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-rw-r--r--fs/udf/super.c546
1 files changed, 304 insertions, 242 deletions
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 57788f1ba2da..0ca2deb5b992 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -95,6 +95,14 @@ static void udf_close_lvid(struct super_block *);
95static unsigned int udf_count_free(struct super_block *); 95static unsigned int udf_count_free(struct super_block *);
96static int udf_statfs(struct dentry *, struct kstatfs *); 96static int udf_statfs(struct dentry *, struct kstatfs *);
97 97
98struct logicalVolIntegrityDescImpUse *udf_sb_lvidiu(struct udf_sb_info *sbi)
99{
100 struct logicalVolIntegrityDesc *lvid = (struct logicalVolIntegrityDesc *)sbi->s_lvid_bh->b_data;
101 __u32 number_of_partitions = le32_to_cpu(lvid->numOfPartitions);
102 __u32 offset = number_of_partitions * 2 * sizeof(uint32_t)/sizeof(uint8_t);
103 return (struct logicalVolIntegrityDescImpUse *)&(lvid->impUse[offset]);
104}
105
98/* UDF filesystem type */ 106/* UDF filesystem type */
99static int udf_get_sb(struct file_system_type *fs_type, 107static int udf_get_sb(struct file_system_type *fs_type,
100 int flags, const char *dev_name, void *data, 108 int flags, const char *dev_name, void *data,
@@ -461,22 +469,23 @@ void udf_write_super(struct super_block *sb)
461static int udf_remount_fs(struct super_block *sb, int *flags, char *options) 469static int udf_remount_fs(struct super_block *sb, int *flags, char *options)
462{ 470{
463 struct udf_options uopt; 471 struct udf_options uopt;
472 struct udf_sb_info *sbi = UDF_SB(sb);
464 473
465 uopt.flags = UDF_SB(sb)->s_flags; 474 uopt.flags = sbi->s_flags;
466 uopt.uid = UDF_SB(sb)->s_uid; 475 uopt.uid = sbi->s_uid;
467 uopt.gid = UDF_SB(sb)->s_gid; 476 uopt.gid = sbi->s_gid;
468 uopt.umask = UDF_SB(sb)->s_umask; 477 uopt.umask = sbi->s_umask;
469 478
470 if (!udf_parse_options(options, &uopt)) 479 if (!udf_parse_options(options, &uopt))
471 return -EINVAL; 480 return -EINVAL;
472 481
473 UDF_SB(sb)->s_flags = uopt.flags; 482 sbi->s_flags = uopt.flags;
474 UDF_SB(sb)->s_uid = uopt.uid; 483 sbi->s_uid = uopt.uid;
475 UDF_SB(sb)->s_gid = uopt.gid; 484 sbi->s_gid = uopt.gid;
476 UDF_SB(sb)->s_umask = uopt.umask; 485 sbi->s_umask = uopt.umask;
477 486
478 if (UDF_SB_LVIDBH(sb)) { 487 if (sbi->s_lvid_bh) {
479 int write_rev = le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFWriteRev); 488 int write_rev = le16_to_cpu(udf_sb_lvidiu(sbi)->minUDFWriteRev);
480 if (write_rev > UDF_MAX_WRITE_VERSION) 489 if (write_rev > UDF_MAX_WRITE_VERSION)
481 *flags |= MS_RDONLY; 490 *flags |= MS_RDONLY;
482 } 491 }
@@ -538,17 +547,19 @@ static int udf_vrs(struct super_block *sb, int silent)
538 int iso9660 = 0; 547 int iso9660 = 0;
539 int nsr02 = 0; 548 int nsr02 = 0;
540 int nsr03 = 0; 549 int nsr03 = 0;
550 struct udf_sb_info *sbi;
541 551
542 /* Block size must be a multiple of 512 */ 552 /* Block size must be a multiple of 512 */
543 if (sb->s_blocksize & 511) 553 if (sb->s_blocksize & 511)
544 return 0; 554 return 0;
555 sbi = UDF_SB(sb);
545 556
546 if (sb->s_blocksize < sizeof(struct volStructDesc)) 557 if (sb->s_blocksize < sizeof(struct volStructDesc))
547 sectorsize = sizeof(struct volStructDesc); 558 sectorsize = sizeof(struct volStructDesc);
548 else 559 else
549 sectorsize = sb->s_blocksize; 560 sectorsize = sb->s_blocksize;
550 561
551 sector += (UDF_SB_SESSION(sb) << sb->s_blocksize_bits); 562 sector += (sbi->s_session << sb->s_blocksize_bits);
552 563
553 udf_debug("Starting at sector %u (%ld byte sectors)\n", 564 udf_debug("Starting at sector %u (%ld byte sectors)\n",
554 (sector >> sb->s_blocksize_bits), sb->s_blocksize); 565 (sector >> sb->s_blocksize_bits), sb->s_blocksize);
@@ -614,7 +625,7 @@ static int udf_vrs(struct super_block *sb, int silent)
614 return nsr03; 625 return nsr03;
615 else if (nsr02) 626 else if (nsr02)
616 return nsr02; 627 return nsr02;
617 else if (sector - (UDF_SB_SESSION(sb) << sb->s_blocksize_bits) == 32768) 628 else if (sector - (sbi->s_session << sb->s_blocksize_bits) == 32768)
618 return -1; 629 return -1;
619 else 630 else
620 return 0; 631 return 0;
@@ -639,11 +650,15 @@ static int udf_vrs(struct super_block *sb, int silent)
639 */ 650 */
640static void udf_find_anchor(struct super_block *sb) 651static void udf_find_anchor(struct super_block *sb)
641{ 652{
642 int lastblock = UDF_SB_LASTBLOCK(sb); 653 int lastblock;
643 struct buffer_head *bh = NULL; 654 struct buffer_head *bh = NULL;
644 uint16_t ident; 655 uint16_t ident;
645 uint32_t location; 656 uint32_t location;
646 int i; 657 int i;
658 struct udf_sb_info *sbi;
659
660 sbi = UDF_SB(sb);
661 lastblock = sbi->s_last_block;
647 662
648 if (lastblock) { 663 if (lastblock) {
649 int varlastblock = udf_variable_to_fixed(lastblock); 664 int varlastblock = udf_variable_to_fixed(lastblock);
@@ -675,22 +690,22 @@ static void udf_find_anchor(struct super_block *sb)
675 } 690 }
676 691
677 if (ident == TAG_IDENT_AVDP) { 692 if (ident == TAG_IDENT_AVDP) {
678 if (location == last[i] - UDF_SB_SESSION(sb)) { 693 if (location == last[i] - sbi->s_session) {
679 lastblock = last[i] - UDF_SB_SESSION(sb); 694 lastblock = last[i] - sbi->s_session;
680 UDF_SB_ANCHOR(sb)[0] = lastblock; 695 sbi->s_anchor[0] = lastblock;
681 UDF_SB_ANCHOR(sb)[1] = lastblock - 256; 696 sbi->s_anchor[1] = lastblock - 256;
682 } else if (location == udf_variable_to_fixed(last[i]) - UDF_SB_SESSION(sb)) { 697 } else if (location == udf_variable_to_fixed(last[i]) - sbi->s_session) {
683 UDF_SET_FLAG(sb, UDF_FLAG_VARCONV); 698 UDF_SET_FLAG(sb, UDF_FLAG_VARCONV);
684 lastblock = udf_variable_to_fixed(last[i]) - UDF_SB_SESSION(sb); 699 lastblock = udf_variable_to_fixed(last[i]) - sbi->s_session;
685 UDF_SB_ANCHOR(sb)[0] = lastblock; 700 sbi->s_anchor[0] = lastblock;
686 UDF_SB_ANCHOR(sb)[1] = lastblock - 256 - UDF_SB_SESSION(sb); 701 sbi->s_anchor[1] = lastblock - 256 - sbi->s_session;
687 } else { 702 } else {
688 udf_debug("Anchor found at block %d, location mismatch %d.\n", 703 udf_debug("Anchor found at block %d, location mismatch %d.\n",
689 last[i], location); 704 last[i], location);
690 } 705 }
691 } else if (ident == TAG_IDENT_FE || ident == TAG_IDENT_EFE) { 706 } else if (ident == TAG_IDENT_FE || ident == TAG_IDENT_EFE) {
692 lastblock = last[i]; 707 lastblock = last[i];
693 UDF_SB_ANCHOR(sb)[3] = 512; 708 sbi->s_anchor[3] = 512;
694 } else { 709 } else {
695 ident = location = 0; 710 ident = location = 0;
696 if (last[i] >= 256) { 711 if (last[i] >= 256) {
@@ -704,13 +719,13 @@ static void udf_find_anchor(struct super_block *sb)
704 } 719 }
705 720
706 if (ident == TAG_IDENT_AVDP && 721 if (ident == TAG_IDENT_AVDP &&
707 location == last[i] - 256 - UDF_SB_SESSION(sb)) { 722 location == last[i] - 256 - sbi->s_session) {
