2120 imap->im_agctl[agno].numfree -= 1; in diAllocBit()
2121 atomic_dec(&imap->im_numfree); in diAllocBit()
2170 static int diNewExt(struct inomap * imap, struct iag * iagp, int extno) in diNewExt() argument
2186 jfs_error(imap->im_ipimap->i_sb, "no free extents\n"); in diNewExt()
2192 ipimap = imap->im_ipimap; in diNewExt()
2209 if ((rc = diIAGRead(imap, fwd, &))) in diNewExt()
2215 if ((rc = diIAGRead(imap, back, &bmp))) in diNewExt()
2228 if ((fwd = imap->im_agctl[agno].extfree) >= 0) { in diNewExt()
2229 if ((rc = diIAGRead(imap, fwd, &))) in diNewExt()
2244 freei = imap->im_agctl[agno].inofree; in diNewExt()
2252 if ((rc = diIAGRead(imap, freei, &cmp))) in diNewExt()
2257 jfs_error(imap->im_ipimap->i_sb, in diNewExt()
2273 if ((rc = dbAlloc(ipimap, hint, (s64) imap->im_nbperiext, &blkno))) in diNewExt()
2284 for (i = 0; i < imap->im_nbperiext; i += sbi->nbperpage) { in diNewExt()
2304 PXDlength(&(dp->di_ixpxd), imap->im_nbperiext); in diNewExt()
2319 imap->im_agctl[agno].extfree = in diNewExt()
2333 imap->im_agctl[agno].extfree = iagno; in diNewExt()
2345 cpu_to_le32(imap->im_agctl[agno].inofree); in diNewExt()
2347 imap->im_agctl[agno].inofree = iagno; in diNewExt()
2351 PXDlength(&iagp->inoext[extno], imap->im_nbperiext); in diNewExt()
2378 imap->im_agctl[agno].numfree += (INOSPEREXT - 1); in diNewExt()
2379 imap->im_agctl[agno].numinos += INOSPEREXT; in diNewExt()
2383 atomic_add(INOSPEREXT - 1, &imap->im_numfree); in diNewExt()
2384 atomic_add(INOSPEREXT, &imap->im_numinos); in diNewExt()
2452 diNewIAG(struct inomap * imap, int *iagnop, int agno, struct metapage ** mpp) in diNewIAG() argument
2467 ipimap = imap->im_ipimap; in diNewIAG()
2472 IAGFREE_LOCK(imap); in diNewIAG()
2477 if (imap->im_freeiag >= 0) { in diNewIAG()
2479 iagno = imap->im_freeiag; in diNewIAG()
2491 if (ipimap->i_size >> L2PSIZE != imap->im_nextiag + 1) { in diNewIAG()
2493 IAGFREE_UNLOCK(imap); in diNewIAG()
2494 jfs_error(imap->im_ipimap->i_sb, in diNewIAG()
2501 iagno = imap->im_nextiag; in diNewIAG()
2612 imap->im_nextiag += 1; in diNewIAG()
2617 imap->im_freeiag = iagno; in diNewIAG()
2632 if ((rc = diIAGRead(imap, iagno, &mp))) { in diNewIAG()
2640 imap->im_freeiag = le32_to_cpu(iagp->iagfree); in diNewIAG()
2649 IAGFREE_UNLOCK(imap); in diNewIAG()
2675 static int diIAGRead(struct inomap * imap, int iagno, struct metapage ** mpp) in diIAGRead() argument
2677 struct inode *ipimap = imap->im_ipimap; in diIAGRead()
2744 struct inomap *imap; in diUpdatePMap() local
2750 imap = JFS_IP(ipimap)->i_imap; in diUpdatePMap()
2754 if (iagno >= imap->im_nextiag) { in diUpdatePMap()
2760 rc = diIAGRead(imap, iagno, &mp); in diUpdatePMap()
2862 struct inomap *imap = JFS_IP(ipimap)->i_imap; in diExtendFS() local
2871 imap->im_nextiag, atomic_read(&imap->im_numinos), in diExtendFS()
2872 atomic_read(&imap->im_numfree)); in diExtendFS()
2884 imap->im_agctl[i].inofree = -1; in diExtendFS()
2885 imap->im_agctl[i].extfree = -1; in diExtendFS()
2886 imap->im_agctl[i].numinos = 0; /* number of backed inodes */ in diExtendFS()
2887 imap->im_agctl[i].numfree = 0; /* number of free backed inodes */ in diExtendFS()
2895 for (i = 0; i < imap->im_nextiag; i++) { in diExtendFS()
2896 if ((rc = diIAGRead(imap, i, &bp))) { in diExtendFS()
2922 imap->im_agctl[n].numinos += numinos; in diExtendFS()
2928 if ((head = imap->im_agctl[n].inofree) == -1) { in diExtendFS()
2932 if ((rc = diIAGRead(imap, head, &hbp))) { in diExtendFS()
2943 imap->im_agctl[n].inofree = in diExtendFS()
2947 imap->im_agctl[n].numfree += in diExtendFS()
2954 if ((head = imap->im_agctl[n].extfree) == -1) { in diExtendFS()
2958 if ((rc = diIAGRead(imap, head, &hbp))) { in diExtendFS()
2969 imap->im_agctl[n].extfree = in diExtendFS()
2977 if (xnuminos != atomic_read(&imap->im_numinos) || in diExtendFS()
2978 xnumfree != atomic_read(&imap->im_numfree)) { in diExtendFS()