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 0D452C433FE for ; Fri, 11 Mar 2022 17:50:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1350354AbiCKRv6 (ORCPT ); Fri, 11 Mar 2022 12:51:58 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37636 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346660AbiCKRv4 (ORCPT ); Fri, 11 Mar 2022 12:51:56 -0500 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id B10DA1D3DA9 for ; Fri, 11 Mar 2022 09:50:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1647021051; 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=bJ1LnGLCik9cz8Oj4VtAQ6a1oLh3vtDtBJWR6jjMB14=; b=gUMtaek7cKV88crwNgmUVdWo3ZiFoK2rXsn9HoVOe1BJtB5AbwcALT8ypEt3S5Zv6kNpWT Pisdk+rB5fQ7arkXxQoq2BqQa/uh6XLQ62uioAKTnzBLj2D5NvEPHrTCxgBQQ8twxZ5d92 L2fcS0zNOfAcSwCqV6zGDyquN145PSQ= Received: from mail-wm1-f69.google.com (mail-wm1-f69.google.com [209.85.128.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-453-xiKu-LALPt6ibAPJpAsnjw-1; Fri, 11 Mar 2022 12:50:50 -0500 X-MC-Unique: xiKu-LALPt6ibAPJpAsnjw-1 Received: by mail-wm1-f69.google.com with SMTP id 3-20020a05600c230300b00384e15ceae4so5779204wmo.7 for ; Fri, 11 Mar 2022 09:50:50 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=bJ1LnGLCik9cz8Oj4VtAQ6a1oLh3vtDtBJWR6jjMB14=; b=rYBdfgpHPT5zK2r10711U0QHJs87yo1CmxPzmqUrecQft6ozEUTEdpv46IoJ1KrODh QGKNjXrddbQavlXRmuryRx7qu7Ir6hn1dSlR7i8ZwL7WiOI8elew9feMxDf38AJIlCaa 3Q10PS5ZDhD2RRI2i9yWSxULBYOdBNgD6gUNaK2vz0AN5g8R/xXPf13O3hqqGA5l5TQp WoUJYvvxtELDwWV0Ekgpvd/YgelA/P7L9nR9MLkxz3eJyOMZZ8a2JmdeUbZ1r5geeCOw dSkZ1c9jURfOFAdnd0kmvCxqalw5UxXmx+oT9MhJQLdjifBgDlxVzp4jAK5n/9GTPjQQ mYWQ== X-Gm-Message-State: AOAM53226BVJcD9tjgDeJcCtG7sh2sN2ygftyIq7FZE940rdPQC3VtAf fr0PKZ3nFvWZcMDXuMTH+ekRGFzO4AkUb974iDaBI3WVD5qroxwxGRsTCWgdwlkhCuV3Mk6gny8 GxWSrNo+bIT6bg3Pik2ijUYMF X-Received: by 2002:a7b:cb84:0:b0:382:a9b9:2339 with SMTP id m4-20020a7bcb84000000b00382a9b92339mr16518527wmi.91.1647021049556; Fri, 11 Mar 2022 09:50:49 -0800 (PST) X-Google-Smtp-Source: ABdhPJwV5rxQ6cU+cq4n86NWbEwiPpgQ80vOui2/XR7C8tqHuAzrSRz6o/8F0wDPUSmKCBUPsc5QIQ== X-Received: by 2002:a7b:cb84:0:b0:382:a9b9:2339 with SMTP id m4-20020a7bcb84000000b00382a9b92339mr16518514wmi.91.1647021049333; Fri, 11 Mar 2022 09:50:49 -0800 (PST) Received: from ?IPV6:2001:b07:6468:f312:c8dd:75d4:99ab:290a? ([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.googlemail.com with ESMTPSA id t184-20020a1c46c1000000b003814de297fcsm10868608wma.16.2022.03.11.09.50.48 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 11 Mar 2022 09:50:48 -0800 (PST) Message-ID: Date: Fri, 11 Mar 2022 18:50:47 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH v4 21/30] KVM: x86/mmu: Zap invalidated roots via asynchronous worker Content-Language: en-US To: Sean Christopherson Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , David Hildenbrand , David Matlack , Ben Gardon , Mingwei Zhang References: <20220303193842.370645-1-pbonzini@redhat.com> <20220303193842.370645-22-pbonzini@redhat.com> <8b8c28cf-cf54-f889-be7d-afc9f5430ecd@redhat.com> <20497464-0606-7ea5-89b8-8f5cd56a1a68@redhat.com> From: Paolo Bonzini In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 3/8/22 22:29, Sean Christopherson wrote: >>>> Good, for the record these are the commit messages I have: >> I'm seeing some hangs in ~50% of installation jobs, both Windows and Linux. >> I have not yet tried to reproduce outside the automated tests, or to bisect, >> but I'll try to push at least the first part of the series for 5.18. > Out of curiosity, what was the bug? I see this got pushed to kvm/next. > Of course it was in another, "harmless" patch that was in front of it. :) Paolo