Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757270AbbGPCNq (ORCPT ); Wed, 15 Jul 2015 22:13:46 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:55360 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754207AbbGPBKN (ORCPT ); Wed, 15 Jul 2015 21:10:13 -0400 From: Kamal Mostafa To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, kernel-team@lists.ubuntu.com Cc: Paolo Bonzini , Kamal Mostafa Subject: [PATCH 3.19.y-ckt 049/251] KVM: mips: use id_to_memslot correctly Date: Wed, 15 Jul 2015 18:06:10 -0700 Message-Id: <1437008972-9140-50-git-send-email-kamal@canonical.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1437008972-9140-1-git-send-email-kamal@canonical.com> References: <1437008972-9140-1-git-send-email-kamal@canonical.com> X-Extended-Stable: 3.19 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1347 Lines: 39 3.19.8-ckt4 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Paolo Bonzini commit 69a1220060c1523fd0515216eaa29e22f133b894 upstream. The argument to KVM_GET_DIRTY_LOG is a memslot id; it may not match the position in the memslots array, which is sorted by gfn. Reviewed-by: James Hogan Signed-off-by: Paolo Bonzini Signed-off-by: Kamal Mostafa --- arch/mips/kvm/mips.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c index 39074fb..a53eaf5 100644 --- a/arch/mips/kvm/mips.c +++ b/arch/mips/kvm/mips.c @@ -784,7 +784,7 @@ int kvm_vm_ioctl_get_dirty_log(struct kvm *kvm, struct kvm_dirty_log *log) /* If nothing is dirty, don't bother messing with page tables. */ if (is_dirty) { - memslot = &kvm->memslots->memslots[log->slot]; + memslot = id_to_memslot(kvm->memslots, log->slot); ga = memslot->base_gfn << PAGE_SHIFT; ga_end = ga + (memslot->npages << PAGE_SHIFT); -- 1.9.1 -- 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/