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Update flex_bg free blocks and free inodes counters when resizing.

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This fixes a bug which prevented the newly created inodes after a
resize from being used on filesystems with flex_bg.

Signed-off-by: Frederic Bohe <frederic.bohe@bull.net>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Frederic Bohe
2008-09-08 10:20:24 -04:00
committed by Theodore Ts'o
parent 9d9f177572
commit c62a11fd95
2 changed files with 14 additions and 2 deletions
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7
fs/ext4/super.c
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@@ -1507,8 +1507,11 @@ static int ext4_fill_flex_info(struct super_block *sb)
sbi->s_log_groups_per_flex = sbi->s_es->s_log_groups_per_flex;
groups_per_flex = 1 << sbi->s_log_groups_per_flex;
flex_group_count = (sbi->s_groups_count + groups_per_flex - 1) /
groups_per_flex;
/* We allocate both existing and potentially added groups */
flex_group_count = ((sbi->s_groups_count + groups_per_flex - 1) +
((sbi->s_es->s_reserved_gdt_blocks +1 ) <<
EXT4_DESC_PER_BLOCK_BITS(sb))) /
groups_per_flex;
sbi->s_flex_groups = kzalloc(flex_group_count *
sizeof(struct flex_groups), GFP_KERNEL);
if (sbi->s_flex_groups == NULL) {