[PATCH 5/9] readahead: make ra_submit() non-static

Fengguang Wu
2007-12-16T12:06:10Z

[-- Attachment #1: readahead-export-ra_submit.patch --]
[-- Type: text/plain, Size: 1086 bytes --]

Make ra_submit() non-static and callable from other files.

Signed-off-by: Fengguang Wu <wfg@mail.ustc.edu.cn>
---
---
include/linux/mm.h | 3 +++
mm/readahead.c | 2 +-
2 files changed, 4 insertions(+), 1 deletion(-)

--- linux-2.6.24-rc4-mm1.orig/include/linux/mm.h
+++ linux-2.6.24-rc4-mm1/include/linux/mm.h
@@ -1103,6 +1103,9 @@ void page_cache_async_readahead(struct a
unsigned long size);

unsigned long max_sane_readahead(unsigned long nr);
+unsigned long ra_submit(struct file_ra_state *ra,
+ struct address_space *mapping,
+ struct file *filp);

/* Do stack extension */
extern int expand_stack(struct vm_area_struct *vma, unsigned long address);
--- linux-2.6.24-rc4-mm1.orig/mm/readahead.c
+++ linux-2.6.24-rc4-mm1/mm/readahead.c
@@ -242,7 +242,7 @@ subsys_initcall(readahead_init);
/*
* Submit IO for the read-ahead request in file_ra_state.
*/
-static unsigned long ra_submit(struct file_ra_state *ra,
+unsigned long ra_submit(struct file_ra_state *ra,
struct address_space *mapping, struct file *filp)
{
int actual;

--