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ocfs2: ocfs2_remove_extent() no longer needs struct inode.

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One more generic btree function that is isolated from struct inode.

Signed-off-by: Joel Becker <joel.becker@oracle.com>
This commit is contained in:
Joel Becker 2009-02-13 03:41:26 -08:00
parent cbee7e1a6a
commit dbdcf6a48a
3 changed files with 25 additions and 24 deletions
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40
fs/ocfs2/alloc.c
View File

@ -5198,8 +5198,8 @@ out:
return ret;
}
static int ocfs2_split_tree(struct inode *inode, struct ocfs2_extent_tree *et,
handle_t *handle, struct ocfs2_path *path,
static int ocfs2_split_tree(handle_t *handle, struct ocfs2_extent_tree *et,
struct ocfs2_path *path,
int index, u32 new_range,
struct ocfs2_alloc_context *meta_ac)
{
@ -5216,7 +5216,8 @@ static int ocfs2_split_tree(struct inode *inode, struct ocfs2_extent_tree *et,
*/
el = path_leaf_el(path);
rec = &el->l_recs[index];
ocfs2_make_right_split_rec(inode->i_sb, &split_rec, new_range, rec);
ocfs2_make_right_split_rec(ocfs2_metadata_cache_get_super(et->et_ci),
&split_rec, new_range, rec);
depth = path->p_tree_depth;
if (depth > 0) {
@ -5424,9 +5425,9 @@ out:
return ret;
}
int ocfs2_remove_extent(struct inode *inode,
int ocfs2_remove_extent(handle_t *handle,
struct ocfs2_extent_tree *et,
u32 cpos, u32 len, handle_t *handle,
u32 cpos, u32 len,
struct ocfs2_alloc_context *meta_ac,
struct ocfs2_cached_dealloc_ctxt *dealloc)
{
@ -5458,10 +5459,11 @@ int ocfs2_remove_extent(struct inode *inode,
el = path_leaf_el(path);
index = ocfs2_search_extent_list(el, cpos);
if (index == -1 || index >= le16_to_cpu(el->l_next_free_rec)) {
ocfs2_error(inode->i_sb,
"Inode %llu has an extent at cpos %u which can no "
ocfs2_error(ocfs2_metadata_cache_get_super(et->et_ci),
"Owner %llu has an extent at cpos %u which can no "
"longer be found.\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno, cpos);
(unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
cpos);
ret = -EROFS;
goto out;
}
@ -5488,9 +5490,10 @@ int ocfs2_remove_extent(struct inode *inode,
BUG_ON(cpos < le32_to_cpu(rec->e_cpos) || trunc_range > rec_range);
mlog(0, "Inode %llu, remove (cpos %u, len %u). Existing index %d "
mlog(0, "Owner %llu, remove (cpos %u, len %u). Existing index %d "
"(cpos %u, len %u)\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno, cpos, len, index,
(unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
cpos, len, index,
le32_to_cpu(rec->e_cpos), ocfs2_rec_clusters(el, rec));
if (le32_to_cpu(rec->e_cpos) == cpos || rec_range == trunc_range) {
@ -5501,7 +5504,7 @@ int ocfs2_remove_extent(struct inode *inode,
goto out;
}
} else {
ret = ocfs2_split_tree(inode, et, handle, path, index,
ret = ocfs2_split_tree(handle, et, path, index,
trunc_range, meta_ac);
if (ret) {
mlog_errno(ret);
@ -5523,9 +5526,9 @@ int ocfs2_remove_extent(struct inode *inode,
el = path_leaf_el(path);
index = ocfs2_search_extent_list(el, cpos);
if (index == -1 || index >= le16_to_cpu(el->l_next_free_rec)) {
ocfs2_error(inode->i_sb,
"Inode %llu: split at cpos %u lost record.",
(unsigned long long)OCFS2_I(inode)->ip_blkno,
ocfs2_error(ocfs2_metadata_cache_get_super(et->et_ci),
"Owner %llu: split at cpos %u lost record.",
(unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
cpos);
ret = -EROFS;
goto out;
@ -5539,10 +5542,10 @@ int ocfs2_remove_extent(struct inode *inode,
rec_range = le32_to_cpu(rec->e_cpos) +
ocfs2_rec_clusters(el, rec);
if (rec_range != trunc_range) {
ocfs2_error(inode->i_sb,
"Inode %llu: error after split at cpos %u"
ocfs2_error(ocfs2_metadata_cache_get_super(et->et_ci),
"Owner %llu: error after split at cpos %u"
"trunc len %u, existing record is (%u,%u)",
(unsigned long long)OCFS2_I(inode)->ip_blkno,
(unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
cpos, len, le32_to_cpu(rec->e_cpos),
ocfs2_rec_clusters(el, rec));
ret = -EROFS;
@ -5607,8 +5610,7 @@ int ocfs2_remove_btree_range(struct inode *inode,
vfs_dq_free_space_nodirty(inode,
ocfs2_clusters_to_bytes(inode->i_sb, len));
ret = ocfs2_remove_extent(inode, et, cpos, len, handle, meta_ac,
dealloc);
ret = ocfs2_remove_extent(handle, et, cpos, len, meta_ac, dealloc);
if (ret) {
mlog_errno(ret);
goto out_commit;

5
fs/ocfs2/alloc.h
View File

@ -117,9 +117,8 @@ int ocfs2_mark_extent_written(struct inode *inode,
handle_t *handle, u32 cpos, u32 len, u32 phys,
struct ocfs2_alloc_context *meta_ac,
struct ocfs2_cached_dealloc_ctxt *dealloc);
int ocfs2_remove_extent(struct inode *inode,
struct ocfs2_extent_tree *et,
u32 cpos, u32 len, handle_t *handle,
int ocfs2_remove_extent(handle_t *handle, struct ocfs2_extent_tree *et,
u32 cpos, u32 len,
struct ocfs2_alloc_context *meta_ac,
struct ocfs2_cached_dealloc_ctxt *dealloc);
int ocfs2_remove_btree_range(struct inode *inode,

4
fs/ocfs2/xattr.c
View File

@ -663,7 +663,7 @@ static int __ocfs2_remove_xattr_range(struct inode *inode,
goto out;
}
ret = ocfs2_remove_extent(inode, &et, cpos, len, handle, ctxt->meta_ac,
ret = ocfs2_remove_extent(handle, &et, cpos, len, ctxt->meta_ac,
&ctxt->dealloc);
if (ret) {
mlog_errno(ret);
@ -4881,7 +4881,7 @@ static int ocfs2_rm_xattr_cluster(struct inode *inode,
goto out_commit;
}
ret = ocfs2_remove_extent(inode, &et, cpos, len, handle, meta_ac,
ret = ocfs2_remove_extent(handle, &et, cpos, len, meta_ac,
&dealloc);
if (ret) {
mlog_errno(ret);