Merge branches 'work.misc' and 'work.dcache' of git://git.kernel.org/pub/scm/linux...

[sfrench/cifs-2.6.git] / fs / ext4 / ialloc.c

diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index fb83750c1a14662a2e6337133c2ddb8460956aaf..f336cbc6e932ee03113ebfa957e9b74ccc42352a 100644 (file)
--- 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",