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Message-Id: <1235477835-14500-15-git-send-email-mel@csn.ul.ie>
Date: Tue, 24 Feb 2009 12:17:10 +0000
From: Mel Gorman <mel@....ul.ie>
To: Mel Gorman <mel@....ul.ie>,
Linux Memory Management List <linux-mm@...ck.org>
Cc: Pekka Enberg <penberg@...helsinki.fi>,
Rik van Riel <riel@...hat.com>,
KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
Christoph Lameter <cl@...ux-foundation.org>,
Johannes Weiner <hannes@...xchg.org>,
Nick Piggin <npiggin@...e.de>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Lin Ming <ming.m.lin@...el.com>,
Zhang Yanmin <yanmin_zhang@...ux.intel.com>,
Peter Zijlstra <peterz@...radead.org>
Subject: [PATCH 14/19] Inline buffered_rmqueue()
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@....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
--
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