From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail172.messagelabs.com (mail172.messagelabs.com [216.82.254.3]) by kanga.kvack.org (Postfix) with SMTP id 93BD16B0062 for ; Wed, 20 May 2009 03:19:29 -0400 (EDT) Received: by wf-out-1314.google.com with SMTP id 25so87454wfa.11 for ; Wed, 20 May 2009 00:19:46 -0700 (PDT) Date: Wed, 20 May 2009 16:19:36 +0900 From: Minchan Kim Subject: [PATCH 2/3] add inactive ratio calculation function of each zone Message-Id: <20090520161936.c86a0e38.minchan.kim@barrios-desktop> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Andrew Morton , LKML , linux-mm Cc: Mel Gorman , KOSAKI Motohiro , Rik van Riel , Johannes Weiner List-ID: This patch divides setup_per_zone_inactive_ratio with per zone inactive ratio calculaton. CC: Rik van Riel CC: KOSAKI Motohiro CC: Johannes Weiner Signed-off-by: Minchan Kim --- include/linux/mm.h | 1 + mm/page_alloc.c | 14 +++++++++----- 2 files changed, 10 insertions(+), 5 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index 1b2cb16..cede957 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1059,6 +1059,7 @@ extern void set_dma_reserve(unsigned long new_dma_reserve); extern void memmap_init_zone(unsigned long, int, unsigned long, unsigned long, enum memmap_context); extern void setup_per_zone_wmark_min(void); +extern void calculate_per_zone_inactive_ratio(struct zone* zone); extern void mem_init(void); extern void __init mmap_init(void); extern void show_mem(void); diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 273526b..4601ba0 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -4552,11 +4552,8 @@ void setup_per_zone_wmark_min(void) * 1TB 101 10GB * 10TB 320 32GB */ -static void __init setup_per_zone_inactive_ratio(void) +void calculate_per_zone_inactive_ratio(struct zone* zone) { - struct zone *zone; - - for_each_zone(zone) { unsigned int gb, ratio; /* Zone size in gigabytes */ @@ -4567,7 +4564,14 @@ static void __init setup_per_zone_inactive_ratio(void) ratio = 1; zone->inactive_ratio = ratio; - } +} + +static void __init setup_per_zone_inactive_ratio(void) +{ + struct zone *zone; + + for_each_zone(zone) + calculate_per_zone_inactive_ratio(zone); } /* -- 1.5.4.3 -- Kinds Regards Minchan Kim -- 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