From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from canpmsgout11.his.huawei.com (canpmsgout11.his.huawei.com [113.46.200.226]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2379121FF35; Tue, 30 Sep 2025 07:46:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=113.46.200.226 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759218412; cv=none; b=mIXm7YORz8Ew2um3HEsZgkYn1KPOVMb3IlehiatibaQKa3m1rij1u2l26sJE5FdnxZmw+qkS4ufN5xyx4UDb302jWwO5HN4iVksNbQDDpd39ZUHMPy0Jb1MtZwe6pI8skXBcFFx7+LihndZRkxY4v17MJ/ZRp+lGcz2pxuzbqWY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759218412; c=relaxed/simple; bh=95fMoTQh0bo0BzmYci/Zzv5/hRiWx+7onjHlNikE3YY=; h=Message-ID:Date:MIME-Version:Subject:To:CC:References:From: In-Reply-To:Content-Type; b=iQ5SuGU/V+fOmkKNZj2ZRkfnukZUbg7y7dLr8PN2KHRwY+UEt6cjUjSeCBJU+8DkBpIBIlx9ExbGmEPGOCSkx48o561b+ng/m6p/5HNVUHWVv/0kPQo09a3xgA3mNoKbysGs+S9T88SAQDNrMs90ZY4R3vuyLeAabcfeY7RtHwE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b=UTmMmVsO; arc=none smtp.client-ip=113.46.200.226 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b="UTmMmVsO" dkim-signature: v=1; a=rsa-sha256; d=huawei.com; s=dkim; c=relaxed/relaxed; q=dns/txt; h=From; bh=4yVBWN40KFRCJyogD6bEHezduKbNYUszb3revB5puE4=; b=UTmMmVsOlCafkjb9SR77hPSgp5RCV+u79zh0qkYxIzTVZIivSP0AKeBOHluWQ0iMlBuGiZ8an rMr/h2Vhc8XgkLz5jfHBLuWC6HEIB1PEDvQ7QeS8u7vFhzGkiYoK58U0S3JY9pWGzIZlUooky0S zVwcRwCnlst3hzhH0SVWWxk= Received: from mail.maildlp.com (unknown [172.19.163.17]) by canpmsgout11.his.huawei.com (SkyGuard) with ESMTPS id 4cbVVy2QzNzKmcs; Tue, 30 Sep 2025 15:46:34 +0800 (CST) Received: from kwepemf100006.china.huawei.com (unknown [7.202.181.220]) by mail.maildlp.com (Postfix) with ESMTPS id 478741A0188; Tue, 30 Sep 2025 15:46:45 +0800 (CST) Received: from [10.174.177.210] (10.174.177.210) by kwepemf100006.china.huawei.com (7.202.181.220) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Tue, 30 Sep 2025 15:46:44 +0800 Message-ID: <4710f8cf-4abe-0f3b-fac0-74379a755824@huawei.com> Date: Tue, 30 Sep 2025 15:46:44 +0800 Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.5.1 Subject: Re: [PATCH 6.6.y] loop: Avoid updating block size under exclusive owner To: Greg KH , Zheng Qixing CC: , , , , , , , , , References: <20250930064933.1188006-1-zhengqixing@huaweicloud.com> <2025093029-clavicle-landline-0a31@gregkh> From: yangerkun In-Reply-To: <2025093029-clavicle-landline-0a31@gregkh> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-ClientProxiedBy: kwepems200001.china.huawei.com (7.221.188.67) To kwepemf100006.china.huawei.com (7.202.181.220) 在 2025/9/30 15:34, Greg KH 写道: > On Tue, Sep 30, 2025 at 02:49:33PM +0800, Zheng Qixing wrote: >> From: Zheng Qixing >> >> From: Jan Kara >> >> [ Upstream commit 7e49538288e523427beedd26993d446afef1a6fb ] > > This is already in the 6.6.103 release, so how can we apply it again? 147338df3487 (tag: v6.6.108, origin/linux-6.6.y) Linux 6.6.108 42a6aeb4b238 Revert "loop: Avoid updating block size under exclusive owner" We revert this in 6.6.108 since this incorrect adaptation will introduce some hungtask bug. And patch from Qixing is correct. Thanks, Erkun. > > thanks, > > greg k-h >