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| author | Ingo Molnar <mingo@kernel.org> | 2018-08-02 10:59:20 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-08-02 10:59:20 +0300 |
| commit | 16e0e6a83b778284ae9b3a57003eeea8d8090b55 (patch) | |
| tree | 42bf9a711c59549294b2f2125978f5a7095e16c2 /fs/ext4/ialloc.c | |
| parent | 25a00ac7dc92912f0b1e5e533bf077255c828b02 (diff) | |
| parent | ce03b6d2b610b70bb527d14d82c2394adb235e5d (diff) | |
| download | linux-16e0e6a83b778284ae9b3a57003eeea8d8090b55.tar.xz | |
Merge branch 'perf/urgent' into perf/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs/ext4/ialloc.c')
| -rw-r--r-- | fs/ext4/ialloc.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c index fb83750c1a14..f336cbc6e932 100644 --- a/fs/ext4/ialloc.c +++ b/fs/ext4/ialloc.c @@ -90,6 +90,8 @@ static int ext4_validate_inode_bitmap(struct super_block *sb, return -EFSCORRUPTED; ext4_lock_group(sb, block_group); + if (buffer_verified(bh)) + goto verified; blk = ext4_inode_bitmap(sb, desc); if (!ext4_inode_bitmap_csum_verify(sb, block_group, desc, bh, EXT4_INODES_PER_GROUP(sb) / 8)) { @@ -101,6 +103,7 @@ static int ext4_validate_inode_bitmap(struct super_block *sb, return -EFSBADCRC; } set_buffer_verified(bh); +verified: ext4_unlock_group(sb, block_group); return 0; } @@ -1385,7 +1388,10 @@ int ext4_init_inode_table(struct super_block *sb, ext4_group_t group, ext4_itable_unused_count(sb, gdp)), sbi->s_inodes_per_block); - if ((used_blks < 0) || (used_blks > sbi->s_itb_per_group)) { + if ((used_blks < 0) || (used_blks > sbi->s_itb_per_group) || + ((group == 0) && ((EXT4_INODES_PER_GROUP(sb) - + ext4_itable_unused_count(sb, gdp)) < + EXT4_FIRST_INO(sb)))) { ext4_error(sb, "Something is wrong with group %u: " "used itable blocks: %d; " "itable unused count: %u", |