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| author | Alexandre Ratchov <alexandre.ratchov@bull.net> | 2006-10-11 01:21:14 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-11 11:14:18 -0700 |
| commit | 0d1ee42f27d30eed1659f3e85bcbbc7b3711f61f (patch) | |
| tree | 9477b1b1813e67e9a0a06af13c91a34c23c42bc8 /fs/ext4/inode.c | |
| parent | 18eba7aae080d4a5c0d850ea810e83d11f0a8d77 (diff) | |
| download | linux-0d1ee42f27d30eed1659f3e85bcbbc7b3711f61f.tar.bz2 | |
[PATCH] ext4: allow larger descriptor size
make block group descriptor larger.
Signed-off-by: Alexandre Ratchov <alexandre.ratchov@bull.net>
Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/ext4/inode.c')
| -rw-r--r-- | fs/ext4/inode.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index c05dc57148bb..d03e7d85a638 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -2432,14 +2432,16 @@ static ext4_fsblk_t ext4_get_inode_block(struct super_block *sb, return 0; } - gdp = (struct ext4_group_desc *)bh->b_data; + gdp = (struct ext4_group_desc *)((__u8 *)bh->b_data + + desc * EXT4_DESC_SIZE(sb)); /* * Figure out the offset within the block group inode table */ offset = ((ino - 1) % EXT4_INODES_PER_GROUP(sb)) * EXT4_INODE_SIZE(sb); - block = ext4_inode_table(gdp + desc) + - (offset >> EXT4_BLOCK_SIZE_BITS(sb)); + block = ext4_inode_table(gdp) + (offset >> EXT4_BLOCK_SIZE_BITS(sb)); + + iloc->block_group = block_group; iloc->offset = offset & (EXT4_BLOCK_SIZE(sb) - 1); |