From: Ira Weiny ira.weiny@intel.com
There are 3 places in namei.c where the equivalent of ext2_put_page() is open coded. We want to use k[un]map_thread() instead of k[un]map() in ext2_[get|put]_page().
Move ext2_put_page() to ext2.h and use it in namei.c in prep for converting the k[un]map() code.
Cc: Jan Kara jack@suse.com Signed-off-by: Ira Weiny ira.weiny@intel.com --- fs/ext2/dir.c | 6 ------ fs/ext2/ext2.h | 8 ++++++++ fs/ext2/namei.c | 15 +++++---------- 3 files changed, 13 insertions(+), 16 deletions(-)
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c index 70355ab6740e..f3194bf20733 100644 --- a/fs/ext2/dir.c +++ b/fs/ext2/dir.c @@ -66,12 +66,6 @@ static inline unsigned ext2_chunk_size(struct inode *inode) return inode->i_sb->s_blocksize; }
-static inline void ext2_put_page(struct page *page) -{ - kunmap(page); - put_page(page); -} - /* * Return the offset into page `page_nr' of the last valid * byte in that page, plus one. diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h index 5136b7289e8d..021ec8b42ac3 100644 --- a/fs/ext2/ext2.h +++ b/fs/ext2/ext2.h @@ -16,6 +16,8 @@ #include <linux/blockgroup_lock.h> #include <linux/percpu_counter.h> #include <linux/rbtree.h> +#include <linux/mm.h> +#include <linux/highmem.h>
/* XXX Here for now... not interested in restructing headers JUST now */
@@ -745,6 +747,12 @@ extern int ext2_delete_entry (struct ext2_dir_entry_2 *, struct page *); extern int ext2_empty_dir (struct inode *); extern struct ext2_dir_entry_2 * ext2_dotdot (struct inode *, struct page **); extern void ext2_set_link(struct inode *, struct ext2_dir_entry_2 *, struct page *, struct inode *, int); +static inline void ext2_put_page(struct page *page) +{ + kunmap(page); + put_page(page); +} +
/* ialloc.c */ extern struct inode * ext2_new_inode (struct inode *, umode_t, const struct qstr *); diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c index 5bf2c145643b..ea980f1e2e99 100644 --- a/fs/ext2/namei.c +++ b/fs/ext2/namei.c @@ -389,23 +389,18 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry, if (dir_de) { if (old_dir != new_dir) ext2_set_link(old_inode, dir_de, dir_page, new_dir, 0); - else { - kunmap(dir_page); - put_page(dir_page); - } + else + ext2_put_page(dir_page); inode_dec_link_count(old_dir); } return 0;
out_dir: - if (dir_de) { - kunmap(dir_page); - put_page(dir_page); - } + if (dir_de) + ext2_put_page(dir_page); out_old: - kunmap(old_page); - put_page(old_page); + ext2_put_page(old_page); out: return err; }