summaryrefslogtreecommitdiff
path: root/fs/ocfs2/refcounttree.c
diff options
context:
space:
mode:
authorJoel Becker <joel.becker@oracle.com>2010-05-19 03:40:42 +0400
committerJoel Becker <joel.becker@oracle.com>2010-05-19 03:40:42 +0400
commit41841b0bcea8af7f3bff8b2a23d542b94d9c1bb1 (patch)
tree89eddf2dffadbbd13939f94eb8cd904a26279390 /fs/ocfs2/refcounttree.c
parent316ce2ba8e74a7bb9153b9f93adc883cb1ceb9fd (diff)
parent1a934c3e57594588c373aea858e4593cdfcba4f4 (diff)
downloadlinux-41841b0bcea8af7f3bff8b2a23d542b94d9c1bb1.tar.xz
Merge branch 'discontig-bg' of git://oss.oracle.com/git/tma/linux-2.6 into ocfs2-merge-window
Diffstat (limited to 'fs/ocfs2/refcounttree.c')
-rw-r--r--fs/ocfs2/refcounttree.c23
1 files changed, 15 insertions, 8 deletions
diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c
index 6fab28921f3d..52e4f6ee1e23 100644
--- a/fs/ocfs2/refcounttree.c
+++ b/fs/ocfs2/refcounttree.c
@@ -571,7 +571,7 @@ static int ocfs2_create_refcount_tree(struct inode *inode,
struct ocfs2_refcount_tree *new_tree = NULL, *tree = NULL;
u16 suballoc_bit_start;
u32 num_got;
- u64 first_blkno;
+ u64 suballoc_loc, first_blkno;
BUG_ON(oi->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL);
@@ -597,7 +597,7 @@ static int ocfs2_create_refcount_tree(struct inode *inode,
goto out_commit;
}
- ret = ocfs2_claim_metadata(osb, handle, meta_ac, 1,
+ ret = ocfs2_claim_metadata(handle, meta_ac, 1, &suballoc_loc,
&suballoc_bit_start, &num_got,
&first_blkno);
if (ret) {
@@ -627,6 +627,7 @@ static int ocfs2_create_refcount_tree(struct inode *inode,
memset(rb, 0, inode->i_sb->s_blocksize);
strcpy((void *)rb, OCFS2_REFCOUNT_BLOCK_SIGNATURE);
rb->rf_suballoc_slot = cpu_to_le16(meta_ac->ac_alloc_slot);
+ rb->rf_suballoc_loc = cpu_to_le64(suballoc_loc);
rb->rf_suballoc_bit = cpu_to_le16(suballoc_bit_start);
rb->rf_fs_generation = cpu_to_le32(osb->fs_generation);
rb->rf_blkno = cpu_to_le64(first_blkno);
@@ -791,7 +792,10 @@ int ocfs2_remove_refcount_tree(struct inode *inode, struct buffer_head *di_bh)
if (le32_to_cpu(rb->rf_count) == 1) {
blk = le64_to_cpu(rb->rf_blkno);
bit = le16_to_cpu(rb->rf_suballoc_bit);
- bg_blkno = ocfs2_which_suballoc_group(blk, bit);
+ if (rb->rf_suballoc_loc)
+ bg_blkno = le64_to_cpu(rb->rf_suballoc_loc);
+ else
+ bg_blkno = ocfs2_which_suballoc_group(blk, bit);
alloc_inode = ocfs2_get_system_file_inode(osb,
EXTENT_ALLOC_SYSTEM_INODE,
@@ -1283,7 +1287,7 @@ static int ocfs2_expand_inline_ref_root(handle_t *handle,
int ret;
u16 suballoc_bit_start;
u32 num_got;
- u64 blkno;
+ u64 suballoc_loc, blkno;
struct super_block *sb = ocfs2_metadata_cache_get_super(ci);
struct buffer_head *new_bh = NULL;
struct ocfs2_refcount_block *new_rb;
@@ -1297,7 +1301,7 @@ static int ocfs2_expand_inline_ref_root(handle_t *handle,
goto out;
}
- ret = ocfs2_claim_metadata(OCFS2_SB(sb), handle, meta_ac, 1,
+ ret = ocfs2_claim_metadata(handle, meta_ac, 1, &suballoc_loc,
&suballoc_bit_start, &num_got,
&blkno);
if (ret) {
@@ -1329,6 +1333,7 @@ static int ocfs2_expand_inline_ref_root(handle_t *handle,
new_rb = (struct ocfs2_refcount_block *)new_bh->b_data;
new_rb->rf_suballoc_slot = cpu_to_le16(meta_ac->ac_alloc_slot);
+ new_rb->rf_suballoc_loc = cpu_to_le64(suballoc_loc);
new_rb->rf_suballoc_bit = cpu_to_le16(suballoc_bit_start);
new_rb->rf_blkno = cpu_to_le64(blkno);
new_rb->rf_cpos = cpu_to_le32(0);
@@ -1523,7 +1528,7 @@ static int ocfs2_new_leaf_refcount_block(handle_t *handle,
int ret;
u16 suballoc_bit_start;
u32 num_got, new_cpos;
- u64 blkno;
+ u64 suballoc_loc, blkno;
struct super_block *sb = ocfs2_metadata_cache_get_super(ci);
struct ocfs2_refcount_block *root_rb =
(struct ocfs2_refcount_block *)ref_root_bh->b_data;
@@ -1547,7 +1552,7 @@ static int ocfs2_new_leaf_refcount_block(handle_t *handle,
goto out;
}
- ret = ocfs2_claim_metadata(OCFS2_SB(sb), handle, meta_ac, 1,
+ ret = ocfs2_claim_metadata(handle, meta_ac, 1, &suballoc_loc,
&suballoc_bit_start, &num_got,
&blkno);
if (ret) {
@@ -1575,6 +1580,7 @@ static int ocfs2_new_leaf_refcount_block(handle_t *handle,
memset(new_rb, 0, sb->s_blocksize);
strcpy((void *)new_rb, OCFS2_REFCOUNT_BLOCK_SIGNATURE);
new_rb->rf_suballoc_slot = cpu_to_le16(meta_ac->ac_alloc_slot);
+ new_rb->rf_suballoc_loc = cpu_to_le64(suballoc_loc);
new_rb->rf_suballoc_bit = cpu_to_le16(suballoc_bit_start);
new_rb->rf_fs_generation = cpu_to_le32(OCFS2_SB(sb)->fs_generation);
new_rb->rf_blkno = cpu_to_le64(blkno);
@@ -2105,6 +2111,7 @@ static int ocfs2_remove_refcount_extent(handle_t *handle,
*/
ret = ocfs2_cache_block_dealloc(dealloc, EXTENT_ALLOC_SYSTEM_INODE,
le16_to_cpu(rb->rf_suballoc_slot),
+ le64_to_cpu(rb->rf_suballoc_loc),
le64_to_cpu(rb->rf_blkno),
le16_to_cpu(rb->rf_suballoc_bit));
if (ret) {
@@ -3262,7 +3269,7 @@ static int ocfs2_make_clusters_writable(struct super_block *sb,
} else {
delete = 1;
- ret = __ocfs2_claim_clusters(osb, handle,
+ ret = __ocfs2_claim_clusters(handle,
context->data_ac,
1, set_len,
&new_bit, &new_len);