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-rw-r--r--fs/ext3/resize.c33
1 files changed, 17 insertions, 16 deletions
diff --git a/fs/ext3/resize.c b/fs/ext3/resize.c
index 1be78b4b4de..1041dab6de2 100644
--- a/fs/ext3/resize.c
+++ b/fs/ext3/resize.c
@@ -31,7 +31,7 @@ static int verify_group_input(struct super_block *sb,
31 unsigned start = le32_to_cpu(es->s_blocks_count); 31 unsigned start = le32_to_cpu(es->s_blocks_count);
32 unsigned end = start + input->blocks_count; 32 unsigned end = start + input->blocks_count;
33 unsigned group = input->group; 33 unsigned group = input->group;
34 unsigned itend = input->inode_table + EXT3_SB(sb)->s_itb_per_group; 34 unsigned itend = input->inode_table + sbi->s_itb_per_group;
35 unsigned overhead = ext3_bg_has_super(sb, group) ? 35 unsigned overhead = ext3_bg_has_super(sb, group) ?
36 (1 + ext3_bg_num_gdb(sb, group) + 36 (1 + ext3_bg_num_gdb(sb, group) +
37 le16_to_cpu(es->s_reserved_gdt_blocks)) : 0; 37 le16_to_cpu(es->s_reserved_gdt_blocks)) : 0;
@@ -340,7 +340,7 @@ static int verify_reserved_gdb(struct super_block *sb,
340 while ((grp = ext3_list_backups(sb, &three, &five, &seven)) < end) { 340 while ((grp = ext3_list_backups(sb, &three, &five, &seven)) < end) {
341 if (le32_to_cpu(*p++) != grp * EXT3_BLOCKS_PER_GROUP(sb) + blk){ 341 if (le32_to_cpu(*p++) != grp * EXT3_BLOCKS_PER_GROUP(sb) + blk){
342 ext3_warning(sb, __FUNCTION__, 342 ext3_warning(sb, __FUNCTION__,
343 "reserved GDT %ld missing grp %d (%ld)\n", 343 "reserved GDT %ld missing grp %d (%ld)",
344 blk, grp, 344 blk, grp,
345 grp * EXT3_BLOCKS_PER_GROUP(sb) + blk); 345 grp * EXT3_BLOCKS_PER_GROUP(sb) + blk);
346 return -EINVAL; 346 return -EINVAL;
@@ -393,7 +393,7 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
393 if (EXT3_SB(sb)->s_sbh->b_blocknr != 393 if (EXT3_SB(sb)->s_sbh->b_blocknr !=
394 le32_to_cpu(EXT3_SB(sb)->s_es->s_first_data_block)) { 394 le32_to_cpu(EXT3_SB(sb)->s_es->s_first_data_block)) {
395 ext3_warning(sb, __FUNCTION__, 395 ext3_warning(sb, __FUNCTION__,
396 "won't resize using backup superblock at %llu\n", 396 "won't resize using backup superblock at %llu",
397 (unsigned long long)EXT3_SB(sb)->s_sbh->b_blocknr); 397 (unsigned long long)EXT3_SB(sb)->s_sbh->b_blocknr);
398 return -EPERM; 398 return -EPERM;
399 } 399 }
@@ -417,7 +417,7 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
417 data = (__u32 *)dind->b_data; 417 data = (__u32 *)dind->b_data;
418 if (le32_to_cpu(data[gdb_num % EXT3_ADDR_PER_BLOCK(sb)]) != gdblock) { 418 if (le32_to_cpu(data[gdb_num % EXT3_ADDR_PER_BLOCK(sb)]) != gdblock) {
419 ext3_warning(sb, __FUNCTION__, 419 ext3_warning(sb, __FUNCTION__,
420 "new group %u GDT block %lu not reserved\n", 420 "new group %u GDT block %lu not reserved",
421 input->group, gdblock); 421 input->group, gdblock);
422 err = -EINVAL; 422 err = -EINVAL;
423 goto exit_dind; 423 goto exit_dind;
@@ -540,7 +540,7 @@ static int reserve_backup_gdb(handle_t *handle, struct inode *inode,
540 for (res = 0; res < reserved_gdb; res++, blk++) { 540 for (res = 0; res < reserved_gdb; res++, blk++) {
541 if (le32_to_cpu(*data) != blk) { 541 if (le32_to_cpu(*data) != blk) {
542 ext3_warning(sb, __FUNCTION__, 542 ext3_warning(sb, __FUNCTION__,
543 "reserved block %lu not at offset %ld\n", 543 "reserved block %lu not at offset %ld",
544 blk, (long)(data - (__u32 *)dind->b_data)); 544 blk, (long)(data - (__u32 *)dind->b_data));
545 err = -EINVAL; 545 err = -EINVAL;
546 goto exit_bh; 546 goto exit_bh;
@@ -683,7 +683,7 @@ exit_err:
683 if (err) { 683 if (err) {
684 ext3_warning(sb, __FUNCTION__, 684 ext3_warning(sb, __FUNCTION__,
685 "can't update backup for group %d (err %d), " 685 "can't update backup for group %d (err %d), "
686 "forcing fsck on next reboot\n", group, err); 686 "forcing fsck on next reboot", group, err);
687 sbi->s_mount_state &= ~EXT3_VALID_FS; 687 sbi->s_mount_state &= ~EXT3_VALID_FS;
688 sbi->s_es->s_state &= ~cpu_to_le16(EXT3_VALID_FS); 688 sbi->s_es->s_state &= ~cpu_to_le16(EXT3_VALID_FS);
689 mark_buffer_dirty(sbi->s_sbh); 689 mark_buffer_dirty(sbi->s_sbh);
@@ -722,7 +722,7 @@ int ext3_group_add(struct super_block *sb, struct ext3_new_group_data *input)
