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ext4: let setup_new_group_blocks() set multiple bits at a time

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Rename mb_set_bits() to ext4_set_bits() and make it a global function
so that setup_new_group_blocks() can use it.

Signed-off-by: Yongqiang Yang <xiaoqiangnk@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Yongqiang Yang 2011-07-26 22:05:53 -04:00 • committed by Theodore Ts'o
parent 2b79b09d13
commit c3e94d1df9
3 changed files with 17 additions and 18 deletions
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18
fs/ext4/resize.c
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@ -217,11 +217,6 @@ static int setup_new_group_blocks(struct super_block *sb,
goto exit_journal;
}
if (ext4_bg_has_super(sb, input->group)) {
ext4_debug("mark backup superblock %#04llx (+0)\n", start);
ext4_set_bit(0, bh->b_data);
}
/* Copy all of the GDT blocks into the backup in this group */
for (i = 0, bit = 1, block = start + 1;
i < gdblocks; i++, block++, bit++) {
@ -250,7 +245,6 @@ static int setup_new_group_blocks(struct super_block *sb,
brelse(gdb);
goto exit_bh;
}
ext4_set_bit(bit, bh->b_data);
brelse(gdb);
}
@ -261,8 +255,11 @@ static int setup_new_group_blocks(struct super_block *sb,
GFP_NOFS);
if (err)
goto exit_bh;
for (i = 0, bit = gdblocks + 1; i < reserved_gdb; i++, bit++)
ext4_set_bit(bit, bh->b_data);
if (ext4_bg_has_super(sb, input->group)) {
ext4_debug("mark backup group tables %#04llx (+0)\n", start);
ext4_set_bits(bh->b_data, 0, gdblocks + reserved_gdb + 1);
}
ext4_debug("mark block bitmap %#04llx (+%llu)\n", input->block_bitmap,
input->block_bitmap - start);
@ -278,9 +275,8 @@ static int setup_new_group_blocks(struct super_block *sb,
err = sb_issue_zeroout(sb, block, sbi->s_itb_per_group, GFP_NOFS);
if (err)
goto exit_bh;
for (i = 0, bit = input->inode_table - start;
i < sbi->s_itb_per_group; i++, bit++)
ext4_set_bit(bit, bh->b_data);
ext4_set_bits(bh->b_data, input->inode_table - start,
sbi->s_itb_per_group);
if ((err = extend_or_restart_transaction(handle, 2, bh)))
goto exit_bh;