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 4CAD6ECAAD8 for ; Thu, 22 Sep 2022 23:11:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230504AbiIVXLk (ORCPT ); Thu, 22 Sep 2022 19:11:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42082 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230478AbiIVXLh (ORCPT ); Thu, 22 Sep 2022 19:11:37 -0400 Received: from mail-pg1-x536.google.com (mail-pg1-x536.google.com [IPv6:2607:f8b0:4864:20::536]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 38E4AE6A16 for ; Thu, 22 Sep 2022 16:11:36 -0700 (PDT) Received: by mail-pg1-x536.google.com with SMTP id q9so10635471pgq.8 for ; Thu, 22 Sep 2022 16:11:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date; bh=wU8HbpvAN01fYPWDpPeQW+W40dxFMIs6MZVqDQ4tqB4=; b=mEsgY2C1av//H/NJpLsy36fKVPpfHbPNBf3PkU0I+gQDt8F1zNj9+yBeIQvBLgBSID OJdrpd3FrGRFFR4BVjwAOptq065iPngR0mS2KI8fQ8D+ik+nBaY8EAviAUYBsSm1SID9 aEltopZFQrRf0nPKtOJ6w8mDST8D4UBNBzSEMt9AD0yNuVYFzrfIZP7h7+5vNI0HFUdu 9srZED4FUNSCrdrns/WxgQL31teHzykJ0SbNWrXWrnoYFpQjhWAK4uyRP9uWD7OWphdT LOiR+Bviw8qar69Yx3563e24IwTCfYmQt1m9ylV4I5AUB12GqK/zGJdyhmRook0pxUEO Z5ng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date; bh=wU8HbpvAN01fYPWDpPeQW+W40dxFMIs6MZVqDQ4tqB4=; b=GOpPuPWo3cknaCT5fBIwQG5fP5rrXBRrPifQKs/tBvfH1plS/vj5etp5IMDYc9pRAr xd2gt5l2VLKSG+Q3ZL6mrYN+SH6YFezttu25HD4JXu4y+yKwyhy4j0rFcjmTkedmwNMQ DE8fmw4hOMCscsLqmz/uL7crGzA3UOir0hs1X4ihn/x+pSw5s+Ll3rNcudgwG5TQ8PcX N0n0bChN9zU6f5dHVeRisLAT1CjVu6mFwSH2pi8TPXYdtkOamWud+CyVbgqKAp/kPfPT pbNn97F4PI9IHR7ff8SqNQUiQL45J0QI3uCfLkq5ig9GNuzIvRTkpTRO+W8tWlFnEIY0 y2ng== X-Gm-Message-State: ACrzQf18PS2V1KHvGkpN1rQRbFeIPjypWs4GPQR155MO4jNWttbJ8NnQ 8KbfpeUBBX28CDW4GzNdbj/skH60kmRQTQ== X-Google-Smtp-Source: AMsMyM7p0wDpqCDfl/xZ9tSGFd36/AFM4jDrMYWtpMCXUJ0SIA5YpMq974UC4pfIuNk8lsnD0chPzQ== X-Received: by 2002:a05:6a00:13aa:b0:540:dc91:83df with SMTP id t42-20020a056a0013aa00b00540dc9183dfmr5922857pfg.5.1663888295484; Thu, 22 Sep 2022 16:11:35 -0700 (PDT) Received: from google.com (7.104.168.34.bc.googleusercontent.com. [34.168.104.7]) by smtp.gmail.com with ESMTPSA id u20-20020a627914000000b00540a8074c9dsm4984385pfc.166.2022.09.22.16.11.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Sep 2022 16:11:35 -0700 (PDT) Date: Thu, 22 Sep 2022 23:11:31 +0000 From: Sean Christopherson To: Like Xu Cc: Paolo Bonzini , kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 0/7] x86/pmu: Corner cases fixes and optimization Message-ID: References: <20220831085328.45489-1-likexu@tencent.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Sep 22, 2022, Sean Christopherson wrote: > Regarding the "defer" patches, your patches are ok (with one or two tweaks), but > there are existing bugs that I believe will interact poorly with using reprogram_pmi > more agressively. Nothing major, but I'd prefer to get everything squared away > before merging, and definitely want your input on my proposed fixes. I'll post > the patches shortly. I take that back, there are issues with deferred overflow handling. I'll follow-up in the patch.