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authorAlexandre Ratchov <alexandre.ratchov@bull.net>2006-10-11 01:21:14 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-11 11:14:18 -0700
commit0d1ee42f27d30eed1659f3e85bcbbc7b3711f61f (patch)
tree9477b1b1813e67e9a0a06af13c91a34c23c42bc8 /fs/ext4/balloc.c
parent18eba7aae080d4a5c0d850ea810e83d11f0a8d77 (diff)
[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/balloc.c')
-rw-r--r--fs/ext4/balloc.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index df77ea891f2..3dacb124b8c 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -74,10 +74,12 @@ struct ext4_group_desc * ext4_get_group_desc(struct super_block * sb,
return NULL;
}
- desc = (struct ext4_group_desc *) sbi->s_group_desc[group_desc]->b_data;
+ desc = (struct ext4_group_desc *)(
+ (__u8 *)sbi->s_group_desc[group_desc]->b_data +
+ offset * EXT4_DESC_SIZE(sb));
if (bh)
*bh = sbi->s_group_desc[group_desc];
- return desc + offset;
+ return desc;
}
/**