Changes page->mapping handlingi in SYSVFS.
Signed-off-by: KAMEZAWA Hiroyuki <[email protected]>
---
fs/sysv/dir.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
Index: test-2.6.23-rc4-mm1/fs/sysv/dir.c
===================================================================
--- test-2.6.23-rc4-mm1.orig/fs/sysv/dir.c
+++ test-2.6.23-rc4-mm1/fs/sysv/dir.c
@@ -40,7 +40,7 @@ static inline unsigned long dir_pages(st
static int dir_commit_chunk(struct page *page, loff_t pos, unsigned len)
{
- struct address_space *mapping = page->mapping;
+ struct address_space *mapping = page_mapping_cache(page);
struct inode *dir = mapping->host;
int err = 0;
@@ -221,7 +221,8 @@ got_it:
pos = page_offset(page) +
(char*)de - (char*)page_address(page);
lock_page(page);
- err = __sysv_write_begin(NULL, page->mapping, pos, SYSV_DIRSIZE,
+ err = __sysv_write_begin(NULL, page_mapping_cache(page),
+ pos, SYSV_DIRSIZE,
AOP_FLAG_UNINTERRUPTIBLE, &page, NULL);
if (err)
goto out_unlock;
@@ -242,7 +243,7 @@ out_unlock:
int sysv_delete_entry(struct sysv_dir_entry *de, struct page *page)
{
- struct address_space *mapping = page->mapping;
+ struct address_space *mapping = page_mapping_cache(page);
struct inode *inode = (struct inode*)mapping->host;
char *kaddr = (char*)page_address(page);
loff_t pos = page_offset(page) + (char *)de - kaddr;
@@ -344,7 +345,7 @@ not_empty:
void sysv_set_link(struct sysv_dir_entry *de, struct page *page,
struct inode *inode)
{
- struct address_space *mapping = page->mapping;
+ struct address_space *mapping = page_mapping_cache(page);
struct inode *dir = mapping->host;
loff_t pos = page_offset(page) +
(char *)de-(char*)page_address(page);
-
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