From patchwork Wed Jun 24 22:58:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roman Bolshakov X-Patchwork-Id: 11624489 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 376FB138C for ; Wed, 24 Jun 2020 23:05:20 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0DF8A20738 for ; Wed, 24 Jun 2020 23:05:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=yadro.com header.i=@yadro.com header.b="pAR1kexH" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0DF8A20738 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=yadro.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:35044 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1joESF-00061l-B3 for patchwork-qemu-devel@patchwork.kernel.org; Wed, 24 Jun 2020 19:05:19 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:40486) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1joEOA-00083V-Mt for qemu-devel@nongnu.org; Wed, 24 Jun 2020 19:01:06 -0400 Received: from mta-02.yadro.com ([89.207.88.252]:32936 helo=mta-01.yadro.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1joEO7-0006nW-8N for qemu-devel@nongnu.org; Wed, 24 Jun 2020 19:01:06 -0400 Received: from localhost (unknown [127.0.0.1]) by mta-01.yadro.com (Postfix) with ESMTP id E64674C8A8; Wed, 24 Jun 2020 23:01:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=yadro.com; h= content-type:content-type:content-transfer-encoding:mime-version :references:in-reply-to:x-mailer:message-id:date:date:subject :subject:from:from:received:received:received; s=mta-01; t= 1593039660; x=1594854061; bh=DOa3xdIj/2ZyMZbRe6WLqoWwFvtCcErZNfp 47YEjZE0=; b=pAR1kexHvXIOuE+pA3mN5Wfp6c6r3cHS/SBnsGcpwl4e9ZSyZ5O vDMZDfa5J9zZS8UXmjmi9rDVG/GF9y80grNa7mq3c1GRhrwrd/bzStQIzSEsvhMk InthMqA0qAbYvirARZ8tVy68hZmfOW//KkZ8XL0jy1wZvMRf/hcjC55c= X-Virus-Scanned: amavisd-new at yadro.com Received: from mta-01.yadro.com ([127.0.0.1]) by localhost (mta-01.yadro.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id rI7ock36h5b3; Thu, 25 Jun 2020 02:01:00 +0300 (MSK) Received: from T-EXCH-02.corp.yadro.com (t-exch-02.corp.yadro.com [172.17.10.102]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mta-01.yadro.com (Postfix) with ESMTPS id 019424C8AC; Thu, 25 Jun 2020 02:00:59 +0300 (MSK) Received: from localhost (172.17.204.212) by T-EXCH-02.corp.yadro.com (172.17.10.102) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.669.32; Thu, 25 Jun 2020 02:00:58 +0300 From: Roman Bolshakov To: Subject: [PATCH 6/8] i386: hvf: Drop hvf_reset_vcpu() Date: Thu, 25 Jun 2020 01:58:49 +0300 Message-ID: <20200624225850.16982-7-r.bolshakov@yadro.com> X-Mailer: git-send-email 2.26.1 In-Reply-To: <20200624225850.16982-1-r.bolshakov@yadro.com> References: <20200624225850.16982-1-r.bolshakov@yadro.com> MIME-Version: 1.0 X-Originating-IP: [172.17.204.212] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-02.corp.yadro.com (172.17.10.102) Received-SPF: pass client-ip=89.207.88.252; envelope-from=r.bolshakov@yadro.com; helo=mta-01.yadro.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 19:00:57 X-ACL-Warn: Detected OS = Linux 3.11 and newer X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eduardo Habkost , Cameron Esfahani , Roman Bolshakov , Claudio Fontana , Paolo Bonzini , Richard Henderson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" It's worth to have a custom accel-specific reset in x86_cpu_reset() only if something related to CPUState has to be reset and that can't be done in post-init or post-reset. Cc: Cameron Esfahani Signed-off-by: Roman Bolshakov --- include/sysemu/hvf.h | 1 - target/i386/cpu.c | 3 --- target/i386/hvf/hvf.c | 23 +++++++++++------------ 3 files changed, 11 insertions(+), 16 deletions(-) diff --git a/include/sysemu/hvf.h b/include/sysemu/hvf.h index aaa00cbf05..a1ab61403f 100644 --- a/include/sysemu/hvf.h +++ b/include/sysemu/hvf.h @@ -31,7 +31,6 @@ void hvf_cpu_synchronize_post_reset(CPUState *); void hvf_cpu_synchronize_post_init(CPUState *); void hvf_cpu_synchronize_pre_loadvm(CPUState *); void hvf_vcpu_destroy(CPUState *); -void hvf_reset_vcpu(CPUState *); #define TYPE_HVF_ACCEL ACCEL_CLASS_NAME("hvf") diff --git a/target/i386/cpu.c b/target/i386/cpu.c index b1b311baa2..bfa3eed9b6 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -6089,9 +6089,6 @@ static void x86_cpu_reset(DeviceState *dev) if (kvm_enabled()) { kvm_arch_reset_vcpu(cpu); } - else if (hvf_enabled()) { - hvf_reset_vcpu(s); - } #endif } diff --git a/target/i386/hvf/hvf.c b/target/i386/hvf/hvf.c index 2c4028d08c..0b2be8de47 100644 --- a/target/i386/hvf/hvf.c +++ b/target/i386/hvf/hvf.c @@ -303,6 +303,17 @@ void hvf_cpu_synchronize_state(CPUState *cpu_state) static void do_hvf_cpu_synchronize_post_reset(CPUState *cpu, run_on_cpu_data arg) { CPUState *cpu_state = cpu; + uint64_t pdpte[4] = {0, 0, 0, 0}; + int i; + + /* Reset IA-32e mode guest (LMA) */ + wvmcs(cpu->hvf_fd, VMCS_ENTRY_CTLS, 0); + + /* Initialize PDPTE */ + for (i = 0; i < 4; i++) { + wvmcs(cpu->hvf_fd, VMCS_GUEST_PDPTE0 + i * 2, pdpte[i]); + } + hvf_put_registers(cpu_state); cpu_state->vcpu_dirty = false; } @@ -452,18 +463,6 @@ static MemoryListener hvf_memory_listener = { .log_sync = hvf_log_sync, }; -void hvf_reset_vcpu(CPUState *cpu) { - uint64_t pdpte[4] = {0, 0, 0, 0}; - int i; - - wvmcs(cpu->hvf_fd, VMCS_ENTRY_CTLS, 0); - - /* Initialize PDPTE */ - for (i = 0; i < 4; i++) { - wvmcs(cpu->hvf_fd, VMCS_GUEST_PDPTE0 + i * 2, pdpte[i]); - } -} - void hvf_vcpu_destroy(CPUState *cpu) { X86CPU *x86_cpu = X86_CPU(cpu);