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 293A8EE57CA for ; Fri, 8 Sep 2023 06:07:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241663AbjIHGHt (ORCPT ); Fri, 8 Sep 2023 02:07:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42458 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231128AbjIHGHq (ORCPT ); Fri, 8 Sep 2023 02:07:46 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.220.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 100001990; Thu, 7 Sep 2023 23:07:43 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id C10B7218EC; Fri, 8 Sep 2023 06:07:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1694153261; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=QTfS2X/xkOw/2NTBeewMgceKxQGW9jXg3F3akNo2EcM=; b=yqa+CGeEPxJxuLFaBzh0aI3usoN3LyGaH3E5Nlui8WepVeYNgHEW6KLrPlIaG33kxWL5IO mk7fu4SCqI6sq7zBRaR4l3KKDbE9b5NDjGyOtIH3qcbDCgmnnDWefYUMrLG5ruLUf2c+bt 6aF7W/5cU3U3HjPcu39RqettuNIXb9M= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1694153261; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=QTfS2X/xkOw/2NTBeewMgceKxQGW9jXg3F3akNo2EcM=; b=cvk4kvHHtGPqAXUu1t7XPbCyKawOPNtG64P6A/iVKLwF5iNG5L0UBQeWBzDKjhVK71wChp T8+yrr3ftYf8i2DA== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 4DC28131FD; Fri, 8 Sep 2023 06:07:41 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id mK7aEC26+mQYaQAAMHmgww (envelope-from ); Fri, 08 Sep 2023 06:07:41 +0000 Message-ID: Date: Fri, 8 Sep 2023 08:07:41 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v15 05/12] fs/read_write: Enable copy_file_range for block device. Content-Language: en-US To: Nitesh Shetty , Jens Axboe , Jonathan Corbet , Alasdair Kergon , Mike Snitzer , dm-devel@redhat.com, Keith Busch , Christoph Hellwig , Sagi Grimberg , Chaitanya Kulkarni , Alexander Viro , Christian Brauner Cc: martin.petersen@oracle.com, mcgrof@kernel.org, gost.dev@samsung.com, Anuj Gupta , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-nvme@lists.infradead.org, linux-fsdevel@vger.kernel.org References: <20230906163844.18754-1-nj.shetty@samsung.com> <20230906163844.18754-6-nj.shetty@samsung.com> From: Hannes Reinecke In-Reply-To: <20230906163844.18754-6-nj.shetty@samsung.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 9/6/23 18:38, Nitesh Shetty wrote: > From: Anuj Gupta > > This is a prep patch. Allow copy_file_range to work for block devices. > Relaxing generic_copy_file_checks allows us to reuse the existing infra, > instead of adding a new user interface for block copy offload. > Change generic_copy_file_checks to use ->f_mapping->host for both inode_in > and inode_out. Allow block device in generic_file_rw_checks. > > Signed-off-by: Anuj Gupta > Signed-off-by: Nitesh Shetty > --- > fs/read_write.c | 8 +++++--- > 1 file changed, 5 insertions(+), 3 deletions(-) > Reviewed-by: Hannes Reinecke Cheers, Hannes -- Dr. Hannes Reinecke Kernel Storage Architect hare@suse.de +49 911 74053 688 SUSE Software Solutions GmbH, Maxfeldstr. 5, 90409 Nürnberg HRB 36809 (AG Nürnberg), Geschäftsführer: Ivo Totev, Andrew Myers, Andrew McDonald, Martje Boudien Moerman