From patchwork Wed May 22 18:43:54 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Daney X-Patchwork-Id: 2603051 Return-Path: X-Original-To: patchwork-kvm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id 8B83040077 for ; Wed, 22 May 2013 18:46:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756891Ab3EVSpq (ORCPT ); Wed, 22 May 2013 14:45:46 -0400 Received: from mail-pa0-f53.google.com ([209.85.220.53]:60941 "EHLO mail-pa0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753432Ab3EVSoI (ORCPT ); Wed, 22 May 2013 14:44:08 -0400 Received: by mail-pa0-f53.google.com with SMTP id kq12so2098455pab.12 for ; Wed, 22 May 2013 11:44:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; bh=c9BSCB1NujibP7eUFGiq2gccKrGQoppYXygvsMvfjNA=; b=OynWpIcv8wl5LtZllWP8fAdU9A9CIz+PAD/2R4vT4uI3kOCqNe+TfR9EnQ1ESzfRqI P+YBH31d+uhkP/thNEwUE72iYg6nN+duRXHyuoDL/2Ngfu0PLK/eq3T7zAr5eu2BSwdc ftxdycwC7YEjB0N9u9lzNShlySYHocdjpZ4t4Lhd4++Wix0QTXD0vyvetUOTgMOweu3T mLGuD/9/szrgOddkz3nmNjXq06E2fqjFwy0i3GeZHEbVP5VfhqBw3pOWIBgGay2KKfM6 G7pdkv6mz+dhkywNrUd+dI0C1SLefyuAuzs0uNYXqgAUBY8HjQkIVtba5LHaWf6I4zuv r4KQ== X-Received: by 10.66.188.137 with SMTP id ga9mr9802013pac.9.1369248247957; Wed, 22 May 2013 11:44:07 -0700 (PDT) Received: from dl.caveonetworks.com (64.2.3.195.ptr.us.xo.net. [64.2.3.195]) by mx.google.com with ESMTPSA id do4sm8256518pbc.8.2013.05.22.11.44.06 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Wed, 22 May 2013 11:44:07 -0700 (PDT) Received: from dl.caveonetworks.com (localhost.localdomain [127.0.0.1]) by dl.caveonetworks.com (8.14.5/8.14.5) with ESMTP id r4MIi54M027293; Wed, 22 May 2013 11:44:05 -0700 Received: (from ddaney@localhost) by dl.caveonetworks.com (8.14.5/8.14.5/Submit) id r4MIi5XI027292; Wed, 22 May 2013 11:44:05 -0700 From: David Daney To: linux-mips@linux-mips.org, ralf@linux-mips.org, kvm@vger.kernel.org, Sanjay Lal , Gleb Natapov Cc: linux-kernel@vger.kernel.org, David Daney Subject: [PATCH v5 4/6] mips/kvm: Use ARRAY_SIZE() instead of hardcoded constants in kvm_arch_vcpu_ioctl_{s, g}et_regs Date: Wed, 22 May 2013 11:43:54 -0700 Message-Id: <1369248236-27237-5-git-send-email-ddaney.cavm@gmail.com> X-Mailer: git-send-email 1.7.11.7 In-Reply-To: <1369248236-27237-1-git-send-email-ddaney.cavm@gmail.com> References: <1369248236-27237-1-git-send-email-ddaney.cavm@gmail.com> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: David Daney Also we cannot set special zero register, so force it to zero. Signed-off-by: David Daney --- arch/mips/kvm/kvm_mips.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/mips/kvm/kvm_mips.c b/arch/mips/kvm/kvm_mips.c index 93da750..71a1fc1 100644 --- a/arch/mips/kvm/kvm_mips.c +++ b/arch/mips/kvm/kvm_mips.c @@ -677,9 +677,9 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs) { int i; - for (i = 0; i < 32; i++) + for (i = 1; i < ARRAY_SIZE(vcpu->arch.gprs); i++) vcpu->arch.gprs[i] = regs->gpr[i]; - + vcpu->arch.gprs[0] = 0; /* zero is special, and cannot be set. */ vcpu->arch.hi = regs->hi; vcpu->arch.lo = regs->lo; vcpu->arch.pc = regs->pc; @@ -691,7 +691,7 @@ int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs) { int i; - for (i = 0; i < 32; i++) + for (i = 0; i < ARRAY_SIZE(vcpu->arch.gprs); i++) regs->gpr[i] = vcpu->arch.gprs[i]; regs->hi = vcpu->arch.hi;