From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 234DEC433EF for ; Mon, 29 Nov 2021 22:56:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235654AbhK2W72 (ORCPT ); Mon, 29 Nov 2021 17:59:28 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:29640 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235641AbhK2W66 (ORCPT ); Mon, 29 Nov 2021 17:58:58 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1638226539; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=91gZzrlhgmWTQlrjqIVKNYdue6kA0WgX9BjgXgHlzEM=; b=Ky/9AmthoXvdn79NQKi2zC+UMgPFhBTpMobUzPpGPu67JdN69v5wfYHWbkYf1pa51Y4iuG n0Qq1LgEK357ZNdaU1Z3M6rzkdQVt8nL+O35MOVQu69QC/LcKk+HiyqNAdReUP9CqCxIn4 +egf4JldBYy8HMeTHC9a6XwO6sCoxok= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-577-axjhAptPNz-_8ATyvN31yg-1; Mon, 29 Nov 2021 17:55:36 -0500 X-MC-Unique: axjhAptPNz-_8ATyvN31yg-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1EB4C190B2A1; Mon, 29 Nov 2021 22:55:32 +0000 (UTC) Received: from starship (unknown [10.40.192.24]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0EDF745D60; Mon, 29 Nov 2021 22:55:18 +0000 (UTC) Message-ID: Subject: Re: [PATCH v2 11/43] KVM: Don't block+unblock when halt-polling is successful From: Maxim Levitsky To: Paolo Bonzini , Sean Christopherson Cc: Marc Zyngier , Huacai Chen , Aleksandar Markovic , Paul Mackerras , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , James Morse , Alexandru Elisei , Suzuki K Poulose , Atish Patra , David Hildenbrand , Cornelia Huck , Claudio Imbrenda , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, linux-mips@vger.kernel.org, kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, David Matlack , Oliver Upton , Jing Zhang Date: Tue, 30 Nov 2021 00:55:17 +0200 In-Reply-To: References: <20211009021236.4122790-1-seanjc@google.com> <20211009021236.4122790-12-seanjc@google.com> <4e883728e3e5201a94eb46b56315afca5e95ad9c.camel@redhat.com> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.36.5 (3.36.5-2.fc32) MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2021-11-29 at 18:55 +0100, Paolo Bonzini wrote: > On 11/29/21 18:25, Sean Christopherson wrote: > > > If I apply though only the patch series up to this patch, my fedora VM seems > > > to work fine, but my windows VM still locks up hard when I run 'LatencyTop' > > > in it, which doesn't happen without this patch. > > > > Buy "run 'LatencyTop' in it", do you mean running something in the Windows guest? > > The only search results I can find for LatencyTop are Linux specific. > > I think it's LatencyMon, https://www.resplendence.com/latencymon. > > Paolo > Yes. 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Mon, 29 Nov 2021 17:55:36 -0500 X-MC-Unique: axjhAptPNz-_8ATyvN31yg-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1EB4C190B2A1; Mon, 29 Nov 2021 22:55:32 +0000 (UTC) Received: from starship (unknown [10.40.192.24]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0EDF745D60; Mon, 29 Nov 2021 22:55:18 +0000 (UTC) Message-ID: Subject: Re: [PATCH v2 11/43] KVM: Don't block+unblock when halt-polling is successful From: Maxim Levitsky To: Paolo Bonzini , Sean Christopherson Cc: Marc Zyngier , Huacai Chen , Aleksandar Markovic , Paul Mackerras , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , James Morse , Alexandru Elisei , Suzuki K Poulose , Atish Patra , David Hildenbrand , Cornelia Huck , Claudio Imbrenda , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, linux-mips@vger.kernel.org, kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, David Matlack , Oliver Upton , Jing Zhang Date: Tue, 30 Nov 2021 00:55:17 +0200 In-Reply-To: References: <20211009021236.4122790-1-seanjc@google.com> <20211009021236.4122790-12-seanjc@google.com> <4e883728e3e5201a94eb46b56315afca5e95ad9c.camel@redhat.com> User-Agent: Evolution 3.36.5 (3.36.5-2.fc32) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211129_145542_086586_C91A8732 X-CRM114-Status: GOOD ( 17.09 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Mon, 2021-11-29 at 18:55 +0100, Paolo Bonzini wrote: > On 11/29/21 18:25, Sean Christopherson wrote: > > > If I apply though only the patch series up to this patch, my fedora VM seems > > > to work fine, but my windows VM still locks up hard when I run 'LatencyTop' > > > in it, which doesn't happen without this patch. > > > > Buy "run 'LatencyTop' in it", do you mean running something in the Windows guest? > > The only search results I can find for LatencyTop are Linux specific. > > I think it's LatencyMon, https://www.resplendence.com/latencymon. > > Paolo > Yes. Best regards, Maxim Levitsky _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D7617C433FE for ; Mon, 29 Nov 2021 22:57:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Date:Cc:To:From:Subject:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, 2021-11-29 at 18:55 +0100, Paolo Bonzini wrote: > On 11/29/21 18:25, Sean Christopherson wrote: > > > If I apply though only the patch series up to this patch, my fedora VM seems > > > to work fine, but my windows VM still locks up hard when I run 