Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756006Ab2F1M6s (ORCPT ); Thu, 28 Jun 2012 08:58:48 -0400 Received: from mx1.redhat.com ([209.132.183.28]:43327 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755824Ab2F1M6o (ORCPT ); Thu, 28 Jun 2012 08:58:44 -0400 From: Andrea Arcangeli To: linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: Hillf Danton , Dan Smith , Peter Zijlstra , Linus Torvalds , Andrew Morton , Thomas Gleixner , Ingo Molnar , Paul Turner , Suresh Siddha , Mike Galbraith , "Paul E. McKenney" , Lai Jiangshan , Bharata B Rao , Lee Schermerhorn , Rik van Riel , Johannes Weiner , Srivatsa Vaddagiri , Christoph Lameter , Alex Shi , Mauricio Faria de Oliveira , Konrad Rzeszutek Wilk , Don Morris , Benjamin Herrenschmidt Subject: [PATCH 31/40] autonuma: reset autonuma page data when pages are freed Date: Thu, 28 Jun 2012 14:56:11 +0200 Message-Id: <1340888180-15355-32-git-send-email-aarcange@redhat.com> In-Reply-To: <1340888180-15355-1-git-send-email-aarcange@redhat.com> References: <1340888180-15355-1-git-send-email-aarcange@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 959 Lines: 28 When pages are freed abort any pending migration. If knuma_migrated arrives first it will notice because get_page_unless_zero would fail. Signed-off-by: Andrea Arcangeli --- mm/page_alloc.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 48eabe9..841d964 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -615,6 +615,10 @@ static inline int free_pages_check(struct page *page) bad_page(page); return 1; } + autonuma_migrate_page_remove(page); +#ifdef CONFIG_AUTONUMA + page->autonuma_last_nid = -1; +#endif if (page->flags & PAGE_FLAGS_CHECK_AT_PREP) page->flags &= ~PAGE_FLAGS_CHECK_AT_PREP; return 0; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/