From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) (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 0D956172BB9 for ; Tue, 11 Jun 2024 07:32:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=139.178.84.217 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718091154; cv=none; b=EBry0xTdm59qy5Fuwi8MXWn/jXnWzxLcH76sR5kY5xwUZeC1sMWqpNrIjZYCrAhqA4xifa+WQ5XCCtvpvDbHg+rj7FKEXalvXJoOqtcumYrZS2a9QUjSl8EKFRxWd8LZqEit7bTqKdXOmwWloGJq/ygPM82xxHqcpdkHJZ8avGA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718091154; c=relaxed/simple; bh=AF+zG6ZFufj7ktoeAMS7+47wp+ON6l7hR24Gr5fCwt0=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=qN+ntni6WNKHyPK4L6GOVrRmKWBoq9i4e00fJHly4opjIgTTZzDrzD+FFMLa8fMM7gsLYnirLhKGUZsVB18wpbHLK7QKC2AMd0AEzgsKqoePWLhdz+t70nLPnEiV7DZtBRuf+9y3A84kdrDHlxz9KSEaJmigKA/3vsOHWTWCkcU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=kernel.org; spf=pass smtp.mailfrom=kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=SPZjzavt; arc=none smtp.client-ip=139.178.84.217 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kernel.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="SPZjzavt" Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 32D5260C47; Tue, 11 Jun 2024 07:32:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5F0F2C2BD10; Tue, 11 Jun 2024 07:32:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1718091151; bh=AF+zG6ZFufj7ktoeAMS7+47wp+ON6l7hR24Gr5fCwt0=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=SPZjzavtcTKyCdC4WGEmHFxtV9LSffVVHpZkghrgh94KIDRkU8Rgia29Z6gttxoe9 zOX7C6t8muRYmEJZDxtGZLcKQdFby+uhJ+qwHFKzMHofsRuUcCtmhO2REjHrW7IVjC 7C0j0tRe+awY6OwUGv767JT4KMLbYhYrBxC1MF4vQdaDAWH1YkqCVa5cS1IpTDl7jQ DwpBzOgI8vuLSRr2nP+6MuC1MYxBAnJs8yxlw2hav/xabgNZGi1G1i8tZ6aqMjzXS4 h+CSlB5tmAFTFG1Iuv9NHsTDXLnN731DIz3tGAdH8iuIjAV/89MvaPrp5ZojK8LhAf PBu9mWf+fZU2w== Message-ID: <77ea357f-f73f-4524-8995-ed204d5f3431@kernel.org> Date: Tue, 11 Jun 2024 16:32:26 +0900 Precedence: bulk X-Mailing-List: linux-m68k@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 11/26] block: freeze the queue in queue_attr_store To: Christoph Hellwig , Jens Axboe Cc: Geert Uytterhoeven , Richard Weinberger , Philipp Reisner , Lars Ellenberg , =?UTF-8?Q?Christoph_B=C3=B6hmwalder?= , Josef Bacik , Ming Lei , "Michael S. Tsirkin" , Jason Wang , =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= , Alasdair Kergon , Mike Snitzer , Mikulas Patocka , Song Liu , Yu Kuai , Vineeth Vijayan , "Martin K. Petersen" , linux-m68k@lists.linux-m68k.org, linux-um@lists.infradead.org, drbd-dev@lists.linbit.com, nbd@other.debian.org, linuxppc-dev@lists.ozlabs.org, ceph-devel@vger.kernel.org, virtualization@lists.linux.dev, xen-devel@lists.xenproject.org, linux-bcache@vger.kernel.org, dm-devel@lists.linux.dev, linux-raid@vger.kernel.org, linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, nvdimm@lists.linux.dev, linux-nvme@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, linux-block@vger.kernel.org References: <20240611051929.513387-1-hch@lst.de> <20240611051929.513387-12-hch@lst.de> Content-Language: en-US From: Damien Le Moal Organization: Western Digital Research In-Reply-To: <20240611051929.513387-12-hch@lst.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 6/11/24 2:19 PM, Christoph Hellwig wrote: > queue_attr_store updates attributes used to control generating I/O, and > can cause malformed bios if changed with I/O in flight. Freeze the queue > in common code instead of adding it to almost every attribute. > > Signed-off-by: Christoph Hellwig Reviewed-by: Damien Le Moal -- Damien Le Moal Western Digital Research