From patchwork Mon May 12 12:37:25 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pranavkumar Sawargaonkar X-Patchwork-Id: 348005 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)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 9BBD8140077 for ; Mon, 12 May 2014 22:42:34 +1000 (EST) Received: from localhost ([::1]:37482 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WjpYu-0007Kf-Jc for incoming@patchwork.ozlabs.org; Mon, 12 May 2014 08:42:32 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44784) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WjpV7-0001Tv-Fg for qemu-devel@nongnu.org; Mon, 12 May 2014 08:38:43 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WjpV0-0002Tb-9I for qemu-devel@nongnu.org; Mon, 12 May 2014 08:38:37 -0400 Received: from mail-pa0-f47.google.com ([209.85.220.47]:35839) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WjpV0-0002TV-3c for qemu-devel@nongnu.org; Mon, 12 May 2014 08:38:30 -0400 Received: by mail-pa0-f47.google.com with SMTP id lf10so5985680pab.20 for ; Mon, 12 May 2014 05:38:29 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=vrPtdypK4esDL8SWEjnOEKx0CEUoTX3/DKbBmaxURWE=; b=KMSaUth31vd0RNfdpCq27tLKyE2GN2I8gl07etQEogSS7jk4FjtI+h2sUGL1bmvPiR dzJuYkqBLx/kShkuZ4kWiIpu45TsiVa4SGQpTwQJl430N1O9G7zrFyCW6RfU0pu4ca8y ObD0PK5hwkWrBzr+ZLYiLAmkUMqSu6Y6SBBIR2ekgIjMgji1FtMTUanKImMaXuQ3zKgP MsookB1y4Yy3eRN7oqfSha4ithThIFT/G4qctJ8ScwMHShIK8tRR62riREhOl2SGc7wT Qx/3pDRmkrwyxsgWW3Fzt3rW8bgvL4/qVMKapSyxzlzlLW5pHI7vIlpKdxsTMfy/GlWX KSVw== X-Gm-Message-State: ALoCoQlN4klPb18pbwqcZwgq72mDBdslsh5I6EwxOUwPwRq/vYQ6FCiKVX76gluVSmWsBWO6hrWf X-Received: by 10.66.222.100 with SMTP id ql4mr34708998pac.109.1399898309518; Mon, 12 May 2014 05:38:29 -0700 (PDT) Received: from pnqlab006.amcc.com ([182.73.239.130]) by mx.google.com with ESMTPSA id ek2sm22718531pbd.30.2014.05.12.05.38.25 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 12 May 2014 05:38:28 -0700 (PDT) From: Pranavkumar Sawargaonkar To: qemu-devel@nongnu.org Date: Mon, 12 May 2014 18:07:25 +0530 Message-Id: <1399898246-4831-8-git-send-email-pranavkumar@linaro.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1399898246-4831-1-git-send-email-pranavkumar@linaro.org> References: <1399898246-4831-1-git-send-email-pranavkumar@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.220.47 Cc: peter.maydell@linaro.org, Anup Patel , patches@apm.com, robherring2@gmail.com, kvmarm@lists.cs.columbia.edu, christoffer.dall@linaro.org, Pranavkumar Sawargaonkar Subject: [Qemu-devel] [RFC PATCH V5 7/8] target-arm: Implement kvm_arch_reset_vcpu() for KVM ARM64 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 To implement kvm_arch_reset_vcpu(), we simply re-init the VCPU using kvm_arm_vcpu_init() so that all registers of VCPU are set to their reset values by in-kernel KVM code. Signed-off-by: Pranavkumar Sawargaonkar Signed-off-by: Anup Patel Reviewed-by: Peter Maydell --- target-arm/kvm64.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/target-arm/kvm64.c b/target-arm/kvm64.c index 917d256..6e988f3 100644 --- a/target-arm/kvm64.c +++ b/target-arm/kvm64.c @@ -269,4 +269,8 @@ int kvm_arch_get_registers(CPUState *cs) void kvm_arch_reset_vcpu(CPUState *cs) { + /* Re-init VCPU so that all registers are set to + * their respective reset values. + */ + kvm_arm_vcpu_init(cs); }