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 1991AEE57D1 for ; Fri, 8 Sep 2023 06:08:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239548AbjIHGIv (ORCPT ); Fri, 8 Sep 2023 02:08:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57050 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230034AbjIHGIt (ORCPT ); Fri, 8 Sep 2023 02:08:49 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 724B11990; Thu, 7 Sep 2023 23:08:44 -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-out2.suse.de (Postfix) with ESMTPS id 121FE1F45A; Fri, 8 Sep 2023 06:08:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1694153323; 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=ivSqbdIaew11jIuy3b2FJ8sJqyjpyuQpjdb9X+4So/k=; b=Ww+PbR+NZChwI9hAoic8DpX3L4csUIVIEAvvkPKyzNqzwf/eRRHFhFYHXV5/jMOULswp4P J8gUjCB0V+qM+wi+jgVhu6RnYezEvVfsR/EVljabJmdtFuN472Ujma7vr4ZbKPJKypFhij wBBWzQlKeUktHrHgEy1eRN40jKsAGFU= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1694153323; 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=ivSqbdIaew11jIuy3b2FJ8sJqyjpyuQpjdb9X+4So/k=; b=GZr0pwkKaX5mCM6Rvq/aswI7YZyZQd7svEZ13JJiPkTTDhDlDxuvj1gd5ZDh9JOvjyCIGD f2qrTt+7kMY7FIBg== 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 8CAA5131FD; Fri, 8 Sep 2023 06:08:42 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id CCFRIWq6+mQYaQAAMHmgww (envelope-from ); Fri, 08 Sep 2023 06:08:42 +0000 Message-ID: Date: Fri, 8 Sep 2023 08:08:42 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v15 06/12] fs, block: copy_file_range for def_blk_ops for direct 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> <20230906163844.18754-7-nj.shetty@samsung.com> From: Hannes Reinecke In-Reply-To: <20230906163844.18754-7-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: > For direct block device opened with O_DIRECT, use copy_file_range to > issue device copy offload, and fallback to generic_copy_file_range incase > device copy offload capability is absent or the device files are not open > with O_DIRECT. > > Signed-off-by: Anuj Gupta > Signed-off-by: Nitesh Shetty > --- > block/fops.c | 25 +++++++++++++++++++++++++ > 1 file changed, 25 insertions(+) > 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