From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx147.postini.com [74.125.245.147]) by kanga.kvack.org (Postfix) with SMTP id 8A4C16B0096 for ; Mon, 8 Apr 2013 06:00:24 -0400 (EDT) From: Lin Feng Subject: [PATCH 2/2] mm: vmemmap: arm64: add vmemmap_verify check for hot-add node case Date: Mon, 8 Apr 2013 17:56:40 +0800 Message-Id: <1365415000-10389-3-git-send-email-linfeng@cn.fujitsu.com> In-Reply-To: <1365415000-10389-1-git-send-email-linfeng@cn.fujitsu.com> References: <1365415000-10389-1-git-send-email-linfeng@cn.fujitsu.com> Sender: owner-linux-mm@kvack.org List-ID: To: akpm@linux-foundation.org Cc: cl@linux.com, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, yinghai@kernel.org, catalin.marinas@arm.com, will.deacon@arm.com, arnd@arndb.de, tony@atomide.com, ben@decadent.org.uk, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, x86@kernel.org, linux-mm@kvack.org, isimatu.yasuaki@jp.fujitsu.com, Lin Feng In hot add node(memory) case, vmemmap pages are always allocated from other node, but the current logic just skip vmemmap_verify check. So we should also issue "potential offnode page_structs" warning messages if we are the case. Cc: Christoph Lameter Cc: Catalin Marinas Cc: Will Deacon Cc: Arnd Bergmann Cc: Tony Lindgren Cc: Ben Hutchings Cc: Andrew Morton Reported-by: Yasuaki Ishimatsu Signed-off-by: Lin Feng --- arch/arm64/mm/mmu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index 70b8cd4..9f1e417 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -427,8 +427,8 @@ int __meminit vmemmap_populate(struct page *start_page, return -ENOMEM; set_pmd(pmd, __pmd(__pa(p) | prot_sect_kernel)); - } else - vmemmap_verify((pte_t *)pmd, node, addr, next); + } + vmemmap_verify((pte_t *)pmd, node, addr, next); } while (addr = next, addr != end); return 0; -- 1.8.0.1 -- 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