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authorTheodore Ts'o <tytso@mit.edu>2008-07-11 19:27:31 -0400
committerTheodore Ts'o <tytso@mit.edu>2008-07-11 19:27:31 -0400
commit574ca174c97f790086e3e6f2251381420ad38fd0 (patch)
tree9a29a6f69e4f5a84f434f869935e3442eaeed315
parent3537576a707c6df98e883b77b854c6083f844602 (diff)
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>
-rw-r--r--fs/ext4/balloc.c12
-rw-r--r--fs/ext4/group.h2
-rw-r--r--fs/ext4/ialloc.c2
-rw-r--r--fs/ext4/mballoc.c10
4 files changed, 13 insertions, 13 deletions
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index c29d774abe55..ba411233cc25 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -295,7 +295,7 @@ err_out:
295 return 0; 295 return 0;
296} 296}
297/** 297/**
298 * read_block_bitmap() 298 * ext4_read_block_bitmap()
299 * @sb: super block 299 * @sb: super block
300 * @block_group: given block group 300 * @block_group: given block group
301 * 301 *
@@ -305,7 +305,7 @@ err_out:
305 * Return buffer_head on success or NULL in case of failure. 305 * Return buffer_head on success or NULL in case of failure.
306 */ 306 */
307struct buffer_head * 307struct buffer_head *
308read_block_bitmap(struct super_block *sb, ext4_group_t block_group) 308ext4_read_block_bitmap(struct super_block *sb, ext4_group_t block_group)
309{ 309{
310 struct ext4_group_desc * desc; 310 struct ext4_group_desc * desc;
311 struct buffer_head * bh = NULL; 311 struct buffer_head * bh = NULL;
@@ -693,7 +693,7 @@ do_more:
693 count -= overflow; 693 count -= overflow;
694 } 694 }
695 brelse(bitmap_bh); 695 brelse(bitmap_bh);
696 bitmap_bh = read_block_bitmap(sb, block_group); 696 bitmap_bh = ext4_read_block_bitmap(sb, block_group);
697 if (!bitmap_bh) 697 if (!bitmap_bh)
698 goto error_return; 698 goto error_return;
699 desc = ext4_get_group_desc (sb, block_group, &gd_bh); 699 desc = ext4_get_group_desc (sb, block_group, &gd_bh);
@@ -1733,7 +1733,7 @@ retry_alloc:
1733 my_rsv = NULL; 1733 my_rsv = NULL;
1734 1734
1735 if (free_blocks > 0) { 1735 if (free_blocks > 0) {
1736 bitmap_bh = read_block_bitmap(sb, group_no); 1736 bitmap_bh = ext4_read_block_bitmap(sb, group_no);
1737 if (!bitmap_bh) 1737 if (!bitmap_bh)
1738 goto io_error; 1738 goto io_error;
1739 grp_alloc_blk = ext4_try_to_allocate_with_rsv(sb, handle, 1739 grp_alloc_blk = ext4_try_to_allocate_with_rsv(sb, handle,
@@ -1769,7 +1769,7 @@ retry_alloc:
1769 continue; 1769 continue;
1770 1770
1771 brelse(bitmap_bh); 1771 brelse(bitmap_bh);
1772 bitmap_bh = read_block_bitmap(sb, group_no); 1772 bitmap_bh = ext4_read_block_bitmap(sb, group_no);
1773 if (!bitmap_bh) 1773 if (!bitmap_bh)
1774 goto io_error; 1774 goto io_error;
1775 /* 1775 /*
@@ -1985,7 +1985,7 @@ ext4_fsblk_t ext4_count_free_blocks(struct super_block *sb)
1985 continue; 1985 continue;
1986 desc_count += le16_to_cpu(gdp->bg_free_blocks_count); 1986 desc_count += le16_to_cpu(gdp->bg_free_blocks_count);
1987 brelse(bitmap_bh); 1987 brelse(bitmap_bh);
1988 bitmap_bh = read_block_bitmap(sb, i); 1988 bitmap_bh = ext4_read_block_bitmap(sb, i);
1989 if (bitmap_bh == NULL) 1989 if (bitmap_bh == NULL)
1990 continue; 1990 continue;
1991 1991
diff --git a/fs/ext4/group.h b/fs/ext4/group.h
index 7eb0604e7eea..c2c0a8d06d0e 100644
--- a/fs/ext4/group.h
+++ b/fs/ext4/group.h
@@ -13,7 +13,7 @@ extern __le16 ext4_group_desc_csum(struct ext4_sb_info *sbi, __u32 group,
13 struct ext4_group_desc *gdp); 13 struct ext4_group_desc *gdp);
14extern int ext4_group_desc_csum_verify(struct ext4_sb_info *sbi, __u32 group, 14extern int ext4_group_desc_csum_verify(struct ext4_sb_info *sbi, __u32 group,
15 struct ext4_group_desc *gdp); 15 struct ext4_group_desc *gdp);
16struct buffer_head *read_block_bitmap(struct super_block *sb, 16struct buffer_head *ext4_read_block_bitmap(struct super_block *sb,