722 if (gdb_off == 0 && !EXT3_HAS_RO_COMPAT_FEATURE(sb, 722 if (gdb_off == 0 && !EXT3_HAS_RO_COMPAT_FEATURE(sb,
723 EXT3_FEATURE_RO_COMPAT_SPARSE_SUPER)) { 723 EXT3_FEATURE_RO_COMPAT_SPARSE_SUPER)) {
724 ext3_warning(sb, __FUNCTION__, 724 ext3_warning(sb, __FUNCTION__,
725 "Can't resize non-sparse filesystem further\n"); 725 "Can't resize non-sparse filesystem further");
726 return -EPERM; 726 return -EPERM;
727 } 727 }
728 728
@@ -730,13 +730,13 @@ int ext3_group_add(struct super_block *sb, struct ext3_new_group_data *input)
730 if (!EXT3_HAS_COMPAT_FEATURE(sb, 730 if (!EXT3_HAS_COMPAT_FEATURE(sb,
731 EXT3_FEATURE_COMPAT_RESIZE_INODE)){ 731 EXT3_FEATURE_COMPAT_RESIZE_INODE)){
732 ext3_warning(sb, __FUNCTION__, 732 ext3_warning(sb, __FUNCTION__,
733 "No reserved GDT blocks, can't resize\n"); 733 "No reserved GDT blocks, can't resize");
734 return -EPERM; 734 return -EPERM;
735 } 735 }
736 inode = iget(sb, EXT3_RESIZE_INO); 736 inode = iget(sb, EXT3_RESIZE_INO);
737 if (!inode || is_bad_inode(inode)) { 737 if (!inode || is_bad_inode(inode)) {
738 ext3_warning(sb, __FUNCTION__, 738 ext3_warning(sb, __FUNCTION__,
739 "Error opening resize inode\n"); 739 "Error opening resize inode");
740 iput(inode); 740 iput(inode);
741 return -ENOENT; 741 return -ENOENT;
742 } 742 }
@@ -764,9 +764,10 @@ int ext3_group_add(struct super_block *sb, struct ext3_new_group_data *input)
764 } 764 }
765 765
766 lock_super(sb); 766 lock_super(sb);
767 if (input->group != EXT3_SB(sb)->s_groups_count) { 767 if (input->group != sbi->s_groups_count) {
768 ext3_warning(sb, __FUNCTION__, 768 ext3_warning(sb, __FUNCTION__,
769 "multiple resizers run on filesystem!\n"); 769 "multiple resizers run on filesystem!");
770 err = -EBUSY;
770 goto exit_journal; 771 goto exit_journal;
771 } 772 }
772 773
@@ -798,7 +799,7 @@ int ext3_group_add(struct super_block *sb, struct ext3_new_group_data *input)
798 * data. So we need to be careful to set all of the relevant 799 * data. So we need to be careful to set all of the relevant
799 * group descriptor data etc. *before* we enable the group. 800 * group descriptor data etc. *before* we enable the group.
800 * 801 *
801 * The key field here is EXT3_SB(sb)->s_groups_count: as long as 802 * The key field here is sbi->s_groups_count: as long as
802 * that retains its old value, nobody is going to access the new 803 * that retains its old value, nobody is going to access the new
803 * group. 804 * group.
804 * 805 *
@@ -858,7 +859,7 @@ int ext3_group_add(struct super_block *sb, struct ext3_new_group_data *input)
858 smp_wmb(); 859 smp_wmb();
859 860
860 /* Update the global fs size fields */ 861 /* Update the global fs size fields */
861 EXT3_SB(sb)->s_groups_count++; 862 sbi->s_groups_count++;
862 863
863 ext3_journal_dirty_metadata(handle, primary); 864 ext3_journal_dirty_metadata(handle, primary);
864 865
@@ -873,7 +874,7 @@ int ext3_group_add(struct super_block *sb, struct ext3_new_group_data *input)
873 percpu_counter_mod(&sbi->s_freeinodes_counter, 874 percpu_counter_mod(&sbi->s_freeinodes_counter,
874 EXT3_INODES_PER_GROUP(sb)); 875 EXT3_INODES_PER_GROUP(sb));
875 876
876 ext3_journal_dirty_metadata(handle, EXT3_SB(sb)->s_sbh); 877 ext3_journal_dirty_metadata(handle, sbi->s_sbh);
877 sb->s_dirt = 1; 878 sb->s_dirt = 1;
878 879
879exit_journal: 880exit_journal:
@@ -936,7 +937,7 @@ int ext3_group_extend(struct super_block *sb, struct ext3_super_block *es,
936 937
937 if (last == 0) { 938 if (last == 0) {
938 ext3_warning(sb, __FUNCTION__, 939 ext3_warning(sb, __FUNCTION__,
939 "need to use ext2online to resize further\n"); 940 "need to use ext2online to resize further");
940 return -EPERM; 941 return -EPERM;
941 } 942 }
942 943
@@ -972,7 +973,7 @@ int ext3_group_extend(struct super_block *sb, struct ext3_super_block *es,
972 lock_super(sb); 973 lock_super(sb);
973 if (o_blocks_count != le32_to_cpu(es->s_blocks_count)) { 974 if (o_blocks_count != le32_to_cpu(es->s_blocks_count)) {
974 ext3_warning(sb, __FUNCTION__, 975 ext3_warning(sb, __FUNCTION__,
975 "multiple resizers run on filesystem!\n"); 976 "multiple resizers run on filesystem!");
976 err = -EBUSY; 977 err = -EBUSY;
977 goto exit_put; 978 goto exit_put;
978 } 979 }