708 lastblock = last[i]; 723 lastblock = last[i];
709 UDF_SB_ANCHOR(sb)[1] = last[i] - 256; 724 sbi->s_anchor[1] = last[i] - 256;
710 } else { 725 } else {
711 ident = location = 0; 726 ident = location = 0;
712 if (last[i] >= 312 + UDF_SB_SESSION(sb)) { 727 if (last[i] >= 312 + sbi->s_session) {
713 bh = sb_bread(sb, last[i] - 312 - UDF_SB_SESSION(sb)); 728 bh = sb_bread(sb, last[i] - 312 - sbi->s_session);
714 if (bh) { 729 if (bh) {
715 tag *t = (tag *)bh->b_data; 730 tag *t = (tag *)bh->b_data;
716 ident = le16_to_cpu(t->tagIdent); 731 ident = le16_to_cpu(t->tagIdent);
@@ -723,7 +738,7 @@ static void udf_find_anchor(struct super_block *sb)
723 location == udf_variable_to_fixed(last[i]) - 256) { 738 location == udf_variable_to_fixed(last[i]) - 256) {
724 UDF_SET_FLAG(sb, UDF_FLAG_VARCONV); 739 UDF_SET_FLAG(sb, UDF_FLAG_VARCONV);
725 lastblock = udf_variable_to_fixed(last[i]); 740 lastblock = udf_variable_to_fixed(last[i]);
726 UDF_SB_ANCHOR(sb)[1] = lastblock - 256; 741 sbi->s_anchor[1] = lastblock - 256;
727 } 742 }
728 } 743 }
729 } 744 }
@@ -732,7 +747,7 @@ static void udf_find_anchor(struct super_block *sb)
732 747
733 if (!lastblock) { 748 if (!lastblock) {
734 /* We haven't found the lastblock. check 312 */ 749 /* We haven't found the lastblock. check 312 */
735 bh = sb_bread(sb, 312 + UDF_SB_SESSION(sb)); 750 bh = sb_bread(sb, 312 + sbi->s_session);
736 if (bh) { 751 if (bh) {
737 tag *t = (tag *)bh->b_data; 752 tag *t = (tag *)bh->b_data;
738 ident = le16_to_cpu(t->tagIdent); 753 ident = le16_to_cpu(t->tagIdent);
@@ -744,22 +759,22 @@ static void udf_find_anchor(struct super_block *sb)
744 } 759 }
745 } 760 }
746 761
747 for (i = 0; i < ARRAY_SIZE(UDF_SB_ANCHOR(sb)); i++) { 762 for (i = 0; i < ARRAY_SIZE(sbi->s_anchor); i++) {
748 if (UDF_SB_ANCHOR(sb)[i]) { 763 if (sbi->s_anchor[i]) {
749 bh = udf_read_tagged(sb, UDF_SB_ANCHOR(sb)[i], 764 bh = udf_read_tagged(sb, sbi->s_anchor[i],
750 UDF_SB_ANCHOR(sb)[i], &ident); 765 sbi->s_anchor[i], &ident);
751 if (!bh) 766 if (!bh)
752 UDF_SB_ANCHOR(sb)[i] = 0; 767 sbi->s_anchor[i] = 0;
753 else { 768 else {
754 brelse(bh); 769 brelse(bh);
755 if ((ident != TAG_IDENT_AVDP) && 770 if ((ident != TAG_IDENT_AVDP) &&
756 (i || (ident != TAG_IDENT_FE && ident != TAG_IDENT_EFE))) 771 (i || (ident != TAG_IDENT_FE && ident != TAG_IDENT_EFE)))
757 UDF_SB_ANCHOR(sb)[i] = 0; 772 sbi->s_anchor[i] = 0;
758 } 773 }
759 } 774 }
760 } 775 }
761 776
762 UDF_SB_LASTBLOCK(sb) = lastblock; 777 sbi->s_last_block = lastblock;
763} 778}
764 779
765static int udf_find_fileset(struct super_block *sb, 780static int udf_find_fileset(struct super_block *sb,
@@ -769,6 +784,7 @@ static int udf_find_fileset(struct super_block *sb,
769 struct buffer_head *bh = NULL; 784 struct buffer_head *bh = NULL;
770 long lastblock; 785 long lastblock;
771 uint16_t ident; 786 uint16_t ident;
787 struct udf_sb_info *sbi;
772 788
773 if (fileset->logicalBlockNum != 0xFFFFFFFF || 789 if (fileset->logicalBlockNum != 0xFFFFFFFF ||
774 fileset->partitionReferenceNum != 0xFFFF) { 790 fileset->partitionReferenceNum != 0xFFFF) {
@@ -783,6 +799,7 @@ static int udf_find_fileset(struct super_block *sb,
783 799
784 } 800 }
785 801
802 sbi = UDF_SB(sb);
786 if (!bh) { 803 if (!bh) {
787 /* Search backwards through the partitions */ 804 /* Search backwards through the partitions */
788 kernel_lb_addr newfileset; 805 kernel_lb_addr newfileset;
@@ -790,13 +807,14 @@ static int udf_find_fileset(struct super_block *sb,
790/* --> cvg: FIXME - is it reasonable? */ 807/* --> cvg: FIXME - is it reasonable? */
791 return 1; 808 return 1;
792 809
793 for (newfileset.partitionReferenceNum = UDF_SB_NUMPARTS(sb) - 1; 810 for (newfileset.partitionReferenceNum = sbi->s_partitions - 1;
794 (newfileset.partitionReferenceNum != 0xFFFF && 811 (newfileset.partitionReferenceNum != 0xFFFF &&
795 fileset->logicalBlockNum == 0xFFFFFFFF && 812 fileset->logicalBlockNum == 0xFFFFFFFF &&
796 fileset->partitionReferenceNum == 0xFFFF); 813 fileset->partitionReferenceNum == 0xFFFF);
797 newfileset.partitionReferenceNum--) { 814 newfileset.partitionReferenceNum--) {
798 lastblock = UDF_SB_PARTLEN(sb, 815 lastblock = sbi->s_partmaps
799 newfileset.partitionReferenceNum); 816 [newfileset.partitionReferenceNum]
817 .s_partition_len;
800 newfileset.logicalBlockNum = 0; 818 newfileset.logicalBlockNum = 0;
801 819
802 do { 820 do {
@@ -840,7 +858,7 @@ static int udf_find_fileset(struct super_block *sb,
840 fileset->logicalBlockNum, 858 fileset->logicalBlockNum,
841 fileset->partitionReferenceNum); 859 fileset->partitionReferenceNum);
842 860
843 UDF_SB_PARTITION(sb) = fileset->partitionReferenceNum; 861 sbi->s_partition = fileset->partitionReferenceNum;
844 udf_load_fileset(sb, bh, root); 862 udf_load_fileset(sb, bh, root);
845 brelse(bh); 863 brelse(bh);
846 return 0; 864 return 0;
@@ -867,15 +885,15 @@ static void udf_load_pvoldesc(struct super_block *sb, struct buffer_head *bh)
867 recording, recording_usec, 885 recording, recording_usec,
868 ts.year, ts.month, ts.day, ts.hour, 886 ts.year, ts.month, ts.day, ts.hour,
869 ts.minute, ts.typeAndTimezone); 887 ts.minute, ts.typeAndTimezone);
870 UDF_SB_RECORDTIME(sb).tv_sec = recording; 888 UDF_SB(sb)->s_record_time.tv_sec = recording;
871 UDF_SB_RECORDTIME(sb).tv_nsec = recording_usec * 1000; 889 UDF_SB(sb)->s_record_time.tv_nsec = recording_usec * 1000;
872 } 890 }
873 891
874 if (!udf_build_ustr(&instr, pvoldesc->volIdent, 32)) { 892 if (!udf_build_ustr(&instr, pvoldesc->volIdent, 32)) {
875 if (udf_CS0toUTF8(&outstr, &instr)) { 893 if (udf_CS0toUTF8(&outstr, &instr)) {
876 strncpy(UDF_SB_VOLIDENT(sb), outstr.u_name, 894 strncpy(UDF_SB(sb)->s_volume_ident, outstr.u_name,
877 outstr.u_len > 31 ? 31 : outstr.u_len); 895 outstr.u_len > 31 ? 31 : outstr.u_len);
878 udf_debug("volIdent[] = '%s'\n", UDF_SB_VOLIDENT(sb)); 896 udf_debug("volIdent[] = '%s'\n", UDF_SB(sb)->s_volume_ident);
879 } 897 }
880 } 898 }
881 899
@@ -894,7 +912,7 @@ static void udf_load_fileset(struct super_block *sb, struct buffer_head *bh,
894 912
895 *root = lelb_to_cpu(fset->rootDirectoryICB.extLocation); 913 *root = lelb_to_cpu(fset->rootDirectoryICB.extLocation);
896 914
897 UDF_SB_SERIALNUM(sb) = le16_to_cpu(fset->descTag.tagSerialNum); 915 UDF_SB(sb)->s_serial_number = le16_to_cpu(fset->descTag.tagSerialNum);
898 916
899 udf_debug("Rootdir at block=%d, partition=%d\n", 917 udf_debug("Rootdir at block=%d, partition=%d\n",
900 root->logicalBlockNum, root->partitionReferenceNum); 918 root->logicalBlockNum, root->partitionReferenceNum);
@@ -904,23 +922,27 @@ static int udf_load_partdesc(struct super_block *sb, struct buffer_head *bh)
904{ 922{
905 struct partitionDesc *p; 923 struct partitionDesc *p;
906 int i; 924 int i;
925 struct udf_part_map *map;
926 struct udf_sb_info *sbi;
