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authorJoel Becker <joel.becker@oracle.com>2010-03-26 03:09:15 +0100
committerTao Ma <tao.ma@oracle.com>2010-03-26 03:09:15 +0100
commit2b6cb576aa80611f1f6a3c88708d1e68a8d97985 (patch)
treea984f09104970133379e4d370b9f01e7f85c6f9b /fs/ocfs2/refcounttree.c
parentocfs2: Return allocated metadata blknos on the ocfs2_suballoc_result. (diff)
downloadlinux-2b6cb576aa80611f1f6a3c88708d1e68a8d97985.tar.xz
linux-2b6cb576aa80611f1f6a3c88708d1e68a8d97985.zip
ocfs2: Set suballoc_loc on allocated metadata.
Get the suballoc_loc from ocfs2_claim_new_inode() or ocfs2_claim_metadata(). Store it on the appropriate field of the block we just allocated. Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2/refcounttree.c')
-rw-r--r--fs/ocfs2/refcounttree.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c
index 2bd74766c4e0..275920e8a40d 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(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);
@@ -1283,7 +1284,7 @@ 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 +1298,7 @@ static int ocfs2_expand_inline_ref_root(handle_t *handle,
goto out;
}
- ret = ocfs2_claim_metadata(handle, meta_ac, 1,
+ ret = ocfs2_claim_metadata(handle, meta_ac, 1, &suballoc_loc,
&suballoc_bit_start, &num_got,
&blkno);
if (ret) {
@@ -1329,6 +1330,7 @@ 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 +1525,7 @@ 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 +1549,7 @@ static int ocfs2_new_leaf_refcount_block(handle_t *handle,
goto out;
}
- ret = ocfs2_claim_metadata(handle, meta_ac, 1,
+ ret = ocfs2_claim_metadata(handle, meta_ac, 1, &suballoc_loc,
&suballoc_bit_start, &num_got,
&blkno);
if (ret) {
@@ -1575,6 +1577,7 @@ 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);