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| author | Akinobu Mita <akinobu.mita@gmail.com> | 2008-04-28 02:16:08 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-28 08:58:44 -0700 |
| commit | e0e369a7dd39894465b6501a9492173e8104a19b (patch) | |
| tree | e0cd041af90cf2262a6ca0f4b14dcbd7520ae025 /fs/ext3 | |
| parent | 22a5daf5375a900e1a4efe8ffe2daef9be01e873 (diff) | |
| download | linux-stable-e0e369a7dd39894465b6501a9492173e8104a19b.tar.gz linux-stable-e0e369a7dd39894465b6501a9492173e8104a19b.tar.bz2 linux-stable-e0e369a7dd39894465b6501a9492173e8104a19b.zip | |
ext3: use ext3_get_group_desc()
Use ext3_get_group_desc()
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ext3')
| -rw-r--r-- | fs/ext3/inode.c | 23 |
1 files changed, 5 insertions, 18 deletions
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c index c683609b0e3a..e2acbc7a3c3f 100644 --- a/fs/ext3/inode.c +++ b/fs/ext3/inode.c @@ -2454,11 +2454,10 @@ out_stop: static ext3_fsblk_t ext3_get_inode_block(struct super_block *sb, unsigned long ino, struct ext3_iloc *iloc) { - unsigned long desc, group_desc, block_group; + unsigned long block_group; unsigned long offset; ext3_fsblk_t block; - struct buffer_head *bh; - struct ext3_group_desc * gdp; + struct ext3_group_desc *gdp; if (!ext3_valid_inum(sb, ino)) { /* @@ -2470,27 +2469,15 @@ static ext3_fsblk_t ext3_get_inode_block(struct super_block *sb, } block_group = (ino - 1) / EXT3_INODES_PER_GROUP(sb); - if (block_group >= EXT3_SB(sb)->s_groups_count) { - ext3_error(sb,"ext3_get_inode_block","group >= groups count"); - return 0; - } - smp_rmb(); - group_desc = block_group >> EXT3_DESC_PER_BLOCK_BITS(sb); - desc = block_group & (EXT3_DESC_PER_BLOCK(sb) - 1); - bh = EXT3_SB(sb)->s_group_desc[group_desc]; - if (!bh) { - ext3_error (sb, "ext3_get_inode_block", - "Descriptor not loaded"); + gdp = ext3_get_group_desc(sb, block_group, NULL); + if (!gdp) return 0; - } - - gdp = (struct ext3_group_desc *)bh->b_data; /* * Figure out the offset within the block group inode table */ offset = ((ino - 1) % EXT3_INODES_PER_GROUP(sb)) * EXT3_INODE_SIZE(sb); - block = le32_to_cpu(gdp[desc].bg_inode_table) + + block = le32_to_cpu(gdp->bg_inode_table) + (offset >> EXT3_BLOCK_SIZE_BITS(sb)); iloc->block_group = block_group; |