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Diffstat (limited to 'fs/ocfs2/alloc.c')
-rw-r--r--fs/ocfs2/alloc.c46
1 files changed, 12 insertions, 34 deletions
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index f1cc8258d34a..5d9ae17bd443 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -7045,7 +7045,7 @@ void ocfs2_set_inode_data_inline(struct inode *inode, struct ocfs2_dinode *di)
int ocfs2_convert_inline_data_to_extents(struct inode *inode,
struct buffer_head *di_bh)
{
- int ret, i, has_data, num_pages = 0;
+ int ret, has_data, num_pages = 0;
int need_free = 0;
u32 bit_off, num;
handle_t *handle;
@@ -7054,26 +7054,17 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
struct ocfs2_alloc_context *data_ac = NULL;
- struct page **pages = NULL;
- loff_t end = osb->s_clustersize;
+ struct page *page = NULL;
struct ocfs2_extent_tree et;
int did_quota = 0;
has_data = i_size_read(inode) ? 1 : 0;
if (has_data) {
- pages = kcalloc(ocfs2_pages_per_cluster(osb->sb),
- sizeof(struct page *), GFP_NOFS);
- if (pages == NULL) {
- ret = -ENOMEM;
- mlog_errno(ret);
- return ret;
- }
-
ret = ocfs2_reserve_clusters(osb, 1, &data_ac);
if (ret) {
mlog_errno(ret);
- goto free_pages;
+ goto out;
}
}
@@ -7093,7 +7084,8 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
}
if (has_data) {
- unsigned int page_end;
+ unsigned int page_end = min_t(unsigned, PAGE_SIZE,
+ osb->s_clustersize);
u64 phys;
ret = dquot_alloc_space_nodirty(inode,
@@ -7117,15 +7109,8 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
*/
block = phys = ocfs2_clusters_to_blocks(inode->i_sb, bit_off);
- /*
- * Non sparse file systems zero on extend, so no need
- * to do that now.
- */
- if (!ocfs2_sparse_alloc(osb) &&
- PAGE_SIZE < osb->s_clustersize)
- end = PAGE_SIZE;
-
- ret = ocfs2_grab_eof_pages(inode, 0, end, pages, &num_pages);
+ ret = ocfs2_grab_eof_pages(inode, 0, page_end, &page,
+ &num_pages);
if (ret) {
mlog_errno(ret);
need_free = 1;
@@ -7136,20 +7121,15 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
* This should populate the 1st page for us and mark
* it up to date.
*/
- ret = ocfs2_read_inline_data(inode, pages[0], di_bh);
+ ret = ocfs2_read_inline_data(inode, page, di_bh);
if (ret) {
mlog_errno(ret);
need_free = 1;
goto out_unlock;
}
- page_end = PAGE_SIZE;
- if (PAGE_SIZE > osb->s_clustersize)
- page_end = osb->s_clustersize;
-
- for (i = 0; i < num_pages; i++)
- ocfs2_map_and_dirty_page(inode, handle, 0, page_end,
- pages[i], i > 0, &phys);
+ ocfs2_map_and_dirty_page(inode, handle, 0, page_end, page, 0,
+ &phys);
}
spin_lock(&oi->ip_lock);
@@ -7180,8 +7160,8 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
}
out_unlock:
- if (pages)
- ocfs2_unlock_and_free_pages(pages, num_pages);
+ if (page)
+ ocfs2_unlock_and_free_pages(&page, num_pages);
out_commit:
if (ret < 0 && did_quota)
@@ -7205,8 +7185,6 @@ out_commit:
out:
if (data_ac)
ocfs2_free_alloc_context(data_ac);
-free_pages:
- kfree(pages);
return ret;
}