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ext4: Rename read_block_bitmap() to ext4_read_block_bitmap() 

Since this a non-static function, make it be ext4 specific to avoid
conflicts with potentially other filesystems.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Theodore Ts'o 2008-07-11 19:27:31 -04:00
Родитель 3537576a70
Коммит 574ca174c9
4 изменённых файлов: 13 добавлений и 13 удалений
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12
fs/ext4/balloc.c
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@ -295,7 +295,7 @@ err_out:
return 0;
}
/**
* read_block_bitmap()
* ext4_read_block_bitmap()
* @sb: super block
* @block_group: given block group
*
@ -305,7 +305,7 @@ err_out:
* Return buffer_head on success or NULL in case of failure.
*/
struct buffer_head *
read_block_bitmap(struct super_block *sb, ext4_group_t block_group)
ext4_read_block_bitmap(struct super_block *sb, ext4_group_t block_group)
{
struct ext4_group_desc * desc;
struct buffer_head * bh = NULL;
@ -693,7 +693,7 @@ do_more:
count -= overflow;
}
brelse(bitmap_bh);
bitmap_bh = read_block_bitmap(sb, block_group);
bitmap_bh = ext4_read_block_bitmap(sb, block_group);
if (!bitmap_bh)
goto error_return;
desc = ext4_get_group_desc (sb, block_group, &gd_bh);
@ -1733,7 +1733,7 @@ retry_alloc:
my_rsv = NULL;
if (free_blocks > 0) {
bitmap_bh = read_block_bitmap(sb, group_no);
bitmap_bh = ext4_read_block_bitmap(sb, group_no);
if (!bitmap_bh)
goto io_error;
grp_alloc_blk = ext4_try_to_allocate_with_rsv(sb, handle,
@ -1769,7 +1769,7 @@ retry_alloc:
continue;
brelse(bitmap_bh);
bitmap_bh = read_block_bitmap(sb, group_no);
bitmap_bh = ext4_read_block_bitmap(sb, group_no);
if (!bitmap_bh)
goto io_error;
/*
@ -1985,7 +1985,7 @@ ext4_fsblk_t ext4_count_free_blocks(struct super_block *sb)
continue;
desc_count += le16_to_cpu(gdp->bg_free_blocks_count);
brelse(bitmap_bh);
bitmap_bh = read_block_bitmap(sb, i);
bitmap_bh = ext4_read_block_bitmap(sb, i);
if (bitmap_bh == NULL)
continue;

2
fs/ext4/group.h
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@ -13,7 +13,7 @@ extern __le16 ext4_group_desc_csum(struct ext4_sb_info *sbi, __u32 group,
struct ext4_group_desc *gdp);
extern int ext4_group_desc_csum_verify(struct ext4_sb_info *sbi, __u32 group,
struct ext4_group_desc *gdp);
struct buffer_head *read_block_bitmap(struct super_block *sb,
struct buffer_head *ext4_read_block_bitmap(struct super_block *sb,
ext4_group_t block_group);
extern unsigned ext4_init_block_bitmap(struct super_block *sb,
struct buffer_head *bh,

2
fs/ext4/ialloc.c
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@ -600,7 +600,7 @@ got:
/* We may have to initialize the block bitmap if it isn't already */
if (EXT4_HAS_RO_COMPAT_FEATURE(sb, EXT4_FEATURE_RO_COMPAT_GDT_CSUM) &&
gdp->bg_flags & cpu_to_le16(EXT4_BG_BLOCK_UNINIT)) {
struct buffer_head *block_bh = read_block_bitmap(sb, group);
struct buffer_head *block_bh = ext4_read_block_bitmap(sb, group);
BUFFER_TRACE(block_bh, "get block bitmap access");
err = ext4_journal_get_write_access(handle, block_bh);

10
fs/ext4/mballoc.c
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@ -2326,7 +2326,7 @@ static int ext4_mb_init_backend(struct super_block *sb)
meta_group_info[j]->bb_bitmap =
kmalloc(sb->s_blocksize, GFP_KERNEL);
BUG_ON(meta_group_info[j]->bb_bitmap == NULL);
bh = read_block_bitmap(sb, i);
bh = ext4_read_block_bitmap(sb, i);
BUG_ON(bh == NULL);
memcpy(meta_group_info[j]->bb_bitmap, bh->b_data,
sb->s_blocksize);
@ -2769,7 +2769,7 @@ ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac,
err = -EIO;
bitmap_bh = read_block_bitmap(sb, ac->ac_b_ex.fe_group);
bitmap_bh = ext4_read_block_bitmap(sb, ac->ac_b_ex.fe_group);
if (!bitmap_bh)
goto out_err;
@ -3589,7 +3589,7 @@ ext4_mb_discard_group_preallocations(struct super_block *sb,
if (list_empty(&grp->bb_prealloc_list))
return 0;
bitmap_bh = read_block_bitmap(sb, group);
bitmap_bh = ext4_read_block_bitmap(sb, group);
if (bitmap_bh == NULL) {
/* error handling here */
ext4_mb_release_desc(&e4b);
@ -3763,7 +3763,7 @@ repeat:
err = ext4_mb_load_buddy(sb, group, &e4b);
BUG_ON(err != 0); /* error handling here */
bitmap_bh = read_block_bitmap(sb, group);
bitmap_bh = ext4_read_block_bitmap(sb, group);
if (bitmap_bh == NULL) {
/* error handling here */
ext4_mb_release_desc(&e4b);
@ -4262,7 +4262,7 @@ do_more:
overflow = bit + count - EXT4_BLOCKS_PER_GROUP(sb);
count -= overflow;
}
bitmap_bh = read_block_bitmap(sb, block_group);
bitmap_bh = ext4_read_block_bitmap(sb, block_group);
if (!bitmap_bh)
goto error_return;
gdp = ext4_get_group_desc(sb, block_group, &gd_bh);