907 927
908 p = (struct partitionDesc *)bh->b_data; 928 p = (struct partitionDesc *)bh->b_data;
929 sbi = UDF_SB(sb);
909 930
910 for (i = 0; i < UDF_SB_NUMPARTS(sb); i++) { 931 for (i = 0; i < sbi->s_partitions; i++) {
932 map = &sbi->s_partmaps[i];
911 udf_debug("Searching map: (%d == %d)\n", 933 udf_debug("Searching map: (%d == %d)\n",
912 UDF_SB_PARTMAPS(sb)[i].s_partition_num, le16_to_cpu(p->partitionNumber)); 934 map->s_partition_num, le16_to_cpu(p->partitionNumber));
913 if (UDF_SB_PARTMAPS(sb)[i].s_partition_num == le16_to_cpu(p->partitionNumber)) { 935 if (map->s_partition_num == le16_to_cpu(p->partitionNumber)) {
914 UDF_SB_PARTLEN(sb, i) = le32_to_cpu(p->partitionLength); /* blocks */ 936 map->s_partition_len = le32_to_cpu(p->partitionLength); /* blocks */
915 UDF_SB_PARTROOT(sb, i) = le32_to_cpu(p->partitionStartingLocation); 937 map->s_partition_root = le32_to_cpu(p->partitionStartingLocation);
916 if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_READ_ONLY) 938 if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_READ_ONLY)
917 UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_READ_ONLY; 939 map->s_partition_flags |= UDF_PART_FLAG_READ_ONLY;
918 if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_WRITE_ONCE) 940 if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_WRITE_ONCE)
919 UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_WRITE_ONCE; 941 map->s_partition_flags |= UDF_PART_FLAG_WRITE_ONCE;
920 if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_REWRITABLE) 942 if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_REWRITABLE)
921 UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_REWRITABLE; 943 map->s_partition_flags |= UDF_PART_FLAG_REWRITABLE;
922 if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_OVERWRITABLE) 944 if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_OVERWRITABLE)
923 UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_OVERWRITABLE; 945 map->s_partition_flags |= UDF_PART_FLAG_OVERWRITABLE;
924 946
925 if (!strcmp(p->partitionContents.ident, 947 if (!strcmp(p->partitionContents.ident,
926 PD_PARTITION_CONTENTS_NSR02) || 948 PD_PARTITION_CONTENTS_NSR02) ||
@@ -935,26 +957,26 @@ static int udf_load_partdesc(struct super_block *sb, struct buffer_head *bh)
935 .partitionReferenceNum = i, 957 .partitionReferenceNum = i,
936 }; 958 };
937 959
938 UDF_SB_PARTMAPS(sb)[i].s_uspace.s_table = 960 map->s_uspace.s_table =
939 udf_iget(sb, loc); 961 udf_iget(sb, loc);
940 if (!UDF_SB_PARTMAPS(sb)[i].s_uspace.s_table) { 962 if (!map->s_uspace.s_table) {
941 udf_debug("cannot load unallocSpaceTable (part %d)\n", i); 963 udf_debug("cannot load unallocSpaceTable (part %d)\n", i);
942 return 1; 964 return 1;
943 } 965 }
944 UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_UNALLOC_TABLE; 966 map->s_partition_flags |= UDF_PART_FLAG_UNALLOC_TABLE;
945 udf_debug("unallocSpaceTable (part %d) @ %ld\n", 967 udf_debug("unallocSpaceTable (part %d) @ %ld\n",
946 i, UDF_SB_PARTMAPS(sb)[i].s_uspace.s_table->i_ino); 968 i, map->s_uspace.s_table->i_ino);
947 } 969 }
948 if (phd->unallocSpaceBitmap.extLength) { 970 if (phd->unallocSpaceBitmap.extLength) {
949 UDF_SB_ALLOC_BITMAP(sb, i, s_uspace); 971 UDF_SB_ALLOC_BITMAP(sb, i, s_uspace);
950 if (UDF_SB_PARTMAPS(sb)[i].s_uspace.s_bitmap != NULL) { 972 if (map->s_uspace.s_bitmap != NULL) {
951 UDF_SB_PARTMAPS(sb)[i].s_uspace.s_bitmap->s_extLength = 973 map->s_uspace.s_bitmap->s_extLength =
952 le32_to_cpu(phd->unallocSpaceBitmap.extLength); 974 le32_to_cpu(phd->unallocSpaceBitmap.extLength);
953 UDF_SB_PARTMAPS(sb)[i].s_uspace.s_bitmap->s_extPosition = 975 map->s_uspace.s_bitmap->s_extPosition =
954 le32_to_cpu(phd->unallocSpaceBitmap.extPosition); 976 le32_to_cpu(phd->unallocSpaceBitmap.extPosition);
955 UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_UNALLOC_BITMAP; 977 map->s_partition_flags |= UDF_PART_FLAG_UNALLOC_BITMAP;
956 udf_debug("unallocSpaceBitmap (part %d) @ %d\n", 978 udf_debug("unallocSpaceBitmap (part %d) @ %d\n",
957 i, UDF_SB_PARTMAPS(sb)[i].s_uspace.s_bitmap->s_extPosition); 979 i, map->s_uspace.s_bitmap->s_extPosition);
958 } 980 }
959 } 981 }
960 if (phd->partitionIntegrityTable.extLength) 982 if (phd->partitionIntegrityTable.extLength)
@@ -965,41 +987,42 @@ static int udf_load_partdesc(struct super_block *sb, struct buffer_head *bh)
965 .partitionReferenceNum = i, 987 .partitionReferenceNum = i,
966 }; 988 };
967 989
968 UDF_SB_PARTMAPS(sb)[i].s_fspace.s_table = 990 map->s_fspace.s_table =
969 udf_iget(sb, loc); 991 udf_iget(sb, loc);
970 if (!UDF_SB_PARTMAPS(sb)[i].s_fspace.s_table) { 992 if (!map->s_fspace.s_table) {
971 udf_debug("cannot load freedSpaceTable (part %d)\n", i); 993 udf_debug("cannot load freedSpaceTable (part %d)\n", i);
972 return 1; 994 return 1;
973 } 995 }
974 UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_FREED_TABLE; 996 map->s_partition_flags |= UDF_PART_FLAG_FREED_TABLE;
975 udf_debug("freedSpaceTable (part %d) @ %ld\n", 997 udf_debug("freedSpaceTable (part %d) @ %ld\n",
976 i, UDF_SB_PARTMAPS(sb)[i].s_fspace.s_table->i_ino); 998 i, map->s_fspace.s_table->i_ino);
977 } 999 }
978 if (phd->freedSpaceBitmap.extLength) { 1000 if (phd->freedSpaceBitmap.extLength) {
979 UDF_SB_ALLOC_BITMAP(sb, i, s_fspace); 1001 UDF_SB_ALLOC_BITMAP(sb, i, s_fspace);
980 if (UDF_SB_PARTMAPS(sb)[i].s_fspace.s_bitmap != NULL) { 1002 if (map->s_fspace.s_bitmap != NULL) {
981 UDF_SB_PARTMAPS(sb)[i].s_fspace.s_bitmap->s_extLength = 1003 map->s_fspace.s_bitmap->s_extLength =
982 le32_to_cpu(phd->freedSpaceBitmap.extLength); 1004 le32_to_cpu(phd->freedSpaceBitmap.extLength);
983 UDF_SB_PARTMAPS(sb)[i].s_fspace.s_bitmap->s_extPosition = 1005 map->s_fspace.s_bitmap->s_extPosition =
984 le32_to_cpu(phd->freedSpaceBitmap.extPosition); 1006 le32_to_cpu(phd->freedSpaceBitmap.extPosition);
985 UDF_SB_PARTFLAGS(sb, i) |= UDF_PART_FLAG_FREED_BITMAP; 1007 map->s_partition_flags |= UDF_PART_FLAG_FREED_BITMAP;
986 udf_debug("freedSpaceBitmap (part %d) @ %d\n", 1008 udf_debug("freedSpaceBitmap (part %d) @ %d\n",
987 i, UDF_SB_PARTMAPS(sb)[i].s_fspace.s_bitmap->s_extPosition); 1009 i, map->s_fspace.s_bitmap->s_extPosition);
988 } 1010 }
989 } 1011 }
990 } 1012 }
991 break; 1013 break;
992 } 1014 }
993 } 1015 }
994 if (i == UDF_SB_NUMPARTS(sb)) { 1016 if (i == sbi->s_partitions) {
995 udf_debug("Partition (%d) not found in partition map\n", 1017 udf_debug("Partition (%d) not found in partition map\n",
996 le16_to_cpu(p->partitionNumber)); 1018 le16_to_cpu(p->partitionNumber));
997 } else { 1019 } else {
998 udf_debug("Partition (%d:%d type %x) starts at physical %d, " 1020 udf_debug("Partition (%d:%d type %x) starts at physical %d, "
999 "block length %d\n", 1021 "block length %d\n",
