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ext4: cleanup to use ext4_grp_offs_to_block()

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More cleanup to convert open-coded calculations of the first block
number of a free extent to use ext4_grp_offs_to_block() instead.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: Andreas Dilger <adilger@sun.com>
This commit is contained in:
Akinobu Mita 2010-03-03 23:53:25 -05:00 committed by Theodore Ts'o
parent 5661bd6861
commit bda00de7e8
1 changed files with 2 additions and 6 deletions
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8
fs/ext4/mballoc.c
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@ -2697,9 +2697,7 @@ ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac,
if (err)
goto out_err;
block = ac->ac_b_ex.fe_group * EXT4_BLOCKS_PER_GROUP(sb)
+ ac->ac_b_ex.fe_start
+ le32_to_cpu(es->s_first_data_block);
block = ext4_grp_offs_to_block(sb, &ac->ac_b_ex);
len = ac->ac_b_ex.fe_len;
if (!ext4_data_block_valid(sbi, block, len)) {
@ -3154,9 +3152,7 @@ ext4_mb_use_preallocated(struct ext4_allocation_context *ac)
/* The max size of hash table is PREALLOC_TB_SIZE */
order = PREALLOC_TB_SIZE - 1;
goal_block = ac->ac_g_ex.fe_group * EXT4_BLOCKS_PER_GROUP(ac->ac_sb) +
ac->ac_g_ex.fe_start +
le32_to_cpu(EXT4_SB(ac->ac_sb)->s_es->s_first_data_block);
goal_block = ext4_grp_offs_to_block(ac->ac_sb, &ac->ac_g_ex);
/*
* search for the prealloc space that is having
* minimal distance from the goal block.