From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794757369; b=shqNEXMDiRLvmy26yW5q9fI7Hhx4UJEe2RG8m/GBiZJCna5sZuSOpXqk8M7PccACSbwH Th7HRBE2WFqzVmjml4V1KZdu3px6WHlq0FXqYsqt2PkMxL2wEE2wPuXu+lbrgbpgDWisr 9eYywz+78G7MaF4YGU+exPhLC2xr3n7OOGUhniyME3lXISEz9jnsDIp3ICZSE1TRPB+/I vGtzobQi67dHB1mDmLrwHMY+0ub0WG8UhM3ZZYB4Fy/i+Ib63tSYjLVr3luPVW1bk6QmE 72vWTZi2/EuKQx5JRpqfgjfJtw/PQUbfpMU8YDVgUEl4QjUzgkyaKBtr2SAk5ba7A2g== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794757369; h=Received:DKIM-Signature:Message-ID:Date:MIME-Version:User-Agent: Subject:From:To:References:Content-Language:Organization:In-Reply-To: Content-Type:Content-Transfer-Encoding; bh=pei8zl3Pm3q3a79rzm7syc9SnS6/B6xPnb/+KpGjLE4=; b=NVjVXVTpICxRCWU+IIGqukVByhju4LpPdxW7GqSNkWz6yibdz+GQIZfWXqRrGcxdCwpp YFM24BivfRd3KtESHgZsg3tUSLQEuwXmJP6PwC+fSdS4pfTaLJ7n06hvTvjZiIBlm8lAv TpGp3XfIyPjgzI3K4sMv+6WJj4uK0ZwQ0fsT7oCHlo9XfRHrwKTHCDHoy+L4hs9wWXw2k M/yppYuVe/7UhSkX+aN+AbZR6LSgcs7cyD/kJEC9PLfVdTmB1xC/+0nwhwADRFLULhnFK E4FLOKwU7SN1+vJsOdiBYK9suguCo1ydOJhlU/FzBeyvD6TxMmRiDzUt7Cy5DfkcGHw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=ncu5mBGE; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7C20A606A32D; Sun, 15 Nov 2026 15:42:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=ncu5mBGE Received: by smtp.kernel.org (Postfix) with ESMTPSA id 781E41F000C4; Sun, 15 Nov 2026 15:42:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794757369; bh=pei8zl3Pm3q3a79rzm7syc9SnS6/B6xPnb/+KpGjLE4=; h=Date:Subject:From:To:References:In-Reply-To; b=ncu5mBGETRj03hjn0e7XBezzW3IB927qODoV2+f+vKiOAc+yTnR65jc2ZQFp6lLb5 FPwXeO/s3mG55iLuMHHmmohl8TS65kGD/ss2jqfpxfyC6TxYD6i8KRBZhjXMOOs6N4 26j0nBTQ+OkoeGn24beD5TL0mdMw8/gSHdszsenQ/9YkksMuo/BJdfoZsInk5Jt9bK RiFDFO4wTvR4HteqRhD+WlpzT1inYSHVFmS6ajiaurtXM6qsOiFJsrG6VgVCu5bSJ2 jsG2ftkIVvXhzkUSLkIGrz6GA/a6gTOSFFJh2uLM3erG1yqK69iFVCCztmzU4xav/R LuxBNqqynMJoA== Message-ID: <2cd29300-fbfb-49cf-8033-8e3f018a85ea@kernel.org> Date: Sun, 15 Nov 2026 07:42:47 -0800 X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v9 00/13] Add support for storage element depopulation From: Damien Le Moal To: Jens Axboe , linux-block@vger.kernel.org, Christoph Hellwig , linux-scsi@vger.kernel.org, "Martin K . Petersen" References: <20261115145015.938426-1-dlemoal@kernel.org> Content-Language: en-US Organization: Western Digital Research In-Reply-To: <20261115145015.938426-1-dlemoal@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 11/15/26 06:50, Damien Le Moal wrote: > Jens, > > These patches define a new set of block device operations for generically > using from the block layer the storage element depopulation feature of > zoned block devices. Support for this feature is added to the SCSI disk > driver and an emulation of this feature added to the zloop driver. > > The management operations can be accessed using block layer API, which is > intended for file systems (e.g. zonefs and XFS), as well as using ioctls > for users using zoned disks directly from user space. I had a -ENEEDMORECOFFEE error on this one. Sashiko pointed out my mistakes on patches 6 and 8. Will send v10 with the corrections. Please ignore this version. My apologies for the noise. -- Damien Le Moal Western Digital Research