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 46B61C433F5 for ; Wed, 25 May 2022 02:33:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243630AbiEYCd3 (ORCPT ); Tue, 24 May 2022 22:33:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42224 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235106AbiEYCd1 (ORCPT ); Tue, 24 May 2022 22:33:27 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 6D65454F9F for ; Tue, 24 May 2022 19:33:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1653446005; 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: in-reply-to:in-reply-to:references:references; bh=TUzlT5FItCjrnkA2ba6GnsAuieiG0tvhuEs/Sgn4WbA=; b=hrw14nzUdIs6S+bNFTz7IB4+0LfnpfvHYiJYz5p2tyAPyrFJlz0XpDaKd0XIqT3hP1Itcs YU0igMqa+xvYSQL86ixDnhjC2QwsV0T8c5IUTz9KW6SKwXy8M7/DlYQ+pWxR/3J8z1Jw9M D3pod14OKPmgmgRriYuKOnsPgFB38vY= Received: from mail-lf1-f72.google.com (mail-lf1-f72.google.com [209.85.167.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-352-JSPfP9jUNveLpYtSjLd3Lw-1; Tue, 24 May 2022 22:33:24 -0400 X-MC-Unique: JSPfP9jUNveLpYtSjLd3Lw-1 Received: by mail-lf1-f72.google.com with SMTP id y12-20020a0565123f0c00b00477bab7c83aso9781261lfa.6 for ; Tue, 24 May 2022 19:33:23 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=TUzlT5FItCjrnkA2ba6GnsAuieiG0tvhuEs/Sgn4WbA=; b=bJEYCMKKZuC5NkuYMJV93AaLA4brOHg3yhXhmcPLMj9zSFs4UrnmWAzsacHlBgXmDP 73EdBSSYijP3fwTqeCoxUz/fEFYM3PcospmVd5npnyDxKlm9xhfCw9FNgqgbWrtULp9j SVVCPl1DOsbF/gzLKGVqoAdsmvMybnV6jrWAsqDShfo4bxydal60iG5WFBP+pV2+Mt7L AqasE7VHzm/U6q0zNNmjtIxYSmtpj6kjbqiGBm/qkwbe8vsUX8ADzBZx79kMCG0lsY/6 SGJioOq3A+mOQYzR+0nKQ+7+RgkVFKyrmb8F3G5w7K1YOLlZfvEuLMm1dpIYFgD5XjWm +65Q== X-Gm-Message-State: AOAM53056agv9EAWGjn/R1zm1QvJnKJ9+O5RmAMUo+RInoBSbc+ATY+4 Bbl7Tk6MG4yzLNpMQcRF6V8aUTEA5shxUQtMD3DFPz29tApzw8zHJuhFmmJwbBdKXfnVs2MG5hW EICJ+/DoKMKjwTN2AwUzUnrzzhXRmD3Vm/JM9yCWF X-Received: by 2002:a2e:949:0:b0:253:ad20:7638 with SMTP id 70-20020a2e0949000000b00253ad207638mr18213290ljj.73.1653446002509; Tue, 24 May 2022 19:33:22 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwaIb2y4xSBunj6Y0Pn0HegD61k8wMpUegglnU6deG7dwCx7EXFGAyqLks58kgg00PxIOV7BLaHbKWxgFww6js= X-Received: by 2002:a2e:949:0:b0:253:ad20:7638 with SMTP id 70-20020a2e0949000000b00253ad207638mr18213276ljj.73.1653446002298; Tue, 24 May 2022 19:33:22 -0700 (PDT) MIME-Version: 1.0 References: <20220518035951.94220-1-jasowang@redhat.com> <20220523105323.58c28d75.pasic@linux.ibm.com> <20220524182751.1d4bf02f.pasic@linux.ibm.com> In-Reply-To: <20220524182751.1d4bf02f.pasic@linux.ibm.com> From: Jason Wang Date: Wed, 25 May 2022 10:33:11 +0800 Message-ID: Subject: Re: [PATCH V5 0/9] rework on the IRQ hardening of virtio To: Halil Pasic Cc: mst , virtualization , linux-kernel , Thomas Gleixner , Peter Zijlstra , "Paul E. McKenney" , Marc Zyngier , Cornelia Huck , eperezma , Cindy Lu , Stefano Garzarella , Xuan Zhuo Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, May 25, 2022 at 12:28 AM Halil Pasic wrote: > > On Mon, 23 May 2022 10:53:23 +0200 > Halil Pasic wrote: > > > On Wed, 18 May 2022 11:59:42 +0800 > > Jason Wang wrote: > > > > > Hi All: > > > > Sorry for being slow on this one. I'm pretty much under water. Will try > > to get some regression-testing done till tomorrow end of day. > > > > Did some testing with the two stage indicators disabled. Didn't see any > significant difference in performance, and with that also no performance > regression. IMHO we are good to go ahead! Great! > > Sorry it took so long. No worries and thanks a lot for the help. I will repost a version with some comments tweaked that is suggested by Cornelia Huck. Thanks > > Regards, > Halil > 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 smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (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 2C8DCC433F5 for ; Wed, 25 May 2022 02:33:35 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id ACCAE41B43; Wed, 25 May 2022 02:33:34 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id VTeaNiSLRbbk; Wed, 25 May 2022 02:33:33 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [IPv6:2605:bc80:3010:104::8cd3:938]) by smtp4.osuosl.org (Postfix) with ESMTPS