1000 le16_to_cpu(p->partitionNumber), i, 1022 le16_to_cpu(p->partitionNumber), i,
1001 UDF_SB_PARTTYPE(sb, i), UDF_SB_PARTROOT(sb, i), 1023 map->s_partition_type,
1002 UDF_SB_PARTLEN(sb, i)); 1024 map->s_partition_root,
1025 map->s_partition_len);
1003 } 1026 }
1004 return 0; 1027 return 0;
1005} 1028}
@@ -1010,30 +1033,32 @@ static int udf_load_logicalvol(struct super_block *sb, struct buffer_head *bh,
1010 struct logicalVolDesc *lvd; 1033 struct logicalVolDesc *lvd;
1011 int i, j, offset; 1034 int i, j, offset;
1012 uint8_t type; 1035 uint8_t type;
1036 struct udf_sb_info *sbi = UDF_SB(sb);
1013 1037
1014 lvd = (struct logicalVolDesc *)bh->b_data; 1038 lvd = (struct logicalVolDesc *)bh->b_data;
1015 1039
1016 UDF_SB_ALLOC_PARTMAPS(sb, le32_to_cpu(lvd->numPartitionMaps)); 1040 UDF_SB_ALLOC_PARTMAPS(sb, le32_to_cpu(lvd->numPartitionMaps));
1017 1041
1018 for (i = 0, offset = 0; 1042 for (i = 0, offset = 0;
1019 i < UDF_SB_NUMPARTS(sb) && offset < le32_to_cpu(lvd->mapTableLength); 1043 i < sbi->s_partitions && offset < le32_to_cpu(lvd->mapTableLength);
1020 i++, offset += ((struct genericPartitionMap *)&(lvd->partitionMaps[offset]))->partitionMapLength) { 1044 i++, offset += ((struct genericPartitionMap *)&(lvd->partitionMaps[offset]))->partitionMapLength) {
1045 struct udf_part_map *map = &sbi->s_partmaps[i];
1021 type = ((struct genericPartitionMap *)&(lvd->partitionMaps[offset]))->partitionMapType; 1046 type = ((struct genericPartitionMap *)&(lvd->partitionMaps[offset]))->partitionMapType;
1022 if (type == 1) { 1047 if (type == 1) {
1023 struct genericPartitionMap1 *gpm1 = (struct genericPartitionMap1 *)&(lvd->partitionMaps[offset]); 1048 struct genericPartitionMap1 *gpm1 = (struct genericPartitionMap1 *)&(lvd->partitionMaps[offset]);
1024 UDF_SB_PARTTYPE(sb, i) = UDF_TYPE1_MAP15; 1049 map->s_partition_type = UDF_TYPE1_MAP15;
1025 UDF_SB_PARTVSN(sb, i) = le16_to_cpu(gpm1->volSeqNum); 1050 map->s_volumeseqnum = le16_to_cpu(gpm1->volSeqNum);
1026 UDF_SB_PARTNUM(sb, i) = le16_to_cpu(gpm1->partitionNum); 1051 map->s_partition_num = le16_to_cpu(gpm1->partitionNum);
1027 UDF_SB_PARTFUNC(sb, i) = NULL; 1052 map->s_partition_func = NULL;
1028 } else if (type == 2) { 1053 } else if (type == 2) {
1029 struct udfPartitionMap2 *upm2 = (struct udfPartitionMap2 *)&(lvd->partitionMaps[offset]); 1054 struct udfPartitionMap2 *upm2 = (struct udfPartitionMap2 *)&(lvd->partitionMaps[offset]);
1030 if (!strncmp(upm2->partIdent.ident, UDF_ID_VIRTUAL, strlen(UDF_ID_VIRTUAL))) { 1055 if (!strncmp(upm2->partIdent.ident, UDF_ID_VIRTUAL, strlen(UDF_ID_VIRTUAL))) {
1031 if (le16_to_cpu(((__le16 *)upm2->partIdent.identSuffix)[0]) == 0x0150) { 1056 if (le16_to_cpu(((__le16 *)upm2->partIdent.identSuffix)[0]) == 0x0150) {
1032 UDF_SB_PARTTYPE(sb, i) = UDF_VIRTUAL_MAP15; 1057 map->s_partition_type = UDF_VIRTUAL_MAP15;
1033 UDF_SB_PARTFUNC(sb, i) = udf_get_pblock_virt15; 1058 map->s_partition_func = udf_get_pblock_virt15;
1034 } else if (le16_to_cpu(((__le16 *)upm2->partIdent.identSuffix)[0]) == 0x0200) { 1059 } else if (le16_to_cpu(((__le16 *)upm2->partIdent.identSuffix)[0]) == 0x0200) {
1035 UDF_SB_PARTTYPE(sb, i) = UDF_VIRTUAL_MAP20; 1060 map->s_partition_type = UDF_VIRTUAL_MAP20;
1036 UDF_SB_PARTFUNC(sb, i) = udf_get_pblock_virt20; 1061 map->s_partition_func = udf_get_pblock_virt20;
1037 } 1062 }
1038 } else if (!strncmp(upm2->partIdent.ident, UDF_ID_SPARABLE, strlen(UDF_ID_SPARABLE))) { 1063 } else if (!strncmp(upm2->partIdent.ident, UDF_ID_SPARABLE, strlen(UDF_ID_SPARABLE))) {
1039 uint32_t loc; 1064 uint32_t loc;
@@ -1041,33 +1066,33 @@ static int udf_load_logicalvol(struct super_block *sb, struct buffer_head *bh,
1041 struct sparingTable *st; 1066 struct sparingTable *st;
1042 struct sparablePartitionMap *spm = (struct sparablePartitionMap *)&(lvd->partitionMaps[offset]); 1067 struct sparablePartitionMap *spm = (struct sparablePartitionMap *)&(lvd->partitionMaps[offset]);
1043 1068
1044 UDF_SB_PARTTYPE(sb, i) = UDF_SPARABLE_MAP15; 1069 map->s_partition_type = UDF_SPARABLE_MAP15;
1045 UDF_SB_TYPESPAR(sb, i).s_packet_len = le16_to_cpu(spm->packetLength); 1070 map->s_type_specific.s_sparing.s_packet_len = le16_to_cpu(spm->packetLength);
1046 for (j = 0; j < spm->numSparingTables; j++) { 1071 for (j = 0; j < spm->numSparingTables; j++) {
1047 loc = le32_to_cpu(spm->locSparingTable[j]); 1072 loc = le32_to_cpu(spm->locSparingTable[j]);
1048 UDF_SB_TYPESPAR(sb, i).s_spar_map[j] = 1073 map->s_type_specific.s_sparing.s_spar_map[j] =
1049 udf_read_tagged(sb, loc, loc, &ident); 1074 udf_read_tagged(sb, loc, loc, &ident);
1050 if (UDF_SB_TYPESPAR(sb, i).s_spar_map[j] != NULL) { 1075 if (map->s_type_specific.s_sparing.s_spar_map[j] != NULL) {
1051 st = (struct sparingTable *)UDF_SB_TYPESPAR(sb, i).s_spar_map[j]->b_data; 1076 st = (struct sparingTable *)map->s_type_specific.s_sparing.s_spar_map[j]->b_data;
1052 if (ident != 0 || 1077 if (ident != 0 ||
1053 strncmp(st->sparingIdent.ident, UDF_ID_SPARING, strlen(UDF_ID_SPARING))) { 1078 strncmp(st->sparingIdent.ident, UDF_ID_SPARING, strlen(UDF_ID_SPARING))) {
1054 brelse(UDF_SB_TYPESPAR(sb, i).s_spar_map[j]); 1079 brelse(map->s_type_specific.s_sparing.s_spar_map[j]);
1055 UDF_SB_TYPESPAR(sb, i).s_spar_map[j] = NULL; 1080 map->s_type_specific.s_sparing.s_spar_map[j] = NULL;
1056 } 1081 }
1057 } 1082 }
1058 } 1083 }
1059 UDF_SB_PARTFUNC(sb, i) = udf_get_pblock_spar15; 1084 map->s_partition_func = udf_get_pblock_spar15;
1060 } else { 1085 } else {
1061 udf_debug("Unknown ident: %s\n", 1086 udf_debug("Unknown ident: %s\n",
1062 upm2->partIdent.ident); 1087 upm2->partIdent.ident);
1063 continue; 1088 continue;
1064 } 1089 }
1065 UDF_SB_PARTVSN(sb, i) = le16_to_cpu(upm2->volSeqNum); 1090 map->s_volumeseqnum = le16_to_cpu(upm2->volSeqNum);
1066 UDF_SB_PARTNUM(sb, i) = le16_to_cpu(upm2->partitionNum); 1091 map->s_partition_num = le16_to_cpu(upm2->partitionNum);
1067 } 1092 }
1068 udf_debug("Partition (%d:%d) type %d on volume %d\n", 1093 udf_debug("Partition (%d:%d) type %d on volume %d\n",
1069 i, UDF_SB_PARTNUM(sb, i), type, 1094 i, map->s_partition_num, type,
1070 UDF_SB_PARTVSN(sb, i)); 1095 map->s_volumeseqnum);
1071 } 1096 }
1072 1097
1073 if (fileset) { 1098 if (fileset) {
@@ -1092,23 +1117,26 @@ static void udf_load_logicalvolint(struct super_block *sb, kernel_extent_ad loc)
1092{ 1117{
1093 struct buffer_head *bh = NULL; 1118 struct buffer_head *bh = NULL;
1094 uint16_t ident; 1119 uint16_t ident;
1120 struct udf_sb_info *sbi = UDF_SB(sb);
1121 struct logicalVolIntegrityDesc *lvid;
1095 1122
1096 while (loc.extLength > 0 && 1123 while (loc.extLength > 0 &&
1097 (bh = udf_read_tagged(sb, loc.extLocation, 1124 (bh = udf_read_tagged(sb, loc.extLocation,
1098 loc.extLocation, &ident)) && 1125 loc.extLocation, &ident)) &&
1099 ident == TAG_IDENT_LVID) { 1126 ident == TAG_IDENT_LVID) {
