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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 1E582C6FD1C for ; Mon, 6 Mar 2023 13:32:58 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pZAwi-0007C2-UX; Mon, 06 Mar 2023 08:32:09 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pZAwd-0006xv-Rl for qemu-devel@nongnu.org; Mon, 06 Mar 2023 08:32:06 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pZAwc-0007md-Ib for qemu-devel@nongnu.org; Mon, 06 Mar 2023 08:32:03 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1678109521; 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=mbnG/TdhIZseXFyfbeaV12irrNZqUSFLC6mTYOuyqFE=; b=fVn4QZ/BtTyklnD4G1pXn18wajlp356xkxWkzRPPkgaru/d0lLqU2+LCAkN6mXwxAEu5pE 49QzBXoBMoAKke8OIQnAJ/IYBZ8Af3tORoAq7OcY10VvtobGTQH+9P5qLxCSdoKUfPXiS3 NAzeCd7C6mK/zefRRipunNtiaRzZQUQ= 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=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-260-x4-hjADSOFSv4CRwpMVVqA-1; Mon, 06 Mar 2023 08:32:00 -0500 X-MC-Unique: x4-hjADSOFSv4CRwpMVVqA-1 Received: by mail-wm1-f69.google.com with SMTP id k36-20020a05600c1ca400b003eac86e4387so6747415wms.8 for ; Mon, 06 Mar 2023 05:32:00 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678109519; h=content-transfer-encoding:in-reply-to:organization:from:references :cc:to:content-language:subject:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=mbnG/TdhIZseXFyfbeaV12irrNZqUSFLC6mTYOuyqFE=; b=kUXe5LWPxgt5g6X8Kmx0iQD+DWYndrla4y7TmFqCsnIAesv6qQ6CG7IwF6wPREHK44 a0Y6dLTQQ+ln8A7PZZyyRGOevpuQDwlQDkOupuZ+PJ7hn7Tslz+uYDjmmn0wP2u5j6Uc 9s8U0EdajqxNJHgDof3ecPNx8FzQ8q7+Bzrj06B8jVQRUS7iE9zuVY2QY73q3GwrOydS KYuSfBR2jvNuwwThGLmi1EmPNC4jUM/4ItzSfTcTGmVJdM7W3NFjs4Tav6ICCqPcxPKs n2Zps0YyQCArBAGi1UFuN0XNrsNrRgKIvBSXu84o9D5gpTIdNpZS3SryqWdN9PlHcii7 IkYw== X-Gm-Message-State: AO0yUKUBt7KEEdAdQ8jRedVjuOQnVghjHaWQQsit3e5YGZxCCFeUdkBd wlQKxjpswVB5sWWyuoQHl+ZCPz+w/0bmJyouxdgXHQ5Oqly73ZNO6GRYBhsB+gMmEbGEQvqwAZ0 sUpNT1Bc3qHT6vNQ= X-Received: by 2002:adf:ec47:0:b0:2c7:e48:8ca3 with SMTP id w7-20020adfec47000000b002c70e488ca3mr7077352wrn.0.1678109519515; Mon, 06 Mar 2023 05:31:59 -0800 (PST) X-Google-Smtp-Source: AK7set/Hg3iwlrQuenJbSgoCxrb5JIoyBOKCEPi7O+yurYei4iTQY2WGmc9qYcdQnyjxZjDNr111ag== X-Received: by 2002:adf:ec47:0:b0:2c7:e48:8ca3 with SMTP id w7-20020adfec47000000b002c70e488ca3mr7077341wrn.0.1678109519322; Mon, 06 Mar 2023 05:31:59 -0800 (PST) Received: from ?IPV6:2003:cb:c704:3500:b8a3:191c:eae:cc05? (p200300cbc7043500b8a3191c0eaecc05.dip0.t-ipconnect.de. [2003:cb:c704:3500:b8a3:191c:eae:cc05]) by smtp.gmail.com with ESMTPSA id n5-20020a5d4c45000000b002c55306f6edsm9557224wrt.54.2023.03.06.05.31.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 06 Mar 2023 05:31:58 -0800 (PST) Message-ID: <4e06d45f-abd2-046f-042a-dc3d3c05d721@redhat.com> Date: Mon, 6 Mar 2023 14:31:58 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.8.0 Subject: Re: [PATCH 4/8] edu: add smp_mb__after_rmw() Content-Language: en-US To: Paolo Bonzini , qemu-devel@nongnu.org Cc: gshan@redhat.com, eesposit@redhat.com, stefanha@redhat.com, cohuck@redhat.com, eauger@redhat.com References: <20230303171939.237819-1-pbonzini@redhat.com> <20230303171939.237819-5-pbonzini@redhat.com> From: David Hildenbrand Organization: Red Hat In-Reply-To: <20230303171939.237819-5-pbonzini@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=david@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 03.03.23 18:19, Paolo Bonzini wrote: > Ensure ordering between clearing the COMPUTING flag and checking > IRQFACT, and between setting the IRQFACT flag and checking > COMPUTING. This ensures that no wakeups are lost. > > Signed-off-by: Paolo Bonzini > --- Reviewed-by: David Hildenbrand -- Thanks, David / dhildenb