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[147.75.199.223]) by mx.google.com with ESMTPS id o18-20020a05622a045200b00432b6d42f00si1153141qtx.344.2024.04.05.00.03.41 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Apr 2024 00:03:41 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-132516-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) client-ip=147.75.199.223; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=lst.de); spf=pass (google.com: domain of linux-kernel+bounces-132516-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) smtp.mailfrom="linux-kernel+bounces-132516-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 129A21C22E09 for ; Fri, 5 Apr 2024 07:02:43 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id D84BE25630; Fri, 5 Apr 2024 07:02:35 +0000 (UTC) Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (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 26CE825765; Fri, 5 Apr 2024 07:02:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.95.11.211 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712300555; cv=none; b=eEnurwn/uDMkDU2bGxP3UwwMAbhC6xbrg+v4y64YgJQI3Sfd8NaEPKEpIHqEEV3SHmWvcRpjqilfTfBWsBR55aAyAX6lFgVGAnKSWs4+/AU4qdUPxZn18IRzqtrwBlkzrALaDemv7/UEvPJFsqzcRnh7Y8Vh3TKjqdlX8ZFt/mw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712300555; c=relaxed/simple; bh=x0VlMOo5EC4DCAaUp9PKKB+8k0MIf062fU67NkWmMbM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=p4Z5v1zDXxxg+tXzsZr9ZErxEYj2hJaA+vt9VvOrh6qOppFnT6nVs4lLk7yYdo1ch/lWdRVHMicSqx+74c5WlHsUUHLXpCPXMj7o1qO1P7zj/ixjZL3j9IsNOQVnpcHwjk3yqMLSz9uz4eXCf01tNn6blHlxYYu7KTVD/aNmcLI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de; spf=pass smtp.mailfrom=lst.de; arc=none smtp.client-ip=213.95.11.211 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lst.de Received: by verein.lst.de (Postfix, from userid 2407) id 2C8E268D07; Fri, 5 Apr 2024 09:02:30 +0200 (CEST) Date: Fri, 5 Apr 2024 09:02:29 +0200 From: Christoph Hellwig To: Stefan Hajnoczi Cc: Christoph Hellwig , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, eblake@redhat.com, Alasdair Kergon , Mikulas Patocka , dm-devel@lists.linux.dev, David Teigland , Mike Snitzer , Jens Axboe , Joe Thornber Subject: Re: [RFC 0/9] block: add llseek(SEEK_HOLE/SEEK_DATA) support Message-ID: <20240405070229.GB4176@lst.de> References: <20240328203910.2370087-1-stefanha@redhat.com> <20240402122617.GA30720@lst.de> <20240402130446.GA2496428@fedora> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240402130446.GA2496428@fedora> User-Agent: Mutt/1.5.17 (2007-11-01) On Tue, Apr 02, 2024 at 09:04:46AM -0400, Stefan Hajnoczi wrote: > Hi Christoph, > There is a 1:1 mapping when when the Logical Block Provisioning Read > Zeroes (LBPRZ) field is set to xx1b in the Logical Block Provisioning > VPD page. Yes. NVMe also has a similar field, but ATA does not.