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[209.132.180.67]) by mx.google.com with ESMTP id bd10si15800741pdb.178.2015.04.23.22.34.23; Thu, 23 Apr 2015 22:34:24 -0700 (PDT) Received-SPF: none (google.com: stable-owner@vger.kernel.org does not designate permitted sender hosts) client-ip=209.132.180.67; Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754559AbbDXFeX (ORCPT + 2 others); Fri, 24 Apr 2015 01:34:23 -0400 Received: from mail-ob0-f174.google.com ([209.85.214.174]:33856 "EHLO mail-ob0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754567AbbDXFeW (ORCPT ); Fri, 24 Apr 2015 01:34:22 -0400 Received: by obfe9 with SMTP id e9so30221152obf.1 for ; Thu, 23 Apr 2015 22:34:22 -0700 (PDT) X-Received: by 10.182.148.166 with SMTP id tt6mr5597567obb.63.1429853662541; Thu, 23 Apr 2015 22:34:22 -0700 (PDT) Received: from localhost ([167.160.116.36]) by mx.google.com with ESMTPSA id hc7sm6078221obb.16.2015.04.23.22.34.20 (version=TLSv1 cipher=RC4-SHA bits=128/128); Thu, 23 Apr 2015 22:34:21 -0700 (PDT) From: shannon.zhao@linaro.org To: stable@vger.kernel.org Cc: jslaby@suse.cz, christoffer.dall@linaro.org, shannon.zhao@linaro.org, Steve Capper Subject: [PATCH for 3.12.y stable 51/63] arm: kvm: STRICT_MM_TYPECHECKS fix for user_mem_abort Date: Fri, 24 Apr 2015 13:27:49 +0800 Message-Id: <1429853281-6136-52-git-send-email-shannon.zhao@linaro.org> X-Mailer: git-send-email 1.9.5.msysgit.1 In-Reply-To: <1429853281-6136-1-git-send-email-shannon.zhao@linaro.org> References: <1429853281-6136-1-git-send-email-shannon.zhao@linaro.org> Sender: stable-owner@vger.kernel.org Precedence: list List-ID: X-Mailing-List: stable@vger.kernel.org X-Removed-Original-Auth: Dkim didn't pass. X-Original-Sender: shannon.zhao@linaro.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.217.180 as permitted sender) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org X-Google-Group-Id: 836684582541 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , From: Steve Capper commit 3d08c629244257473450a8ba17cb8184b91e68f8 upstream. Commit: b886576 ARM: KVM: user_mem_abort: support stage 2 MMIO page mapping introduced some code in user_mem_abort that failed to compile if STRICT_MM_TYPECHECKS was enabled. This patch fixes up the failing comparison. Signed-off-by: Steve Capper Reviewed-by: Kim Phillips Signed-off-by: Christoffer Dall Signed-off-by: Shannon Zhao --- arch/arm/kvm/mmu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/kvm/mmu.c b/arch/arm/kvm/mmu.c index f974085..90422a5 100644 --- a/arch/arm/kvm/mmu.c +++ b/arch/arm/kvm/mmu.c @@ -698,7 +698,7 @@ static int user_mem_abort(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, kvm_set_pfn_dirty(pfn); } stage2_set_pte(vcpu->kvm, memcache, fault_ipa, &new_pte, - mem_type == PAGE_S2_DEVICE); + pgprot_val(mem_type) == pgprot_val(PAGE_S2_DEVICE)); out_unlock: spin_unlock(&vcpu->kvm->mmu_lock);