17 ext4_group_t block_group); 17 ext4_group_t block_group);
18extern unsigned ext4_init_block_bitmap(struct super_block *sb, 18extern unsigned ext4_init_block_bitmap(struct super_block *sb,
19 struct buffer_head *bh, 19 struct buffer_head *bh,
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 11cafe14aa27..b30cc79b9fcb 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -600,7 +600,7 @@ got:
600 /* We may have to initialize the block bitmap if it isn't already */ 600 /* We may have to initialize the block bitmap if it isn't already */
601 if (EXT4_HAS_RO_COMPAT_FEATURE(sb, EXT4_FEATURE_RO_COMPAT_GDT_CSUM) && 601 if (EXT4_HAS_RO_COMPAT_FEATURE(sb, EXT4_FEATURE_RO_COMPAT_GDT_CSUM) &&
602 gdp->bg_flags & cpu_to_le16(EXT4_BG_BLOCK_UNINIT)) { 602 gdp->bg_flags & cpu_to_le16(EXT4_BG_BLOCK_UNINIT)) {
603 struct buffer_head *block_bh = read_block_bitmap(sb, group); 603 struct buffer_head *block_bh = ext4_read_block_bitmap(sb, group);
604 604
605 BUFFER_TRACE(block_bh, "get block bitmap access"); 605 BUFFER_TRACE(block_bh, "get block bitmap access");
606 err = ext4_journal_get_write_access(handle, block_bh); 606 err = ext4_journal_get_write_access(handle, block_bh);
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 6d69dd92aadb..21ee6d42ee7b 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -2326,7 +2326,7 @@ static int ext4_mb_init_backend(struct super_block *sb)
2326 meta_group_info[j]->bb_bitmap = 2326 meta_group_info[j]->bb_bitmap =
2327 kmalloc(sb->s_blocksize, GFP_KERNEL); 2327 kmalloc(sb->s_blocksize, GFP_KERNEL);
2328 BUG_ON(meta_group_info[j]->bb_bitmap == NULL); 2328 BUG_ON(meta_group_info[j]->bb_bitmap == NULL);
2329 bh = read_block_bitmap(sb, i); 2329 bh = ext4_read_block_bitmap(sb, i);
2330 BUG_ON(bh == NULL); 2330 BUG_ON(bh == NULL);
2331 memcpy(meta_group_info[j]->bb_bitmap, bh->b_data, 2331 memcpy(meta_group_info[j]->bb_bitmap, bh->b_data,
2332 sb->s_blocksize); 2332 sb->s_blocksize);
@@ -2769,7 +2769,7 @@ ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac,
2769 2769
2770 2770
2771 err = -EIO; 2771 err = -EIO;
2772 bitmap_bh = read_block_bitmap(sb, ac->ac_b_ex.fe_group); 2772 bitmap_bh = ext4_read_block_bitmap(sb, ac->ac_b_ex.fe_group);
2773 if (!bitmap_bh) 2773 if (!bitmap_bh)
2774 goto out_err; 2774 goto out_err;
2775 2775
@@ -3589,7 +3589,7 @@ ext4_mb_discard_group_preallocations(struct super_block *sb,
3589 if (list_empty(&grp->bb_prealloc_list)) 3589 if (list_empty(&grp->bb_prealloc_list))
3590 return 0; 3590 return 0;
3591 3591
3592 bitmap_bh = read_block_bitmap(sb, group); 3592 bitmap_bh = ext4_read_block_bitmap(sb, group);
3593 if (bitmap_bh == NULL) { 3593 if (bitmap_bh == NULL) {
3594 /* error handling here */ 3594 /* error handling here */
3595 ext4_mb_release_desc(&e4b); 3595 ext4_mb_release_desc(&e4b);
@@ -3763,7 +3763,7 @@ repeat:
3763 err = ext4_mb_load_buddy(sb, group, &e4b); 3763 err = ext4_mb_load_buddy(sb, group, &e4b);
3764 BUG_ON(err != 0); /* error handling here */ 3764 BUG_ON(err != 0); /* error handling here */
3765 3765
3766 bitmap_bh = read_block_bitmap(sb, group); 3766 bitmap_bh = ext4_read_block_bitmap(sb, group);
3767 if (bitmap_bh == NULL) { 3767 if (bitmap_bh == NULL) {
3768 /* error handling here */ 3768 /* error handling here */
3769 ext4_mb_release_desc(&e4b); 3769 ext4_mb_release_desc(&e4b);
@@ -4262,7 +4262,7 @@ do_more:
4262 overflow = bit + count - EXT4_BLOCKS_PER_GROUP(sb); 4262 overflow = bit + count - EXT4_BLOCKS_PER_GROUP(sb);
4263 count -= overflow; 4263 count -= overflow;
4264 } 4264 }
4265 bitmap_bh = read_block_bitmap(sb, block_group); 4265 bitmap_bh = ext4_read_block_bitmap(sb, block_group);
4266 if (!bitmap_bh) 4266 if (!bitmap_bh)
4267 goto error_return; 4267 goto error_return;
4268 gdp = ext4_get_group_desc(sb, block_group, &gd_bh); 4268 gdp = ext4_get_group_desc(sb, block_group, &gd_bh);