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| author | Frederic Bohe <frederic.bohe@bull.net> | 2008-09-08 10:20:24 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2008-09-08 10:20:24 -0400 |
| commit | c62a11fd9555007b1caab83b5bcbb443a43e32bb (patch) | |
| tree | 1bdafd4b2d7911c1148ac68f888eb0d47977b276 /fs/ext4/super.c | |
| parent | 9d9f177572d9e4eba0f2e18523b44f90dd51fe74 (diff) | |
| download | linux-c62a11fd9555007b1caab83b5bcbb443a43e32bb.tar.bz2 | |
Update flex_bg free blocks and free inodes counters when resizing.
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>
Diffstat (limited to 'fs/ext4/super.c')
| -rw-r--r-- | fs/ext4/super.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index efa40d9d3792..f58cc0309dc9 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -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) { |