id EF3AF419B0; Wed, 25 May 2022 02:33:32 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id C911DC0032; Wed, 25 May 2022 02:33:32 +0000 (UTC) Received: from smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) by lists.linuxfoundation.org (Postfix) with ESMTP id 02514C002D for ; Wed, 25 May 2022 02:33:31 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id D7B22612AA for ; Wed, 25 May 2022 02:33:31 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Authentication-Results: smtp3.osuosl.org (amavisd-new); dkim=pass (1024-bit key) header.d=redhat.com Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id D670qfjkzaGw for ; Wed, 25 May 2022 02:33:30 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by smtp3.osuosl.org (Postfix) with ESMTPS id A28F060A8B for ; Wed, 25 May 2022 02:33:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1653446009; 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: in-reply-to:in-reply-to:references:references; bh=TUzlT5FItCjrnkA2ba6GnsAuieiG0tvhuEs/Sgn4WbA=; b=DUQFa5o3E5EmCdZ3kE1+7h7x4gmrCKZoCqHsUdzJ/BfYlWtHYyr1uqh24zP3xC5ubFXPY2 p6XFgqmWz7tmgwq3e8INIxqHG3WAIzNO56HM/I2UQVX71I7iT8qnnA5Fxsjhc55SG3vprT SQRX9veT4VCH6aDkhpmtR/FCwcdnQ+E= Received: from mail-lf1-f70.google.com (mail-lf1-f70.google.com [209.85.167.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-635-RGxKZE2GM_quDNlWuFNvZw-1; Tue, 24 May 2022 22:33:24 -0400 X-MC-Unique: RGxKZE2GM_quDNlWuFNvZw-1 Received: by mail-lf1-f70.google.com with SMTP id z14-20020a056512308e00b004786d7fde66so3807517lfd.18 for ; Tue, 24 May 2022 19:33:23 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=TUzlT5FItCjrnkA2ba6GnsAuieiG0tvhuEs/Sgn4WbA=; b=LeSsceYo+Isel8Fw+9CvWrd5kS7MYcTAHKPn9sj/ZM3DkZ/N4V6uu8Te2O+IkD0A9A VIW+zbYVEArt2Hn5aQa+CA/T4yE97A1NhqJsPmeo6+jjUEKhL/AoyxDGsEPra1Sv59jl ejs+LETQvRbR6YgYf3wCUzk43NTVyvRyuywNuHvX5VY0Ihz8qUNqcR90L4ov5xOvCMj3 4t0VISLedqD+B4Y1pe5QV/9ichQj2COw5vJCt29TLoYEeHvU4QjRbuaoz4zFrNCPeJOr pERzXeqiipqmLzwDBR3r4jXgQ3RKr0lnUHMMu49vV68FZ7Oa64/5a97sPK+kPxzdcomr etwQ== X-Gm-Message-State: AOAM530SUr+YILUGLW0U4/MhJDky/7xYIs2lSrbmaeKE0FKFX/Lo5OZm dH9lPSD07KOM8kH4MyrlS8Tqxpy+815j3W9M323GT8ALSLwMQVv6mMKiDVImDKbHQmEJFSSyWEr tNnmWmagIOAmJRkjP0/6NfnBKpO1JDcdVcSo/hTYEfuzLY5C/FCOb4xiI9w== X-Received: by 2002:a2e:949:0:b0:253:ad20:7638 with SMTP id 70-20020a2e0949000000b00253ad207638mr18213286ljj.73.1653446002509; Tue, 24 May 2022 19:33:22 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwaIb2y4xSBunj6Y0Pn0HegD61k8wMpUegglnU6deG7dwCx7EXFGAyqLks58kgg00PxIOV7BLaHbKWxgFww6js= X-Received: by 2002:a2e:949:0:b0:253:ad20:7638 with SMTP id 70-20020a2e0949000000b00253ad207638mr18213276ljj.73.1653446002298; Tue, 24 May 2022 19:33:22 -0700 (PDT) MIME-Version: 1.0 References: <20220518035951.94220-1-jasowang@redhat.com> <20220523105323.58c28d75.pasic@linux.ibm.com> <20220524182751.1d4bf02f.pasic@linux.ibm.com> In-Reply-To: <20220524182751.1d4bf02f.pasic@linux.ibm.com> From: Jason Wang Date: Wed, 25 May 2022 10:33:11 +0800 Message-ID: Subject: Re: [PATCH V5 0/9] rework on the IRQ hardening of virtio To: Halil Pasic Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jasowang@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Cc: Cindy Lu , "Paul E. McKenney" , mst , Peter Zijlstra , Marc Zyngier , Cornelia Huck , linux-kernel , virtualization , eperezma , Thomas Gleixner X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" On Wed, May 25, 2022 at 12:28 AM Halil Pasic wrote: > > On Mon, 23 May 2022 10:53:23 +0200 > Halil Pasic wrote: > > > On Wed, 18 May 2022 11:59:42 +0800 > > Jason Wang wrote: > > > > > Hi All: > > > > Sorry for being slow on this one. I'm pretty much under water. Will try > > to get some regression-testing done till tomorrow end of day. > > > > Did some testing with the two stage indicators disabled. Didn't see any > significant difference in performance, and with that also no performance > regression. IMHO we are good to go ahead! Great! > > Sorry it took so long. No worries and thanks a lot for the help. I will repost a version with some comments tweaked that is suggested by Cornelia Huck. Thanks > > Regards, > Halil > _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization