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authorMingming Cao <cmm@us.ibm.com>2006-10-11 01:21:05 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-11 11:14:16 -0700
commit3a5b2ecdd1fa63a8f25bd769223bc1c2564ce45d (patch)
treedc80fdde9ed01e77ef0ed6fdef7573d303bd07db /fs/ext4/super.c
parenta86c61812637c7dd0c57e29880cffd477b62f2e7 (diff)
[PATCH] ext4: switch fsblk to sector_t
Redefine ext3 in-kernel filesystem block type (ext3_fsblk_t) from unsigned long to sector_t, to allow kernel to handle >32 bit ext3 blocks. Signed-off-by: Mingming Cao <cmm@us.ibm.com> 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/super.c')
-rw-r--r--fs/ext4/super.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 69f87525050..1d12e4f7d69 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1433,8 +1433,8 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
* block sizes. We need to calculate the offset from buffer start.
*/
if (blocksize != EXT4_MIN_BLOCK_SIZE) {
- logic_sb_block = (sb_block * EXT4_MIN_BLOCK_SIZE) / blocksize;
- offset = (sb_block * EXT4_MIN_BLOCK_SIZE) % blocksize;
+ logic_sb_block = sb_block * EXT4_MIN_BLOCK_SIZE;
+ offset = sector_div(logic_sb_block, blocksize);
} else {
logic_sb_block = sb_block;
}
@@ -1539,8 +1539,8 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
brelse (bh);
sb_set_blocksize(sb, blocksize);
- logic_sb_block = (sb_block * EXT4_MIN_BLOCK_SIZE) / blocksize;
- offset = (sb_block * EXT4_MIN_BLOCK_SIZE) % blocksize;
+ logic_sb_block = sb_block * EXT4_MIN_BLOCK_SIZE;
+ offset = sector_div(logic_sb_block, blocksize);
bh = sb_bread(sb, logic_sb_block);
if (!bh) {
printk(KERN_ERR