[PATCH 14/19] Inline buffered_rmqueue()

Mel Gorman
2009-02-24T12:22:11Z

buffered_rmqueue() is in the fast path so inline it. This incurs text
bloat as there is now a copy in the fast and slow paths but the cost of
the function call was noticeable in profiles of the fast path.

Signed-off-by: Mel Gorman <mel@csn.ul.ie>
---
mm/page_alloc.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 51eedfa..1786542 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1080,7 +1080,8 @@ void split_page(struct page *page, unsigned int order)
* we cheat by calling it from here, in the order > 0 path. Saves a branch
* or two.
*/
-static struct page *buffered_rmqueue(struct zone *preferred_zone,
+static inline
+struct page *buffered_rmqueue(struct zone *preferred_zone,
struct zone *zone, int order, gfp_t gfp_flags,
int migratetype)
{
--
1.5.6.5