lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ext3: Use DIV_ROUND_UP() on group desc block counting

Browse Source 
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Namhyung Kim
2010-10-11 19:38:39 +09:00
committed by Jan Kara
parent 4569cd1b0d
commit 81a4e320e6
1 changed files with 1 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
fs/ext3/super.c
View File

@@ -1864,8 +1864,7 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
sbi->s_groups_count = ((le32_to_cpu(es->s_blocks_count) - sbi->s_groups_count = ((le32_to_cpu(es->s_blocks_count) -
le32_to_cpu(es->s_first_data_block) - 1) le32_to_cpu(es->s_first_data_block) - 1)
/ EXT3_BLOCKS_PER_GROUP(sb)) + 1; / EXT3_BLOCKS_PER_GROUP(sb)) + 1;
db_count = (sbi->s_groups_count + EXT3_DESC_PER_BLOCK(sb) - 1) / db_count = DIV_ROUND_UP(sbi->s_groups_count, EXT3_DESC_PER_BLOCK(sb));
EXT3_DESC_PER_BLOCK(sb);
sbi->s_group_desc = kmalloc(db_count * sizeof (struct buffer_head *), sbi->s_group_desc = kmalloc(db_count * sizeof (struct buffer_head *),
GFP_KERNEL); GFP_KERNEL);
if (sbi->s_group_desc == NULL) { if (sbi->s_group_desc == NULL) {