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>
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3537576a70
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@ -295,7 +295,7 @@ err_out:
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return 0;
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}
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/**
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* read_block_bitmap()
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* ext4_read_block_bitmap()
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* @sb: super block
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* @block_group: given block group
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*
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@ -305,7 +305,7 @@ err_out:
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* Return buffer_head on success or NULL in case of failure.
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*/
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struct buffer_head *
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read_block_bitmap(struct super_block *sb, ext4_group_t block_group)
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ext4_read_block_bitmap(struct super_block *sb, ext4_group_t block_group)
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{
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struct ext4_group_desc * desc;
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struct buffer_head * bh = NULL;
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@ -693,7 +693,7 @@ do_more:
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count -= overflow;
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}
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brelse(bitmap_bh);
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bitmap_bh = read_block_bitmap(sb, block_group);
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bitmap_bh = ext4_read_block_bitmap(sb, block_group);
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if (!bitmap_bh)
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goto error_return;
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desc = ext4_get_group_desc (sb, block_group, &gd_bh);
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@ -1733,7 +1733,7 @@ retry_alloc:
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my_rsv = NULL;
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if (free_blocks > 0) {
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bitmap_bh = read_block_bitmap(sb, group_no);
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bitmap_bh = ext4_read_block_bitmap(sb, group_no);
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if (!bitmap_bh)
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goto io_error;
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grp_alloc_blk = ext4_try_to_allocate_with_rsv(sb, handle,
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@ -1769,7 +1769,7 @@ retry_alloc:
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continue;
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brelse(bitmap_bh);
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bitmap_bh = read_block_bitmap(sb, group_no);
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bitmap_bh = ext4_read_block_bitmap(sb, group_no);
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if (!bitmap_bh)
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goto io_error;
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/*
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@ -1985,7 +1985,7 @@ ext4_fsblk_t ext4_count_free_blocks(struct super_block *sb)
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continue;
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desc_count += le16_to_cpu(gdp->bg_free_blocks_count);
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brelse(bitmap_bh);
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bitmap_bh = read_block_bitmap(sb, i);
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bitmap_bh = ext4_read_block_bitmap(sb, i);
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if (bitmap_bh == NULL)
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continue;
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@ -13,7 +13,7 @@ extern __le16 ext4_group_desc_csum(struct ext4_sb_info *sbi, __u32 group,
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struct ext4_group_desc *gdp);
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extern int ext4_group_desc_csum_verify(struct ext4_sb_info *sbi, __u32 group,
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struct ext4_group_desc *gdp);
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struct buffer_head *read_block_bitmap(struct super_block *sb,
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struct buffer_head *ext4_read_block_bitmap(struct super_block *sb,
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ext4_group_t block_group);
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extern unsigned ext4_init_block_bitmap(struct super_block *sb,
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struct buffer_head *bh,
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@ -600,7 +600,7 @@ got:
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/* We may have to initialize the block bitmap if it isn't already */
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if (EXT4_HAS_RO_COMPAT_FEATURE(sb, EXT4_FEATURE_RO_COMPAT_GDT_CSUM) &&
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gdp->bg_flags & cpu_to_le16(EXT4_BG_BLOCK_UNINIT)) {
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struct buffer_head *block_bh = read_block_bitmap(sb, group);
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struct buffer_head *block_bh = ext4_read_block_bitmap(sb, group);
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BUFFER_TRACE(block_bh, "get block bitmap access");
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err = ext4_journal_get_write_access(handle, block_bh);
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@ -2326,7 +2326,7 @@ static int ext4_mb_init_backend(struct super_block *sb)
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meta_group_info[j]->bb_bitmap =
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kmalloc(sb->s_blocksize, GFP_KERNEL);
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BUG_ON(meta_group_info[j]->bb_bitmap == NULL);
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bh = read_block_bitmap(sb, i);
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bh = ext4_read_block_bitmap(sb, i);
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BUG_ON(bh == NULL);
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memcpy(meta_group_info[j]->bb_bitmap, bh->b_data,
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sb->s_blocksize);
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@ -2769,7 +2769,7 @@ ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac,
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err = -EIO;
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bitmap_bh = read_block_bitmap(sb, ac->ac_b_ex.fe_group);
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bitmap_bh = ext4_read_block_bitmap(sb, ac->ac_b_ex.fe_group);
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if (!bitmap_bh)
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goto out_err;
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@ -3589,7 +3589,7 @@ ext4_mb_discard_group_preallocations(struct super_block *sb,
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if (list_empty(&grp->bb_prealloc_list))
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return 0;
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bitmap_bh = read_block_bitmap(sb, group);
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bitmap_bh = ext4_read_block_bitmap(sb, group);
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if (bitmap_bh == NULL) {
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/* error handling here */
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ext4_mb_release_desc(&e4b);
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@ -3763,7 +3763,7 @@ repeat:
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err = ext4_mb_load_buddy(sb, group, &e4b);
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BUG_ON(err != 0); /* error handling here */
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bitmap_bh = read_block_bitmap(sb, group);
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bitmap_bh = ext4_read_block_bitmap(sb, group);
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if (bitmap_bh == NULL) {
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/* error handling here */
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ext4_mb_release_desc(&e4b);
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@ -4262,7 +4262,7 @@ do_more:
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overflow = bit + count - EXT4_BLOCKS_PER_GROUP(sb);
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count -= overflow;
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}
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bitmap_bh = read_block_bitmap(sb, block_group);
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bitmap_bh = ext4_read_block_bitmap(sb, block_group);
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if (!bitmap_bh)
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goto error_return;
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gdp = ext4_get_group_desc(sb, block_group, &gd_bh);
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