From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx191.postini.com [74.125.245.191]) by kanga.kvack.org (Postfix) with SMTP id B3ED36B0062 for ; Thu, 11 Apr 2013 21:14:36 -0400 (EDT) Received: from /spool/local by e35.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 11 Apr 2013 19:14:36 -0600 Received: from d03relay02.boulder.ibm.com (d03relay02.boulder.ibm.com [9.17.195.227]) by d03dlp02.boulder.ibm.com (Postfix) with ESMTP id 9AE223E40039 for ; Thu, 11 Apr 2013 19:14:20 -0600 (MDT) Received: from d03av04.boulder.ibm.com (d03av04.boulder.ibm.com [9.17.195.170]) by d03relay02.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r3C1EX4V157372 for ; Thu, 11 Apr 2013 19:14:33 -0600 Received: from d03av04.boulder.ibm.com (loopback [127.0.0.1]) by d03av04.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r3C1EWqg029544 for ; Thu, 11 Apr 2013 19:14:33 -0600 From: Cody P Schafer Subject: [RFC PATCH v2 14/25] page_alloc: use dnuma to transplant newly freed pages in __free_pages_ok() Date: Thu, 11 Apr 2013 18:13:46 -0700 Message-Id: <1365729237-29711-15-git-send-email-cody@linux.vnet.ibm.com> In-Reply-To: <1365729237-29711-1-git-send-email-cody@linux.vnet.ibm.com> References: <1365729237-29711-1-git-send-email-cody@linux.vnet.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: Mel Gorman , Linux MM , 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 4628443..f8ae178 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -59,6 +59,7 @@ #include #include #include +#include #include #include @@ -732,6 +733,13 @@ 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; @@ -740,7 +748,11 @@ 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); } -- 1.8.2.1 -- 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