From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756890AbZDVN55 (ORCPT ); Wed, 22 Apr 2009 09:57:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754985AbZDVNxm (ORCPT ); Wed, 22 Apr 2009 09:53:42 -0400 Received: from gir.skynet.ie ([193.1.99.77]:43842 "EHLO gir.skynet.ie" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755169AbZDVNxi (ORCPT ); Wed, 22 Apr 2009 09:53:38 -0400 From: Mel Gorman To: Mel Gorman , Linux Memory Management List Cc: KOSAKI Motohiro , Christoph Lameter , Nick Piggin , Linux Kernel Mailing List , Lin Ming , Zhang Yanmin , Peter Zijlstra , Pekka Enberg , Andrew Morton Subject: [PATCH 12/22] Inline buffered_rmqueue() Date: Wed, 22 Apr 2009 14:53:17 +0100 Message-Id: <1240408407-21848-13-git-send-email-mel@csn.ul.ie> X-Mailer: git-send-email 1.5.6.5 In-Reply-To: <1240408407-21848-1-git-send-email-mel@csn.ul.ie> References: <1240408407-21848-1-git-send-email-mel@csn.ul.ie> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org buffered_rmqueue() is in the fast path so inline it. Because it only has one call site, this function can then be inlined without causing text bloat. On an x86-based config, it made no difference as the savings were padded out by NOP instructions. Milage varies but text will either decrease in size or remain static. Signed-off-by: Mel Gorman Reviewed-by: KOSAKI Motohiro --- 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 8bfced9..cb57382 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1076,7 +1076,8 @@ 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 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with ESMTP id 9744A6B00C3 for ; Wed, 22 Apr 2009 09:52:49 -0400 (EDT) From: Mel Gorman Subject: [PATCH 12/22] Inline buffered_rmqueue() Date: Wed, 22 Apr 2009 14:53:17 +0100 Message-Id: <1240408407-21848-13-git-send-email-mel@csn.ul.ie> In-Reply-To: <1240408407-21848-1-git-send-email-mel@csn.ul.ie> References: <1240408407-21848-1-git-send-email-mel@csn.ul.ie> Sender: owner-linux-mm@kvack.org To: Mel Gorman , Linux Memory Management List Cc: KOSAKI Motohiro , Christoph Lameter , Nick Piggin , Linux Kernel Mailing List , Lin Ming , Zhang Yanmin , Peter Zijlstra , Pekka Enberg , Andrew Morton List-ID: buffered_rmqueue() is in the fast path so inline it. Because it only has one call site, this function can then be inlined without causing text bloat. On an x86-based config, it made no difference as the savings were padded out by NOP instructions. Milage varies but text will either decrease in size or remain static. Signed-off-by: Mel Gorman Reviewed-by: KOSAKI Motohiro --- 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 8bfced9..cb57382 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1076,7 +1076,8 @@ 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 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org