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| author | Tejun Heo <tj@kernel.org> | 2012-11-06 12:26:23 -0800 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2012-11-06 12:26:23 -0800 |
| commit | 5b805f2a7675634fbdf9ac1c9b2256905ab2ea68 (patch) | |
| tree | ee00d1e3d757458d66209b926d274491c6c3f61c /fs/ext4/super.c | |
| parent | 1db1e31b1ee3ae126ef98f39083b5f213c7b41bf (diff) | |
| parent | 201e72acb2d3821e2de9ce6091e98859c316b29a (diff) | |
| download | linux-5b805f2a7675634fbdf9ac1c9b2256905ab2ea68.tar.bz2 | |
Merge branch 'cgroup/for-3.7-fixes' into cgroup/for-3.8
This is to receive device_cgroup fixes so that further device_cgroup
changes can be made in cgroup/for-3.8.
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'fs/ext4/super.c')
| -rw-r--r-- | fs/ext4/super.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 7265a0367476..80928f716850 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -143,9 +143,10 @@ int ext4_superblock_csum_verify(struct super_block *sb, return es->s_checksum == ext4_superblock_csum(sb, es); } -void ext4_superblock_csum_set(struct super_block *sb, - struct ext4_super_block *es) +void ext4_superblock_csum_set(struct super_block *sb) { + struct ext4_super_block *es = EXT4_SB(sb)->s_es; + if (!EXT4_HAS_RO_COMPAT_FEATURE(sb, EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)) return; @@ -1963,7 +1964,7 @@ static int ext4_fill_flex_info(struct super_block *sb) sbi->s_log_groups_per_flex = 0; return 1; } - groups_per_flex = 1 << sbi->s_log_groups_per_flex; + groups_per_flex = 1U << sbi->s_log_groups_per_flex; err = ext4_alloc_flex_bg_array(sb, sbi->s_groups_count); if (err) @@ -4381,7 +4382,7 @@ static int ext4_commit_super(struct super_block *sb, int sync) cpu_to_le32(percpu_counter_sum_positive( &EXT4_SB(sb)->s_freeinodes_counter)); BUFFER_TRACE(sbh, "marking dirty"); - ext4_superblock_csum_set(sb, es); + ext4_superblock_csum_set(sb); mark_buffer_dirty(sbh); if (sync) { error = sync_dirty_buffer(sbh); |