1100 UDF_SB_LVIDBH(sb) = bh; 1127 sbi->s_lvid_bh = bh;
1128 lvid = (struct logicalVolIntegrityDesc *)bh->b_data;
1101 1129
1102 if (UDF_SB_LVID(sb)->nextIntegrityExt.extLength) 1130 if (lvid->nextIntegrityExt.extLength)
1103 udf_load_logicalvolint(sb, 1131 udf_load_logicalvolint(sb,
1104 leea_to_cpu(UDF_SB_LVID(sb)->nextIntegrityExt)); 1132 leea_to_cpu(lvid->nextIntegrityExt));
1105 1133
1106 if (UDF_SB_LVIDBH(sb) != bh) 1134 if (sbi->s_lvid_bh != bh)
1107 brelse(bh); 1135 brelse(bh);
1108 loc.extLength -= sb->s_blocksize; 1136 loc.extLength -= sb->s_blocksize;
1109 loc.extLocation++; 1137 loc.extLocation++;
1110 } 1138 }
1111 if (UDF_SB_LVIDBH(sb) != bh) 1139 if (sbi->s_lvid_bh != bh)
1112 brelse(bh); 1140 brelse(bh);
1113} 1141}
1114 1142
@@ -1259,10 +1287,11 @@ static int udf_check_valid(struct super_block *sb, int novrs, int silent)
1259 else { 1287 else {
1260 block = udf_vrs(sb, silent); 1288 block = udf_vrs(sb, silent);
1261 if (block == -1) { 1289 if (block == -1) {
1290 struct udf_sb_info *sbi = UDF_SB(sb);
1262 udf_debug("Failed to read byte 32768. Assuming open " 1291 udf_debug("Failed to read byte 32768. Assuming open "
1263 "disc. Skipping validity check\n"); 1292 "disc. Skipping validity check\n");
1264 if (!UDF_SB_LASTBLOCK(sb)) 1293 if (!sbi->s_last_block)
1265 UDF_SB_LASTBLOCK(sb) = udf_get_last_block(sb); 1294 sbi->s_last_block = udf_get_last_block(sb);
1266 return 0; 1295 return 0;
1267 } else 1296 } else
1268 return !block; 1297 return !block;
@@ -1276,14 +1305,16 @@ static int udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
1276 struct buffer_head *bh; 1305 struct buffer_head *bh;
1277 long main_s, main_e, reserve_s, reserve_e; 1306 long main_s, main_e, reserve_s, reserve_e;
1278 int i, j; 1307 int i, j;
1308 struct udf_sb_info *sbi;
1279 1309
1280 if (!sb) 1310 if (!sb)
1281 return 1; 1311 return 1;
1312 sbi = UDF_SB(sb);
1282 1313
1283 for (i = 0; i < ARRAY_SIZE(UDF_SB_ANCHOR(sb)); i++) { 1314 for (i = 0; i < ARRAY_SIZE(sbi->s_anchor); i++) {
1284 if (UDF_SB_ANCHOR(sb)[i] && 1315 if (sbi->s_anchor[i] &&
1285 (bh = udf_read_tagged(sb, UDF_SB_ANCHOR(sb)[i], 1316 (bh = udf_read_tagged(sb, sbi->s_anchor[i],
1286 UDF_SB_ANCHOR(sb)[i], &ident))) { 1317 sbi->s_anchor[i], &ident))) {
1287 anchor = (struct anchorVolDescPtr *)bh->b_data; 1318 anchor = (struct anchorVolDescPtr *)bh->b_data;
1288 1319
1289 /* Locate the main sequence */ 1320 /* Locate the main sequence */
@@ -1308,68 +1339,72 @@ static int udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
1308 } 1339 }
1309 } 1340 }
1310 1341
1311 if (i == ARRAY_SIZE(UDF_SB_ANCHOR(sb))) { 1342 if (i == ARRAY_SIZE(sbi->s_anchor)) {
1312 udf_debug("No Anchor block found\n"); 1343 udf_debug("No Anchor block found\n");
1313 return 1; 1344 return 1;
1314 } else 1345 } else
1315 udf_debug("Using anchor in block %d\n", UDF_SB_ANCHOR(sb)[i]); 1346 udf_debug("Using anchor in block %d\n", sbi->s_anchor[i]);
1316 1347
1317 for (i = 0; i < UDF_SB_NUMPARTS(sb); i++) { 1348 for (i = 0; i < sbi->s_partitions; i++) {
1318 kernel_lb_addr uninitialized_var(ino); 1349 kernel_lb_addr uninitialized_var(ino);
1319 switch (UDF_SB_PARTTYPE(sb, i)) { 1350 struct udf_part_map *map = &sbi->s_partmaps[i];
1351 switch (map->s_partition_type) {
1320 case UDF_VIRTUAL_MAP15: 1352 case UDF_VIRTUAL_MAP15:
1321 case UDF_VIRTUAL_MAP20: 1353 case UDF_VIRTUAL_MAP20:
1322 if (!UDF_SB_LASTBLOCK(sb)) { 1354 if (!sbi->s_last_block) {
1323 UDF_SB_LASTBLOCK(sb) = udf_get_last_block(sb); 1355 sbi->s_last_block = udf_get_last_block(sb);
1324 udf_find_anchor(sb); 1356 udf_find_anchor(sb);
1325 } 1357 }
1326 1358
1327 if (!UDF_SB_LASTBLOCK(sb)) { 1359 if (!sbi->s_last_block) {
1328 udf_debug("Unable to determine Lastblock (For " 1360 udf_debug("Unable to determine Lastblock (For "
1329 "Virtual Partition)\n"); 1361 "Virtual Partition)\n");
1330 return 1; 1362 return 1;
1331 } 1363 }
1332 1364
1333 for (j = 0; j < UDF_SB_NUMPARTS(sb); j++) { 1365 for (j = 0; j < sbi->s_partitions; j++) {
1366 struct udf_part_map *map2 = &sbi->s_partmaps[j];
1334 if (j != i && 1367 if (j != i &&
1335 UDF_SB_PARTVSN(sb, i) == UDF_SB_PARTVSN(sb, j) && 1368 map->s_volumeseqnum == map2->s_volumeseqnum &&
1336 UDF_SB_PARTNUM(sb, i) == UDF_SB_PARTNUM(sb, j)) { 1369 map->s_partition_num == map2->s_partition_num) {
1337 ino.partitionReferenceNum = j; 1370 ino.partitionReferenceNum = j;
1338 ino.logicalBlockNum = UDF_SB_LASTBLOCK(sb) - UDF_SB_PARTROOT(sb, j); 1371 ino.logicalBlockNum = sbi->s_last_block - map2->s_partition_root;
1339 break; 1372 break;
1340 } 1373 }
1341 } 1374 }
1342 1375
1343 if (j == UDF_SB_NUMPARTS(sb)) 1376 if (j == sbi->s_partitions)
1344 return 1; 1377 return 1;
1345 1378
1346 UDF_SB_VAT(sb) = udf_iget(sb, ino); 1379 sbi->s_vat_inode = udf_iget(sb, ino);
1347 if (!UDF_SB_VAT(sb)) 1380 if (!sbi->s_vat_inode)
1348 return 1; 1381 return 1;
1349 1382
1350 if (UDF_SB_PARTTYPE(sb, i) == UDF_VIRTUAL_MAP15) { 1383 if (map->s_partition_type == UDF_VIRTUAL_MAP15) {
1351 UDF_SB_TYPEVIRT(sb, i).s_start_offset = 1384 map->s_type_specific.s_virtual.s_start_offset =
1352 udf_ext0_offset(UDF_SB_VAT(sb)); 1385 udf_ext0_offset(sbi->s_vat_inode);
1353 UDF_SB_TYPEVIRT(sb, i).s_num_entries = 1386 map->s_type_specific.s_virtual.s_num_entries =
1354 (UDF_SB_VAT(sb)->i_size - 36) >> 2; 1387 (sbi->s_vat_inode->i_size - 36) >> 2;
1355 } else if (UDF_SB_PARTTYPE(sb, i) == UDF_VIRTUAL_MAP20) { 1388 } else if (map->s_partition_type == UDF_VIRTUAL_MAP20) {
1356 struct buffer_head *bh = NULL; 1389 struct buffer_head *bh = NULL;
1357 uint32_t pos; 1390 uint32_t pos;
1358 1391
1359 pos = udf_block_map(UDF_SB_VAT(sb), 0); 1392 pos = udf_block_map(sbi->s_vat_inode, 0);
1360 bh = sb_bread(sb, pos); 1393 bh = sb_bread(sb, pos);
1361 if (!bh) 1394 if (!bh)
1362 return 1; 1395 return 1;
1363 UDF_SB_TYPEVIRT(sb, i).s_start_offset = 1396 map->s_type_specific.s_virtual.s_start_offset =
1364 le16_to_cpu(((struct virtualAllocationTable20 *)bh->b_data + 1397 le16_to_cpu(((struct virtualAllocationTable20 *)bh->b_data +
1365 udf_ext0_offset(UDF_SB_VAT(sb)))->lengthHeader) + 1398 udf_ext0_offset(sbi->s_vat_inode))->lengthHeader) +
1366 udf_ext0_offset(UDF_SB_VAT(sb)); 1399 udf_ext0_offset(sbi->s_vat_inode);
1367 UDF_SB_TYPEVIRT(sb, i).s_num_entries = (UDF_SB_VAT(sb)->i_size - 1400 map->s_type_specific.s_virtual.s_num_entries = (sbi->s_vat_inode->i_size -
1368 UDF_SB_TYPEVIRT(sb, i).s_start_offset) >> 2; 1401 map->s_type_specific.s_virtual.s_start_offset) >> 2;
1369 brelse(bh); 1402 brelse(bh);
1370 } 1403 }
1371 UDF_SB_PARTROOT(sb, i) = udf_get_pblock(sb, 0, i, 0); 1404 map->s_partition_root = udf_get_pblock(sb, 0, i, 0);
1372 UDF_SB_PARTLEN(sb, i) = UDF_SB_PARTLEN(sb, ino.partitionReferenceNum); 1405 map->s_partition_len =
1406 sbi->s_partmaps[ino.partitionReferenceNum].
