Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758622AbZLNWE7 (ORCPT ); Mon, 14 Dec 2009 17:04:59 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758563AbZLNWE4 (ORCPT ); Mon, 14 Dec 2009 17:04:56 -0500 Received: from nlpi157.sbcis.sbc.com ([207.115.36.171]:59429 "EHLO nlpi157.prodigy.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758520AbZLNWEw (ORCPT ); Mon, 14 Dec 2009 17:04:52 -0500 Message-Id: <20091214220339.733925940@quilx.com> References: <20091214220320.665065925@quilx.com> User-Agent: quilt/0.46-1 Date: Mon, 14 Dec 2009 16:03:22 -0600 From: Christoph Lameter To: Tejun Heo Cc: linux-kernel@vger.kernel.org CC: Mel Gorman Cc: Pekka Enberg Cc: Mathieu Desnoyers Subject: [this_cpu_xx V7 2/8] this_cpu ops: Remove pageset_notifier Content-Disposition: inline; filename=percpu_page_alloc_remove_pageset_notifier Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2260 Lines: 75 Remove the pageset notifier since it only marks that a processor exists on a specific node. Move that code into the vmstat notifier. Signed-off-by: Christoph Lameter --- mm/page_alloc.c | 28 ---------------------------- mm/vmstat.c | 1 + 2 files changed, 1 insertion(+), 28 deletions(-) Index: linux-2.6/mm/vmstat.c =================================================================== --- linux-2.6.orig/mm/vmstat.c 2009-10-29 15:37:50.000000000 -0500 +++ linux-2.6/mm/vmstat.c 2009-10-29 15:37:54.000000000 -0500 @@ -905,6 +905,7 @@ static int __cpuinit vmstat_cpuup_callba case CPU_ONLINE: case CPU_ONLINE_FROZEN: start_cpu_timer(cpu); + node_set_state(cpu_to_node(cpu), N_CPU); break; case CPU_DOWN_PREPARE: case CPU_DOWN_PREPARE_FROZEN: Index: linux-2.6/mm/page_alloc.c =================================================================== --- linux-2.6.orig/mm/page_alloc.c 2009-10-29 15:37:50.000000000 -0500 +++ linux-2.6/mm/page_alloc.c 2009-10-29 15:37:54.000000000 -0500 @@ -3107,27 +3107,6 @@ static void setup_pagelist_highmark(stru pcp->batch = PAGE_SHIFT * 8; } - -static int __cpuinit pageset_cpuup_callback(struct notifier_block *nfb, - unsigned long action, - void *hcpu) -{ - int cpu = (long)hcpu; - - switch (action) { - case CPU_UP_PREPARE: - case CPU_UP_PREPARE_FROZEN: - node_set_state(cpu_to_node(cpu), N_CPU); - break; - default: - break; - } - return NOTIFY_OK; -} - -static struct notifier_block __cpuinitdata pageset_notifier = - { &pageset_cpuup_callback, NULL, 0 }; - /* * Allocate per cpu pagesets and initialize them. * Before this call only boot pagesets were available. @@ -3153,13 +3132,6 @@ void __init setup_per_cpu_pageset(void) percpu_pagelist_fraction)); } } - - /* - * The boot cpu is always the first active. - * The boot node has a processor - */ - node_set_state(cpu_to_node(smp_processor_id()), N_CPU); - register_cpu_notifier(&pageset_notifier); } static noinline __init_refok -- -- 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/