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 D6403C433FE for ; Wed, 26 Oct 2022 22:51:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233441AbiJZWvO (ORCPT ); Wed, 26 Oct 2022 18:51:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50106 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232903AbiJZWvK (ORCPT ); Wed, 26 Oct 2022 18:51:10 -0400 Received: from mail-pf1-x431.google.com (mail-pf1-x431.google.com [IPv6:2607:f8b0:4864:20::431]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2E266C743 for ; Wed, 26 Oct 2022 15:51:08 -0700 (PDT) Received: by mail-pf1-x431.google.com with SMTP id e4so13081868pfl.2 for ; Wed, 26 Oct 2022 15:51:08 -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:message-id:reply-to; bh=nx9X2AqXx9kL9mqmehn81a2HA6pr+SJoh7OoN2qbwyg=; b=nTy1bgcyfdBnKCEA1LTRIjdKcEPy77U2IWejK1U4ZU8Mwb3Wif+sWjP7DCYH3DEsqc 92vqfo7DKXhusqba9tOHKyHhBMByqRefuKOmhO4wW+3IT2VjeetQqsvshPZL4XKNhz3t tvLLK0Um2V8i0V4Xf0wPtynXDJ537WODNoSgOl4mw2TnGarMtVWL/4pSAxmFMCzzkoGw 4K036WnrhymXaCoJMPNjtp4+3IHjSDw0k8TVKA1W5zfbgx914pUwJIhN+lbr7VLugXVZ k2WmuFUKsQlcItNkjvoEMXu4GF98OZxVE4cTUovqyAS7R7r60SnEBF4m8MG1GVGTAz89 BY0Q== 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 :message-id:reply-to; bh=nx9X2AqXx9kL9mqmehn81a2HA6pr+SJoh7OoN2qbwyg=; b=jX65aMkPZ9r/aDB6vNUiAWRNnpJ/cieEdB9te2XphZLCNqGebpJhifIcCihcpt/O+q lCgfjNoVWmLCoeY5i33utK65EWCv9Pa1tyK0pYDOOeakI68Ph5lXIvanmUEN5s6uWq7C G3ZSJqvnnYqwWCMwmE2vNuw3dsciQLtFPJgfIYb46WmDqoxnn0kOJdIedJHiRA1N87Br Z3uZo6N2mYVpW13BuBrFptRAM8SbekdPVGhTl1T8vkDEqMKnyj55SgT6UvSJXT4mHKey LLqlLCMYF21lNxvQhu1y6u2rqA33ZS5QksO4/zHcg38K35IgTt7dmS5T9a6ihUsKrR90 WLkg== X-Gm-Message-State: ACrzQf0EZ9ueHMfgHpBYKGMWRT6vWx3s8LLtAtdI0Hb62i2rB5Sn0za2 JUaZvSrckODOy42rBbbiASFLrQ== X-Google-Smtp-Source: AMsMyM5uDq5gVub7K6AXTfD48w2JCLbepkn5cs6Jmiy268Ba9Ircho3cVoNYIgMVXu023dtlOil2+w== X-Received: by 2002:a63:de0e:0:b0:46f:23c6:e7d9 with SMTP id f14-20020a63de0e000000b0046f23c6e7d9mr12115216pgg.68.1666824668124; Wed, 26 Oct 2022 15:51:08 -0700 (PDT) Received: from google.com (7.104.168.34.bc.googleusercontent.com. [34.168.104.7]) by smtp.gmail.com with ESMTPSA id b7-20020a170903228700b00178b06fea7asm3409669plh.148.2022.10.26.15.51.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Oct 2022 15:51:07 -0700 (PDT) Date: Wed, 26 Oct 2022 22:51:04 +0000 From: Sean Christopherson To: Peter Xu Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, David Matlack , "Dr . David Alan Gilbert" , David Hildenbrand , John Hubbard , Andrew Morton , Linux MM Mailing List , Mike Kravetz , Paolo Bonzini , Andrea Arcangeli Subject: Re: [PATCH v4 4/4] kvm: x86: Allow to respond to generic signals during slow PF Message-ID: References: <20221011195809.557016-1-peterx@redhat.com> <20221011195947.557281-1-peterx@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221011195947.557281-1-peterx@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org "KVM: x86/mmu:" for the shortlog. On Tue, Oct 11, 2022, Peter Xu wrote: > Enable x86 slow page faults to be able to respond to non-fatal signals, > returning -EINTR properly when it happens. Probably worth adding: Opportunistically rename kvm_handle_bad_page() to kvm_handle_error_pfn() as an error pfn doesn't necessarily mean the page is "bad". > Signed-off-by: Peter Xu > --- Reviewed-by: Sean Christopherson