1407 s_partition_len;
1373 } 1408 }
1374 } 1409 }
1375 return 0; 1410 return 0;
@@ -1377,26 +1412,30 @@ static int udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
1377 1412
1378static void udf_open_lvid(struct super_block *sb) 1413static void udf_open_lvid(struct super_block *sb)
1379{ 1414{
1380 if (UDF_SB_LVIDBH(sb)) { 1415 struct udf_sb_info *sbi = UDF_SB(sb);
1416 struct buffer_head *bh = sbi->s_lvid_bh;
1417 if (bh) {
1381 int i; 1418 int i;
1382 kernel_timestamp cpu_time; 1419 kernel_timestamp cpu_time;
1420 struct logicalVolIntegrityDesc *lvid = (struct logicalVolIntegrityDesc *)bh->b_data;
1421 struct logicalVolIntegrityDescImpUse *lvidiu = udf_sb_lvidiu(sbi);
1383 1422
1384 UDF_SB_LVIDIU(sb)->impIdent.identSuffix[0] = UDF_OS_CLASS_UNIX; 1423 lvidiu->impIdent.identSuffix[0] = UDF_OS_CLASS_UNIX;
1385 UDF_SB_LVIDIU(sb)->impIdent.identSuffix[1] = UDF_OS_ID_LINUX; 1424 lvidiu->impIdent.identSuffix[1] = UDF_OS_ID_LINUX;
1386 if (udf_time_to_stamp(&cpu_time, CURRENT_TIME)) 1425 if (udf_time_to_stamp(&cpu_time, CURRENT_TIME))
1387 UDF_SB_LVID(sb)->recordingDateAndTime = cpu_to_lets(cpu_time); 1426 lvid->recordingDateAndTime = cpu_to_lets(cpu_time);
1388 UDF_SB_LVID(sb)->integrityType = LVID_INTEGRITY_TYPE_OPEN; 1427 lvid->integrityType = LVID_INTEGRITY_TYPE_OPEN;
1389 1428
1390 UDF_SB_LVID(sb)->descTag.descCRC = cpu_to_le16(udf_crc((char *)UDF_SB_LVID(sb) + sizeof(tag), 1429 lvid->descTag.descCRC = cpu_to_le16(udf_crc((char *)lvid + sizeof(tag),
1391 le16_to_cpu(UDF_SB_LVID(sb)->descTag.descCRCLength), 0)); 1430 le16_to_cpu(lvid->descTag.descCRCLength), 0));
1392 1431
1393 UDF_SB_LVID(sb)->descTag.tagChecksum = 0; 1432 lvid->descTag.tagChecksum = 0;
1394 for (i = 0; i < 16; i++) 1433 for (i = 0; i < 16; i++)
1395 if (i != 4) 1434 if (i != 4)
1396 UDF_SB_LVID(sb)->descTag.tagChecksum += 1435 lvid->descTag.tagChecksum +=
1397 ((uint8_t *) &(UDF_SB_LVID(sb)->descTag))[i]; 1436 ((uint8_t *) &(lvid->descTag))[i];
1398 1437
1399 mark_buffer_dirty(UDF_SB_LVIDBH(sb)); 1438 mark_buffer_dirty(bh);
1400 } 1439 }
1401} 1440}
1402 1441
@@ -1404,32 +1443,40 @@ static void udf_close_lvid(struct super_block *sb)
1404{ 1443{
1405 kernel_timestamp cpu_time; 1444 kernel_timestamp cpu_time;
1406 int i; 1445 int i;
1446 struct udf_sb_info *sbi = UDF_SB(sb);
1447 struct buffer_head *bh = sbi->s_lvid_bh;
1448 struct logicalVolIntegrityDesc *lvid;
1407 1449
1408 if (UDF_SB_LVIDBH(sb) && 1450 if (!bh)
1409 UDF_SB_LVID(sb)->integrityType == LVID_INTEGRITY_TYPE_OPEN) { 1451 return;
1410 UDF_SB_LVIDIU(sb)->impIdent.identSuffix[0] = UDF_OS_CLASS_UNIX; 1452
1411 UDF_SB_LVIDIU(sb)->impIdent.identSuffix[1] = UDF_OS_ID_LINUX; 1453 lvid = (struct logicalVolIntegrityDesc *)bh->b_data;
1454
1455 if (lvid->integrityType == LVID_INTEGRITY_TYPE_OPEN) {
1456 struct logicalVolIntegrityDescImpUse *lvidiu = udf_sb_lvidiu(sbi);
1457 lvidiu->impIdent.identSuffix[0] = UDF_OS_CLASS_UNIX;
1458 lvidiu->impIdent.identSuffix[1] = UDF_OS_ID_LINUX;
1412 if (udf_time_to_stamp(&cpu_time, CURRENT_TIME)) 1459 if (udf_time_to_stamp(&cpu_time, CURRENT_TIME))
1413 UDF_SB_LVID(sb)->recordingDateAndTime = cpu_to_lets(cpu_time); 1460 lvid->recordingDateAndTime = cpu_to_lets(cpu_time);
1414 if (UDF_MAX_WRITE_VERSION > le16_to_cpu(UDF_SB_LVIDIU(sb)->maxUDFWriteRev)) 1461 if (UDF_MAX_WRITE_VERSION > le16_to_cpu(lvidiu->maxUDFWriteRev))
1415 UDF_SB_LVIDIU(sb)->maxUDFWriteRev = cpu_to_le16(UDF_MAX_WRITE_VERSION); 1462 lvidiu->maxUDFWriteRev = cpu_to_le16(UDF_MAX_WRITE_VERSION);
1416 if (UDF_SB_UDFREV(sb) > le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFReadRev)) 1463 if (sbi->s_udfrev > le16_to_cpu(lvidiu->minUDFReadRev))
1417 UDF_SB_LVIDIU(sb)->minUDFReadRev = cpu_to_le16(UDF_SB_UDFREV(sb)); 1464 lvidiu->minUDFReadRev = cpu_to_le16(sbi->s_udfrev);
1418 if (UDF_SB_UDFREV(sb) > le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFWriteRev)) 1465 if (sbi->s_udfrev > le16_to_cpu(lvidiu->minUDFWriteRev))
1419 UDF_SB_LVIDIU(sb)->minUDFWriteRev = cpu_to_le16(UDF_SB_UDFREV(sb)); 1466 lvidiu->minUDFWriteRev = cpu_to_le16(sbi->s_udfrev);
1420 UDF_SB_LVID(sb)->integrityType = cpu_to_le32(LVID_INTEGRITY_TYPE_CLOSE); 1467 lvid->integrityType = cpu_to_le32(LVID_INTEGRITY_TYPE_CLOSE);
1421 1468
1422 UDF_SB_LVID(sb)->descTag.descCRC = 1469 lvid->descTag.descCRC =
1423 cpu_to_le16(udf_crc((char *)UDF_SB_LVID(sb) + sizeof(tag), 1470 cpu_to_le16(udf_crc((char *)lvid + sizeof(tag),
1424 le16_to_cpu(UDF_SB_LVID(sb)->descTag.descCRCLength), 0)); 1471 le16_to_cpu(lvid->descTag.descCRCLength), 0));
1425 1472
1426 UDF_SB_LVID(sb)->descTag.tagChecksum = 0; 1473 lvid->descTag.tagChecksum = 0;
1427 for (i = 0; i < 16; i++) 1474 for (i = 0; i < 16; i++)
1428 if (i != 4) 1475 if (i != 4)
1429 UDF_SB_LVID(sb)->descTag.tagChecksum += 1476 lvid->descTag.tagChecksum +=
1430 ((uint8_t *)&(UDF_SB_LVID(sb)->descTag))[i]; 1477 ((uint8_t *)&(lvid->descTag))[i];
1431 1478
1432 mark_buffer_dirty(UDF_SB_LVIDBH(sb)); 1479 mark_buffer_dirty(bh);
1433 } 1480 }
1434} 1481}
1435 1482
@@ -1462,12 +1509,11 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
1462 uopt.gid = -1; 1509 uopt.gid = -1;
1463 uopt.umask = 0; 1510 uopt.umask = 0;
1464 1511
1465 sbi = kmalloc(sizeof(struct udf_sb_info), GFP_KERNEL); 1512 sbi = kzalloc(sizeof(struct udf_sb_info), GFP_KERNEL);
1466 if (!sbi) 1513 if (!sbi)
1467 return -ENOMEM; 1514 return -ENOMEM;
1468 1515
1469 sb->s_fs_info = sbi; 1516 sb->s_fs_info = sbi;
1470 memset(UDF_SB(sb), 0x00, sizeof(struct udf_sb_info));
1471 1517
1472 mutex_init(&sbi->s_alloc_mutex); 1518 mutex_init(&sbi->s_alloc_mutex);
1473 1519
@@ -1495,27 +1541,27 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
1495 fileset.logicalBlockNum = 0xFFFFFFFF; 1541 fileset.logicalBlockNum = 0xFFFFFFFF;
1496 fileset.partitionReferenceNum = 0xFFFF; 1542 fileset.partitionReferenceNum = 0xFFFF;
1497 1543
1498 UDF_SB(sb)->s_flags = uopt.flags; 1544 sbi->s_flags = uopt.flags;
1499 UDF_SB(sb)->s_uid = uopt.uid; 1545 sbi->s_uid = uopt.uid;
1500 UDF_SB(sb)->s_gid = uopt.gid; 1546 sbi->s_gid = uopt.gid;
1501 UDF_SB(sb)->s_umask = uopt.umask; 1547 sbi->s_umask = uopt.umask;
1502 UDF_SB(sb)->s_nls_map = uopt.nls_map; 1548 sbi->s_nls_map = uopt.nls_map;
1503 1549
1504 /* Set the block size for all transfers */ 1550 /* Set the block size for all transfers */
1505 if (!udf_set_blocksize(sb, uopt.blocksize)) 1551 if (!udf_set_blocksize(sb, uopt.blocksize))
1506 goto error_out; 1552 goto error_out;
1507 1553
1508 if (uopt.session == 0xFFFFFFFF) 1554 if (uopt.session == 0xFFFFFFFF)
1509 UDF_SB_SESSION(sb) = udf_get_last_session(sb); 1555 sbi->s_session = udf_get_last_session(sb);
1510 else 1556 else
1511 UDF_SB_SESSION(sb) = uopt.session; 1557 sbi->s_session = uopt.session;
1512 1558
1513 udf_debug("Multi-session=%d\n", UDF_SB_SESSION(sb)); 1559 udf_debug("Multi-session=%d\n", sbi->s_session);
