From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx103.postini.com [74.125.245.103]) by kanga.kvack.org (Postfix) with SMTP id D1EC06B02A5 for ; Thu, 2 May 2013 20:02:10 -0400 (EDT) Received: from /spool/local by e32.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 2 May 2013 18:02:10 -0600 Received: from d03relay05.boulder.ibm.com (d03relay05.boulder.ibm.com [9.17.195.107]) by d03dlp01.boulder.ibm.com (Postfix) with ESMTP id C35211FF001D for ; Thu, 2 May 2013 17:56:35 -0600 (MDT) Received: from d03av01.boulder.ibm.com (d03av01.boulder.ibm.com [9.17.195.167]) by d03relay05.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r4301Ygn071616 for ; Thu, 2 May 2013 18:01:36 -0600 Received: from d03av01.boulder.ibm.com (loopback [127.0.0.1]) by d03av01.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r4301XKX004452 for ; Thu, 2 May 2013 18:01:34 -0600 From: Cody P Schafer Subject: [RFC PATCH v3 20/31] page_alloc: use dnuma to transplant newly freed pages in __free_pages_ok() Date: Thu, 2 May 2013 17:00:52 -0700 Message-Id: <1367539263-19999-21-git-send-email-cody@linux.vnet.ibm.com> In-Reply-To: <1367539263-19999-1-git-send-email-cody@linux.vnet.ibm.com> References: <1367539263-19999-1-git-send-email-cody@linux.vnet.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: Linux MM Cc: LKML , Cody P Schafer , Simon Jeons __free_pages_ok() handles higher order (order != 0) pages. Transplant hook is added here as this is where the struct zone to free to is decided. Signed-off-by: Cody P Schafer --- mm/page_alloc.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index ea4fda8..f33f1bf 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -60,6 +60,7 @@ #include #include #include +#include #include #include @@ -733,6 +734,13 @@ static void __free_pages_ok(struct page *page, unsigned int order) { unsigned long flags; int migratetype; + int dest_nid = dnuma_page_needs_move(page); + struct zone *zone; + + if (dest_nid != NUMA_NO_NODE) + zone = nid_zone(dest_nid, page_zonenum(page)); + else + zone = page_zone(page); if (!free_pages_prepare(page, order)) return; @@ -741,7 +749,11 @@ static void __free_pages_ok(struct page *page, unsigned int order) __count_vm_events(PGFREE, 1 << order); migratetype = get_pageblock_migratetype(page); set_freepage_migratetype(page, migratetype); - free_one_page(page_zone(page), page, order, migratetype); + if (dest_nid != NUMA_NO_NODE) + dnuma_prior_free_to_new_zone(page, order, zone, dest_nid); + free_one_page(zone, page, order, migratetype); + if (dest_nid != NUMA_NO_NODE) + dnuma_post_free_to_new_zone(order); local_irq_restore(flags); } -- 1.8.2.2 -- 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