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mm/readahead.c: inline ra_submit

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Commit f9acc8c7b3 ("readahead: sanify file_ra_state names") left
ra_submit with a single function call.

Move ra_submit to internal.h and inline it to save some stack.  Thanks
to Andrew Morton for commenting different versions.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Fabian Frederick 2014-04-07 15:37:55 -07:00 • committed by Linus Torvalds
commit 29f175d125
3 changed files with 18 additions and 21 deletions
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3
include/linux/mm.h
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@ -1875,9 +1875,6 @@ void page_cache_async_readahead(struct address_space *mapping,
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);
/* Generic expand stack which grows the stack according to GROWS{UP,DOWN} */
extern int expand_stack(struct vm_area_struct *vma, unsigned long address);