From patchwork Mon Sep 17 16:31:00 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Emilio Cota X-Patchwork-Id: 10603127 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 60B1514DA for ; Mon, 17 Sep 2018 16:59:47 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4EE7D2A239 for ; Mon, 17 Sep 2018 16:59:47 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 421AD2A23C; Mon, 17 Sep 2018 16:59:47 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=unavailable version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D4A332A239 for ; Mon, 17 Sep 2018 16:59:46 +0000 (UTC) Received: from localhost ([::1]:36610 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1g1wsD-0005TW-Rd for patchwork-qemu-devel@patchwork.kernel.org; Mon, 17 Sep 2018 12:59:45 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41316) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1g1wR0-0006bL-F6 for qemu-devel@nongnu.org; Mon, 17 Sep 2018 12:31:39 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1g1wQv-0002dG-TU for qemu-devel@nongnu.org; Mon, 17 Sep 2018 12:31:37 -0400 Received: from wout2-smtp.messagingengine.com ([64.147.123.25]:40931) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1g1wQv-000287-Lw for qemu-devel@nongnu.org; Mon, 17 Sep 2018 12:31:33 -0400 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.west.internal (Postfix) with ESMTP id D0D00508; Mon, 17 Sep 2018 12:31:12 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute4.internal (MEProxy); Mon, 17 Sep 2018 12:31:13 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=braap.org; h=cc :date:from:in-reply-to:message-id:references:subject:to :x-me-sender:x-me-sender:x-sasl-enc; s=mesmtp; bh=4G+OwN0ryq4OH1 Lyn0mclEG6xDeM6ufrdpAJS8PXT04=; b=JPrZ9idE5m+3u5pl3peyXscGpLDcUe fwkZkvBalciTsroBO34FAwgA3EIItJiXi6YXRCPiW3kVPsLWM2LAESVJbKlAlfYq Zy7Fjz+jBXWzJvvgjo1g2oh9hxB9ka/EG++M/NGHEv40376EZFpLMGYdRdAkdemn qUEu6TyzMjzPs= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:date:from:in-reply-to:message-id :references:subject:to:x-me-sender:x-me-sender:x-sasl-enc; s= fm3; bh=4G+OwN0ryq4OH1Lyn0mclEG6xDeM6ufrdpAJS8PXT04=; b=kRKNOdqe hxNcTqQ5T+kKlep/VRFFfFR6r6gl1JA++6LlPKwxdnAiBLM/BWepOF271utgnQzi p4XnlGZgftczkBhDbAiHHoOsoP54k56nPib8pmK2akfd4xoChFrPwVETTdA6CWDe zcGpgDO4bwu6We+2z8o3M1KiH9sC+vkfy/1VRdzFrt+5rUsmAYdg+ZenAAYlVczy Ss1M7NsKOVETbltNXBibo0gcAue3c8fPIntaHmpTdbijlIht0bFl3qmE3E2FE1E+ CktHb269ikdsG5zaGIPD1JF7M9wCc/HBkxzlqVTCuXExECVfOja7jFrkdXDR/s+v t7/95aeWATWb8g== X-ME-Proxy: X-ME-Sender: Received: from localhost (flamenco.cs.columbia.edu [128.59.20.216]) by mail.messagingengine.com (Postfix) with ESMTPA id 15BBBE4121; Mon, 17 Sep 2018 12:31:12 -0400 (EDT) From: "Emilio G. Cota" To: qemu-devel@nongnu.org Date: Mon, 17 Sep 2018 12:31:00 -0400 Message-Id: <20180917163103.6113-33-cota@braap.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180917163103.6113-1-cota@braap.org> References: <20180917163103.6113-1-cota@braap.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 64.147.123.25 Subject: [Qemu-devel] [PATCH 32/35] target/i386/kvm: do not acquire the BQL to call cpu_reset_interrupt X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paolo Bonzini , Marcelo Tosatti , Eduardo Habkost , kvm@vger.kernel.org, Richard Henderson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Paolo Bonzini It's not needed anymore. Cc: Marcelo Tosatti Cc: Richard Henderson Cc: Eduardo Habkost Cc: kvm@vger.kernel.org Signed-off-by: Paolo Bonzini Signed-off-by: Emilio G. Cota Reviewed-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daudé --- target/i386/kvm.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/target/i386/kvm.c b/target/i386/kvm.c index e40c8d5461..41c4830be8 100644 --- a/target/i386/kvm.c +++ b/target/i386/kvm.c @@ -3007,9 +3007,7 @@ void kvm_arch_pre_run(CPUState *cpu, struct kvm_run *run) /* Inject NMI */ if (interrupt_request & (CPU_INTERRUPT_NMI | CPU_INTERRUPT_SMI)) { if (interrupt_request & CPU_INTERRUPT_NMI) { - qemu_mutex_lock_iothread(); cpu_reset_interrupt(cpu, CPU_INTERRUPT_NMI); - qemu_mutex_unlock_iothread(); DPRINTF("injected NMI\n"); ret = kvm_vcpu_ioctl(cpu, KVM_NMI); if (ret < 0) { @@ -3018,9 +3016,7 @@ void kvm_arch_pre_run(CPUState *cpu, struct kvm_run *run) } } if (atomic_read(&cpu->interrupt_request) & CPU_INTERRUPT_SMI) { - qemu_mutex_lock_iothread(); cpu_reset_interrupt(cpu, CPU_INTERRUPT_SMI); - qemu_mutex_unlock_iothread(); DPRINTF("injected SMI\n"); ret = kvm_vcpu_ioctl(cpu, KVM_SMI); if (ret < 0) {