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

[Fengguang Wu <wfg@mail.ustc.edu.cn>]

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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;

--