From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755549AbZLBEjN (ORCPT ); Tue, 1 Dec 2009 23:39:13 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755488AbZLBEh7 (ORCPT ); Tue, 1 Dec 2009 23:37:59 -0500 Received: from mga14.intel.com ([143.182.124.37]:57394 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755266AbZLBEha (ORCPT ); Tue, 1 Dec 2009 23:37:30 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.47,316,1257148800"; d="scan'208";a="217764904" Message-Id: <20091202043044.878843398@intel.com> User-Agent: quilt/0.48-1 Date: Wed, 02 Dec 2009 11:12:41 +0800 From: Wu Fengguang TO: Andi Kleen CC: Andrew Morton , Wu Fengguang CC: Nick Piggin CC: Cc: LKML Subject: [PATCH 10/24] HWPOISON: remove the free buddy page handler References: <20091202031231.735876003@intel.com> Content-Disposition: inline; filename=hwpoison-remove-free-handler.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The buddy page has already be handled in the very beginning. So remove redundant code. CC: Andi Kleen Signed-off-by: Wu Fengguang --- mm/memory-failure.c | 9 --------- 1 file changed, 9 deletions(-) --- linux-mm.orig/mm/memory-failure.c 2009-11-09 10:57:50.000000000 +0800 +++ linux-mm/mm/memory-failure.c 2009-11-09 10:59:26.000000000 +0800 @@ -379,14 +379,6 @@ static int me_unknown(struct page *p, un } /* - * Free memory - */ -static int me_free(struct page *p, unsigned long pfn) -{ - return DELAYED; -} - -/* * Clean (or cleaned) page cache page. */ static int me_pagecache_clean(struct page *p, unsigned long pfn) @@ -592,7 +584,6 @@ static struct page_state { int (*action)(struct page *p, unsigned long pfn); } error_states[] = { { reserved, reserved, "reserved kernel", me_ignore }, - { buddy, buddy, "free kernel", me_free }, /* * Could in theory check if slab page is free or if we can drop