'LatencyTop' > > > in it, which doesn't happen without this patch. > > > > Buy "run 'LatencyTop' in it", do you mean running something in the Windows guest? > > The only search results I can find for LatencyTop are Linux specific. > > I think it's LatencyMon, https://www.resplendence.com/latencymon. > > Paolo > Yes. Best regards, Maxim Levitsky _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8B8EEC433FE for ; Tue, 30 Nov 2021 08:51:39 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 3366C4B1B6; Tue, 30 Nov 2021 03:51:39 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@redhat.com Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id acSC-Gpft3Lk; Tue, 30 Nov 2021 03:51:37 -0500 (EST) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id D19EF4B1D2; Tue, 30 Nov 2021 03:51:35 -0500 (EST) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 422564B0FB for ; Mon, 29 Nov 2021 17:55:41 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id GOwnYWLRfUAU for ; Mon, 29 Nov 2021 17:55:40 -0500 (EST) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 0AA844B0F1 for ; Mon, 29 Nov 2021 17:55:40 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1638226539; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=91gZzrlhgmWTQlrjqIVKNYdue6kA0WgX9BjgXgHlzEM=; b=Ky/9AmthoXvdn79NQKi2zC+UMgPFhBTpMobUzPpGPu67JdN69v5wfYHWbkYf1pa51Y4iuG n0Qq1LgEK357ZNdaU1Z3M6rzkdQVt8nL+O35MOVQu69QC/LcKk+HiyqNAdReUP9CqCxIn4 +egf4JldBYy8HMeTHC9a6XwO6sCoxok= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-577-axjhAptPNz-_8ATyvN31yg-1; Mon, 29 Nov 2021 17:55:36 -0500 X-MC-Unique: axjhAptPNz-_8ATyvN31yg-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1EB4C190B2A1; Mon, 29 Nov 2021 22:55:32 +0000 (UTC) Received: from starship (unknown [10.40.192.24]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0EDF745D60; Mon, 29 Nov 2021 22:55:18 +0000 (UTC) Message-ID: Subject: Re: [PATCH v2 11/43] KVM: Don't block+unblock when halt-polling is successful From: Maxim Levitsky To: Paolo Bonzini , Sean Christopherson Date: Tue, 30 Nov 2021 00:55:17 +0200 In-Reply-To: References: <20211009021236.4122790-1-seanjc@google.com> <20211009021236.4122790-12-seanjc@google.com> <4e883728e3e5201a94eb46b56315afca5e95ad9c.camel@redhat.com> User-Agent: Evolution 3.36.5 (3.36.5-2.fc32) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Mailman-Approved-At: Tue, 30 Nov 2021 03:51:34 -0500 Cc: Cornelia Huck , Wanpeng Li , kvm@vger.kernel.org, David Hildenbrand , linux-kernel@vger.kernel.org, Paul Mackerras , Atish Patra , linux-riscv@lists.infradead.org, Claudio Imbrenda , kvmarm@lists.cs.columbia.edu, Janosch Frank , Marc Zyngier , Joerg Roedel , Huacai Chen , Christian Borntraeger , Aleksandar Markovic , Albert Ou , kvm-ppc@vger.kernel.org, Paul Walmsley , David Matlack , linux-arm-kernel@lists.infradead.org, Jim Mattson , Anup Patel , linux-mips@vger.kernel.org, Palmer Dabbelt , kvm-riscv@lists.infradead.org, Vitaly Kuznetsov X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu On Mon, 2021-11-29 at 18:55 +0100, Paolo Bonzini wrote: > On 11/29/21 18:25, Sean Christopherson wrote: > > > If I apply though only the patch series up to this patch, my fedora VM seems > > > to work fine, but my windows VM still locks up hard when I run 'LatencyTop' > > > in it, which doesn't happen without this patch. > > > > Buy "run 'LatencyTop' in it", do you mean running something in the Windows guest? > > The only search results I can find for LatencyTop are Linux specific. > > I think it's LatencyMon, https://www.resplendence.com/latencymon. > > Paolo > Yes. Best regards, Maxim Levitsky _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxim Levitsky Date: Mon, 29 Nov 2021 22:55:17 +0000 Subject: Re: [PATCH v2 11/43] KVM: Don't block+unblock when halt-polling is successful Message-Id: List-Id: References: <20211009021236.4122790-1-seanjc@google.com> <20211009021236.4122790-12-seanjc@google.com> <4e883728e3e5201a94eb46b56315afca5e95ad9c.camel@redhat.com> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Paolo Bonzini , Sean Christopherson Cc: Marc Zyngier , Huacai Chen , Aleksandar Markovic , Paul Mackerras , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , James Morse , Alexandru Elisei , Suzuki K Poulose , Atish Patra , David Hildenbrand , Cornelia Huck , Claudio Imbrenda , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, linux-mips@vger.kernel.org, kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, David Matlack , Oliver Upton , Jing Zhang On Mon, 2021-11-29 at 18:55 +0100, Paolo Bonzini wrote: > On 11/29/21 18:25, Sean Christopherson wrote: > > > If I apply though only the patch series up to this patch, my fedora VM seems > > > to work fine, but my windows VM still locks up hard when I run 'LatencyTop' > > > in it, which doesn't happen without this patch. > > > > Buy "run 'LatencyTop' in it", do you mean running something in the Windows guest? > > The only search results I can find for LatencyTop are Linux specific. > > I think it's LatencyMon, https://www.resplendence.com/latencymon. > > Paolo > Yes. Best regards, Maxim Levitsky