From patchwork Tue Jul 23 09:33:14 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Mian M. Hamayun" X-Patchwork-Id: 261010 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 6F9502C0082 for ; Tue, 23 Jul 2013 19:37:10 +1000 (EST) Received: from localhost ([::1]:44646 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V1Z1n-0004Id-Sg for incoming@patchwork.ozlabs.org; Tue, 23 Jul 2013 05:37:07 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48252) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V1Yyd-00080z-OK for qemu-devel@nongnu.org; Tue, 23 Jul 2013 05:33:58 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1V1YyW-0000kC-0q for qemu-devel@nongnu.org; Tue, 23 Jul 2013 05:33:51 -0400 Received: from mail-we0-f173.google.com ([74.125.82.173]:33964) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V1YyV-0000k2-QZ for qemu-devel@nongnu.org; Tue, 23 Jul 2013 05:33:43 -0400 Received: by mail-we0-f173.google.com with SMTP id x55so2466739wes.32 for ; Tue, 23 Jul 2013 02:33:43 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references :x-gm-message-state; bh=CfXNfYyHDWYuvdIn2fzZCpDC9OAUIl6PItFjOm7phOc=; b=B0PaMGHTDiMxnnIQCCriaeOj7Dh5Y0r+ezFd03xHr2etYP2e3gCiQkhZapnHtTPO70 ByUlni0SilFmwQgPYyRGXu2e/uociQPd2NZkIe+k8wCKP49je1FnL0cBnGsX5bg2XmqR UfHgtrjuW4LmFpBzlyvsDH8AqU1JMgqlyZtny9d6316npk/PWUMDnxUwv1oNiGoDEgZF 8RSy6zMQwEHomq0BN3y9MfM68fFG8hW4DJKYpmHNd8fiekdwjNAPceMNQdwF8dlDCn9Q fQynwi7VdDLntzVkMhDmy21CxBQNDt+2TYDeTzHurI28aF5yhy4zLm7+1s6zLWZHZq79 ft2g== X-Received: by 10.194.90.244 with SMTP id bz20mr11928649wjb.69.1374572023112; Tue, 23 Jul 2013 02:33:43 -0700 (PDT) Received: from localhost.localdomain (68.107.73.86.rev.sfr.net. [86.73.107.68]) by mx.google.com with ESMTPSA id f8sm2158705wiv.0.2013.07.23.02.33.41 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 23 Jul 2013 02:33:42 -0700 (PDT) From: "Mian M. Hamayun" To: qemu-devel@nongnu.org Date: Tue, 23 Jul 2013 11:33:14 +0200 Message-Id: <1374571996-9228-6-git-send-email-m.hamayun@virtualopensystems.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1374571996-9228-1-git-send-email-m.hamayun@virtualopensystems.com> References: <1374571996-9228-1-git-send-email-m.hamayun@virtualopensystems.com> X-Gm-Message-State: ALoCoQl+FTTc3/qBBx7EaTPWO/hYohDF06N3194ztvLufVZ+45jTKx/AKAG1KXh4x8Bz8APo1mJ6 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 74.125.82.173 Cc: peter.maydell@linaro.org, tech@virtualopensystems.com, kvmarm@lists.cs.columbia.edu Subject: [Qemu-devel] [PATCH v2 5/7] AARCH64: Disable the non-aarch64 specific reset code X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: "Mian M. Hamayun" This commit disables the co-processor registers reset code for KVM, when compiling for AArch64 cpus. Signed-off-by: Mian M. Hamayun --- target-arm/kvm.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/target-arm/kvm.c b/target-arm/kvm.c index c96b871..5909d75 100644 --- a/target-arm/kvm.c +++ b/target-arm/kvm.c @@ -700,6 +700,7 @@ int kvm_arch_handle_exit(CPUState *cs, struct kvm_run *run) void kvm_arch_reset_vcpu(CPUState *cs) { +#ifndef TARGET_AARCH64 /* Feed the kernel back its initial register state */ ARMCPU *cpu = ARM_CPU(cs); @@ -709,6 +710,7 @@ void kvm_arch_reset_vcpu(CPUState *cs) if (!write_list_to_kvmstate(cpu)) { abort(); } +#endif } bool kvm_arch_stop_on_emulation_error(CPUState *cs)