From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Tue, 27 Nov 2007 11:59:14 +0900 From: KAMEZAWA Hiroyuki Subject: [PATCH][for -mm] per-zone and reclaim enhancements for memory controller take 3 [2/10] nid/zid helper function for cgroup Message-Id: <20071127115914.cf20f5b2.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <20071127115525.e9779108.kamezawa.hiroyu@jp.fujitsu.com> References: <20071127115525.e9779108.kamezawa.hiroyu@jp.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: KAMEZAWA Hiroyuki Cc: Andrew Morton , "balbir@linux.vnet.ibm.com" , "yamamoto@valinux.co.jp" , "linux-mm@kvack.org" , "containers@lists.osdl.org" , LKML List-ID: Add macro to get node_id and zone_id of page_cgroup. Will be used in per-zone-xxx patches and others. Changelog: - returns zone_type instead of int. Signed-off-by: KAMEZAWA Hiroyuki mm/memcontrol.c | 10 ++++++++++ 1 file changed, 10 insertions(+) Index: linux-2.6.24-rc3-mm1/mm/memcontrol.c =================================================================== --- linux-2.6.24-rc3-mm1.orig/mm/memcontrol.c 2007-11-26 15:31:19.000000000 +0900 +++ linux-2.6.24-rc3-mm1/mm/memcontrol.c 2007-11-26 16:39:00.000000000 +0900 @@ -135,6 +135,16 @@ #define PAGE_CGROUP_FLAG_CACHE (0x1) /* charged as cache */ #define PAGE_CGROUP_FLAG_ACTIVE (0x2) /* page is active in this cgroup */ +static inline int page_cgroup_nid(struct page_cgroup *pc) +{ + return page_to_nid(pc->page); +} + +static inline enum zone_type page_cgroup_zid(struct page_cgroup *pc) +{ + return page_zonenum(pc->page); +} + enum { MEM_CGROUP_TYPE_UNSPEC = 0, MEM_CGROUP_TYPE_MAPPED, -- 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