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mm: make read_cache_page synchronous
[powerpc.git]
/
include
/
linux
/
pagemap.h
diff --git
a/include/linux/pagemap.h
b/include/linux/pagemap.h
index
7a8dcb8
..
b4def5e
100644
(file)
--- a/
include/linux/pagemap.h
+++ b/
include/linux/pagemap.h
@@
-95,12
+95,23
@@
static inline struct page *grab_cache_page(struct address_space *mapping, unsign
extern struct page * grab_cache_page_nowait(struct address_space *mapping,
unsigned long index);
extern struct page * grab_cache_page_nowait(struct address_space *mapping,
unsigned long index);
+extern struct page * read_cache_page_async(struct address_space *mapping,
+ unsigned long index, filler_t *filler,
+ void *data);
extern struct page * read_cache_page(struct address_space *mapping,
unsigned long index, filler_t *filler,
void *data);
extern int read_cache_pages(struct address_space *mapping,
struct list_head *pages, filler_t *filler, void *data);
extern struct page * read_cache_page(struct address_space *mapping,
unsigned long index, filler_t *filler,
void *data);
extern int read_cache_pages(struct address_space *mapping,
struct list_head *pages, filler_t *filler, void *data);
+static inline struct page *read_mapping_page_async(
+ struct address_space *mapping,
+ unsigned long index, void *data)
+{
+ filler_t *filler = (filler_t *)mapping->a_ops->readpage;
+ return read_cache_page_async(mapping, index, filler, data);
+}
+
static inline struct page *read_mapping_page(struct address_space *mapping,
unsigned long index, void *data)
{
static inline struct page *read_mapping_page(struct address_space *mapping,
unsigned long index, void *data)
{