1514 1560
1515 UDF_SB_LASTBLOCK(sb) = uopt.lastblock; 1561 sbi->s_last_block = uopt.lastblock;
1516 UDF_SB_ANCHOR(sb)[0] = UDF_SB_ANCHOR(sb)[1] = 0; 1562 sbi->s_anchor[0] = sbi->s_anchor[1] = 0;
1517 UDF_SB_ANCHOR(sb)[2] = uopt.anchor; 1563 sbi->s_anchor[2] = uopt.anchor;
1518 UDF_SB_ANCHOR(sb)[3] = 256; 1564 sbi->s_anchor[3] = 256;
1519 1565
1520 if (udf_check_valid(sb, uopt.novrs, silent)) { 1566 if (udf_check_valid(sb, uopt.novrs, silent)) {
1521 /* read volume recognition sequences */ 1567 /* read volume recognition sequences */
@@ -1537,23 +1583,24 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
1537 goto error_out; 1583 goto error_out;
1538 } 1584 }
1539 1585
1540 udf_debug("Lastblock=%d\n", UDF_SB_LASTBLOCK(sb)); 1586 udf_debug("Lastblock=%d\n", sbi->s_last_block);
1541 1587
1542 if (UDF_SB_LVIDBH(sb)) { 1588 if (sbi->s_lvid_bh) {
1543 uint16_t minUDFReadRev = le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFReadRev); 1589 struct logicalVolIntegrityDescImpUse *lvidiu = udf_sb_lvidiu(sbi);
1544 uint16_t minUDFWriteRev = le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFWriteRev); 1590 uint16_t minUDFReadRev = le16_to_cpu(lvidiu->minUDFReadRev);
1545 /* uint16_t maxUDFWriteRev = le16_to_cpu(UDF_SB_LVIDIU(sb)->maxUDFWriteRev); */ 1591 uint16_t minUDFWriteRev = le16_to_cpu(lvidiu->minUDFWriteRev);
1592 /* uint16_t maxUDFWriteRev = le16_to_cpu(lvidiu->maxUDFWriteRev); */
1546 1593
1547 if (minUDFReadRev > UDF_MAX_READ_VERSION) { 1594 if (minUDFReadRev > UDF_MAX_READ_VERSION) {
1548 printk(KERN_ERR "UDF-fs: minUDFReadRev=%x (max is %x)\n", 1595 printk(KERN_ERR "UDF-fs: minUDFReadRev=%x (max is %x)\n",
1549 le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFReadRev), 1596 le16_to_cpu(lvidiu->minUDFReadRev),
1550 UDF_MAX_READ_VERSION); 1597 UDF_MAX_READ_VERSION);
1551 goto error_out; 1598 goto error_out;
1552 } else if (minUDFWriteRev > UDF_MAX_WRITE_VERSION) { 1599 } else if (minUDFWriteRev > UDF_MAX_WRITE_VERSION) {
1553 sb->s_flags |= MS_RDONLY; 1600 sb->s_flags |= MS_RDONLY;
1554 } 1601 }
1555 1602
1556 UDF_SB_UDFREV(sb) = minUDFWriteRev; 1603 sbi->s_udfrev = minUDFWriteRev;
1557 1604
1558 if (minUDFReadRev >= UDF_VERS_USE_EXTENDED_FE) 1605 if (minUDFReadRev >= UDF_VERS_USE_EXTENDED_FE)
1559 UDF_SET_FLAG(sb, UDF_FLAG_USE_EXTENDED_FE); 1606 UDF_SET_FLAG(sb, UDF_FLAG_USE_EXTENDED_FE);
@@ -1561,12 +1608,12 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
1561 UDF_SET_FLAG(sb, UDF_FLAG_USE_STREAMS); 1608 UDF_SET_FLAG(sb, UDF_FLAG_USE_STREAMS);
1562 } 1609 }
1563 1610
1564 if (!UDF_SB_NUMPARTS(sb)) { 1611 if (!sbi->s_partitions) {
1565 printk(KERN_WARNING "UDF-fs: No partition found (2)\n"); 1612 printk(KERN_WARNING "UDF-fs: No partition found (2)\n");
1566 goto error_out; 1613 goto error_out;
1567 } 1614 }
1568 1615
1569 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_READ_ONLY) { 1616 if (sbi->s_partmaps[sbi->s_partition].s_partition_flags & UDF_PART_FLAG_READ_ONLY) {
1570 printk(KERN_NOTICE "UDF-fs: Partition marked readonly; forcing readonly mount\n"); 1617 printk(KERN_NOTICE "UDF-fs: Partition marked readonly; forcing readonly mount\n");
1571 sb->s_flags |= MS_RDONLY; 1618 sb->s_flags |= MS_RDONLY;
1572 } 1619 }
@@ -1578,12 +1625,12 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
1578 1625
1579 if (!silent) { 1626 if (!silent) {
1580 kernel_timestamp ts; 1627 kernel_timestamp ts;
1581 udf_time_to_stamp(&ts, UDF_SB_RECORDTIME(sb)); 1628 udf_time_to_stamp(&ts, sbi->s_record_time);
1582 udf_info("UDF %s (%s) Mounting volume '%s', " 1629 udf_info("UDF %s (%s) Mounting volume '%s', "
1583 "timestamp %04u/%02u/%02u %02u:%02u (%x)\n", 1630 "timestamp %04u/%02u/%02u %02u:%02u (%x)\n",
1584 UDFFS_VERSION, UDFFS_DATE, 1631 UDFFS_VERSION, UDFFS_DATE,
1585 UDF_SB_VOLIDENT(sb), ts.year, ts.month, ts.day, ts.hour, ts.minute, 1632 sbi->s_volume_ident, ts.year, ts.month, ts.day,
1586 ts.typeAndTimezone); 1633 ts.hour, ts.minute, ts.typeAndTimezone);
1587 } 1634 }
1588 if (!(sb->s_flags & MS_RDONLY)) 1635 if (!(sb->s_flags & MS_RDONLY))
1589 udf_open_lvid(sb); 1636 udf_open_lvid(sb);
@@ -1609,30 +1656,31 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
1609 return 0; 1656 return 0;
1610 1657
1611error_out: 1658error_out:
1612 if (UDF_SB_VAT(sb)) 1659 if (sbi->s_vat_inode)
1613 iput(UDF_SB_VAT(sb)); 1660 iput(sbi->s_vat_inode);
1614 if (UDF_SB_NUMPARTS(sb)) { 1661 if (sbi->s_partitions) {
1615 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_TABLE) 1662 struct udf_part_map *map = &sbi->s_partmaps[sbi->s_partition];
1616 iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_uspace.s_table); 1663 if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_TABLE)
1617 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_TABLE) 1664 iput(map->s_uspace.s_table);
1618 iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.s_table); 1665 if (map->s_partition_flags & UDF_PART_FLAG_FREED_TABLE)
1619 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_BITMAP) 1666 iput(map->s_fspace.s_table);
1620 UDF_SB_FREE_BITMAP(sb, UDF_SB_PARTITION(sb), s_uspace); 1667 if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_BITMAP)
1621 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_BITMAP) 1668 UDF_SB_FREE_BITMAP(sb, sbi->s_partition, s_uspace);
1622 UDF_SB_FREE_BITMAP(sb, UDF_SB_PARTITION(sb), s_fspace); 1669 if (map->s_partition_flags & UDF_PART_FLAG_FREED_BITMAP)
1623 if (UDF_SB_PARTTYPE(sb, UDF_SB_PARTITION(sb)) == UDF_SPARABLE_MAP15) { 1670 UDF_SB_FREE_BITMAP(sb, sbi->s_partition, s_fspace);
1671 if (map->s_partition_type == UDF_SPARABLE_MAP15)
1624 for (i = 0; i < 4; i++) 1672 for (i = 0; i < 4; i++)
1625 brelse(UDF_SB_TYPESPAR(sb, UDF_SB_PARTITION(sb)).s_spar_map[i]); 1673 brelse(map->s_type_specific.s_sparing.s_spar_map[i]);
1626 }
1627 } 1674 }
1628#ifdef CONFIG_UDF_NLS 1675#ifdef CONFIG_UDF_NLS
1629 if (UDF_QUERY_FLAG(sb, UDF_FLAG_NLS_MAP)) 1676 if (UDF_QUERY_FLAG(sb, UDF_FLAG_NLS_MAP))
1630 unload_nls(UDF_SB(sb)->s_nls_map); 1677 unload_nls(sbi->s_nls_map);
1631#endif 1678#endif
1632 if (!(sb->s_flags & MS_RDONLY)) 1679 if (!(sb->s_flags & MS_RDONLY))
1633 udf_close_lvid(sb); 1680 udf_close_lvid(sb);
1634 brelse(UDF_SB_LVIDBH(sb)); 1681 brelse(sbi->s_lvid_bh);
1635 UDF_SB_FREE(sb); 1682
1683 kfree(sbi->s_partmaps);
1636 kfree(sbi); 1684 kfree(sbi);
1637 sb->s_fs_info = NULL; 1685 sb->s_fs_info = NULL;
1638 1686
@@ -1683,31 +1731,33 @@ void udf_warning(struct super_block *sb, const char *function,
1683static void udf_put_super(struct super_block *sb) 1731static void udf_put_super(struct super_block *sb)
1684{ 1732{
1685 int i; 1733 int i;
1734 struct udf_sb_info *sbi;
1686 1735
1687 if (UDF_SB_VAT(sb)) 1736 sbi = UDF_SB(sb);
