* fs/nilfs2.c: fix macro NILFS_2ND_SUPER_BLOCK to calculate

2nd superblock position from partition size.
This commit is contained in:
Jiro SEKIBA 2010-07-13 11:47:30 +02:00 committed by Vladimir 'phcoder' Serbinenko
parent e4f4eafc91
commit 811b0dcab8
2 changed files with 8 additions and 3 deletions

View file

@ -1,3 +1,8 @@
2010-07-13 Jiro SEKIBA <jir@unicus.jp>
* fs/nilfs2.c: fix macro NILFS_2ND_SUPER_BLOCK to calculate
2nd superblock position from partition size.
2010-07-10 Colin Watson <cjwatson@ubuntu.com>
* Makefile.in (MAINTAINER_CLEANFILES): Remove

View file

@ -52,9 +52,9 @@
/* nilfs 1st super block posission from beginning of the partition
in 512 block size */
#define NILFS_1ST_SUPER_BLOCK 2
/* nilfs 2nd super block posission from end of the partition
/* nilfs 2nd super block posission from beginning of the partition
in 512 block size */
#define NILFS_2ND_SUPER_BLOCK 8
#define NILFS_2ND_SUPER_BLOCK(devsize) (((devsize >> 3) - 1) << 3)
struct grub_nilfs2_inode
{
@ -729,7 +729,7 @@ grub_nilfs2_load_sb (struct grub_nilfs2_data *data)
if (partition_size != GRUB_DISK_SIZE_UNKNOWN)
{
/* Read second super block. */
grub_disk_read (disk, partition_size - NILFS_2ND_SUPER_BLOCK, 0,
grub_disk_read (disk, NILFS_2ND_SUPER_BLOCK (partition_size), 0,
sizeof (struct grub_nilfs2_super_block), &sb2);
/* Make sure if 2nd super block is valid. */
valid[1] = grub_nilfs2_valid_sb (&sb2);