1688 iput(UDF_SB_VAT(sb)); 1737 if (sbi->s_vat_inode)
1689 if (UDF_SB_NUMPARTS(sb)) { 1738 iput(sbi->s_vat_inode);
1690 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_TABLE) 1739 if (sbi->s_partitions) {
1691 iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_uspace.s_table); 1740 struct udf_part_map *map = &sbi->s_partmaps[sbi->s_partition];
1692 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_TABLE) 1741 if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_TABLE)
1693 iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.s_table); 1742 iput(map->s_uspace.s_table);
1694 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_BITMAP) 1743 if (map->s_partition_flags & UDF_PART_FLAG_FREED_TABLE)
1695 UDF_SB_FREE_BITMAP(sb, UDF_SB_PARTITION(sb), s_uspace); 1744 iput(map->s_fspace.s_table);
1696 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_BITMAP) 1745 if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_BITMAP)
1697 UDF_SB_FREE_BITMAP(sb, UDF_SB_PARTITION(sb), s_fspace); 1746 UDF_SB_FREE_BITMAP(sb, sbi->s_partition, s_uspace);
1698 if (UDF_SB_PARTTYPE(sb, UDF_SB_PARTITION(sb)) == UDF_SPARABLE_MAP15) { 1747 if (map->s_partition_flags & UDF_PART_FLAG_FREED_BITMAP)
1748 UDF_SB_FREE_BITMAP(sb, sbi->s_partition, s_fspace);
1749 if (map->s_partition_type == UDF_SPARABLE_MAP15)
1699 for (i = 0; i < 4; i++) 1750 for (i = 0; i < 4; i++)
1700 brelse(UDF_SB_TYPESPAR(sb, UDF_SB_PARTITION(sb)).s_spar_map[i]); 1751 brelse(map->s_type_specific.s_sparing.s_spar_map[i]);
1701 }
1702 } 1752 }
1703#ifdef CONFIG_UDF_NLS 1753#ifdef CONFIG_UDF_NLS
1704 if (UDF_QUERY_FLAG(sb, UDF_FLAG_NLS_MAP)) 1754 if (UDF_QUERY_FLAG(sb, UDF_FLAG_NLS_MAP))
1705 unload_nls(UDF_SB(sb)->s_nls_map); 1755 unload_nls(sbi->s_nls_map);
1706#endif 1756#endif
1707 if (!(sb->s_flags & MS_RDONLY)) 1757 if (!(sb->s_flags & MS_RDONLY))
1708 udf_close_lvid(sb); 1758 udf_close_lvid(sb);
1709 brelse(UDF_SB_LVIDBH(sb)); 1759 brelse(sbi->s_lvid_bh);
1710 UDF_SB_FREE(sb); 1760 kfree(sbi->s_partmaps);
1711 kfree(sb->s_fs_info); 1761 kfree(sb->s_fs_info);
1712 sb->s_fs_info = NULL; 1762 sb->s_fs_info = NULL;
1713} 1763}
@@ -1728,15 +1778,22 @@ static void udf_put_super(struct super_block *sb)
1728static int udf_statfs(struct dentry *dentry, struct kstatfs *buf) 1778static int udf_statfs(struct dentry *dentry, struct kstatfs *buf)
1729{ 1779{
1730 struct super_block *sb = dentry->d_sb; 1780 struct super_block *sb = dentry->d_sb;
1781 struct udf_sb_info *sbi = UDF_SB(sb);
1782 struct logicalVolIntegrityDescImpUse *lvidiu;
1783
1784 if (sbi->s_lvid_bh != NULL)
1785 lvidiu = udf_sb_lvidiu(sbi);
1786 else
1787 lvidiu = NULL;
1731 1788
1732 buf->f_type = UDF_SUPER_MAGIC; 1789 buf->f_type = UDF_SUPER_MAGIC;
1733 buf->f_bsize = sb->s_blocksize; 1790 buf->f_bsize = sb->s_blocksize;
1734 buf->f_blocks = UDF_SB_PARTLEN(sb, UDF_SB_PARTITION(sb)); 1791 buf->f_blocks = sbi->s_partmaps[sbi->s_partition].s_partition_len;
1735 buf->f_bfree = udf_count_free(sb); 1792 buf->f_bfree = udf_count_free(sb);
1736 buf->f_bavail = buf->f_bfree; 1793 buf->f_bavail = buf->f_bfree;
1737 buf->f_files = (UDF_SB_LVIDBH(sb) ? 1794 buf->f_files = (lvidiu != NULL ? (le32_to_cpu(lvidiu->numFiles) +
1738 (le32_to_cpu(UDF_SB_LVIDIU(sb)->numFiles) + 1795 le32_to_cpu(lvidiu->numDirs)) : 0)
1739 le32_to_cpu(UDF_SB_LVIDIU(sb)->numDirs)) : 0) + buf->f_bfree; 1796 + buf->f_bfree;
1740 buf->f_ffree = buf->f_bfree; 1797 buf->f_ffree = buf->f_bfree;
1741 /* __kernel_fsid_t f_fsid */ 1798 /* __kernel_fsid_t f_fsid */
1742 buf->f_namelen = UDF_NAME_LEN - 2; 1799 buf->f_namelen = UDF_NAME_LEN - 2;
@@ -1764,7 +1821,7 @@ static unsigned int udf_count_free_bitmap(struct super_block *sb, struct udf_bit
1764 lock_kernel(); 1821 lock_kernel();
1765 1822
1766 loc.logicalBlockNum = bitmap->s_extPosition; 1823 loc.logicalBlockNum = bitmap->s_extPosition;
1767 loc.partitionReferenceNum = UDF_SB_PARTITION(sb); 1824 loc.partitionReferenceNum = UDF_SB(sb)->s_partition;
1768 bh = udf_read_ptagged(sb, loc, 0, &ident); 1825 bh = udf_read_ptagged(sb, loc, 0, &ident);
1769 1826
1770 if (!bh) { 1827 if (!bh) {
@@ -1836,10 +1893,14 @@ static unsigned int udf_count_free_table(struct super_block *sb, struct inode *t
1836static unsigned int udf_count_free(struct super_block *sb) 1893static unsigned int udf_count_free(struct super_block *sb)
1837{ 1894{
1838 unsigned int accum = 0; 1895 unsigned int accum = 0;
1896 struct udf_sb_info *sbi;
1897 struct udf_part_map *map;
1839 1898
1840 if (UDF_SB_LVIDBH(sb)) { 1899 sbi = UDF_SB(sb);
1841 if (le32_to_cpu(UDF_SB_LVID(sb)->numOfPartitions) > UDF_SB_PARTITION(sb)) { 1900 if (sbi->s_lvid_bh) {
1842 accum = le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[UDF_SB_PARTITION(sb)]); 1901 struct logicalVolIntegrityDesc *lvid = (struct logicalVolIntegrityDesc *)sbi->s_lvid_bh->b_data;
1902 if (le32_to_cpu(lvid->numOfPartitions) > sbi->s_partition) {
1903 accum = le32_to_cpu(lvid->freeSpaceTable[sbi->s_partition]);
1843 if (accum == 0xFFFFFFFF) 1904 if (accum == 0xFFFFFFFF)
1844 accum = 0; 1905 accum = 0;
1845 } 1906 }
@@ -1848,24 +1909,25 @@ static unsigned int udf_count_free(struct super_block *sb)
1848 if (accum) 1909 if (accum)
1849 return accum; 1910 return accum;
1850 1911
1851 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_BITMAP) { 1912 map = &sbi->s_partmaps[sbi->s_partition];
1913 if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_BITMAP) {
1852 accum += udf_count_free_bitmap(sb, 1914 accum += udf_count_free_bitmap(sb,
1853 UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_uspace.s_bitmap); 1915 map->s_uspace.s_bitmap);
1854 } 1916 }
1855 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_BITMAP) { 1917 if (map->s_partition_flags & UDF_PART_FLAG_FREED_BITMAP) {
1856 accum += udf_count_free_bitmap(sb, 1918 accum += udf_count_free_bitmap(sb,
1857 UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.s_bitmap); 1919 map->s_fspace.s_bitmap);
1858 } 1920 }
1859 if (accum) 1921 if (accum)
1860 return accum; 1922 return accum;
1861 1923
1862 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_TABLE) { 1924 if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_TABLE) {
1863 accum += udf_count_free_table(sb, 1925 accum += udf_count_free_table(sb,
1864 UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_uspace.s_table); 1926 map->s_uspace.s_table);
1865 } 1927 }
1866 if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_TABLE) { 1928 if (map->s_partition_flags & UDF_PART_FLAG_FREED_TABLE) {
1867 accum += udf_count_free_table(sb, 1929 accum += udf_count_free_table(sb,
1868 UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.s_table); 1930 map->s_fspace.s_table);
1869 } 1931 }
1870 1932
1871 return accum; 1933 return accum;
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-15 03:07:50 -0500