[v16,10/12] dm: Enable copy offload for dm-linear target

Message ID	20230920080756.11919-11-nj.shetty@samsung.com
State	Superseded
Headers	show Return-Path: <linux-scsi-owner@vger.kernel.org> From: Nitesh Shetty <nj.shetty@samsung.com> To: Jens Axboe <axboe@kernel.dk>, Jonathan Corbet <corbet@lwn.net>, Alasdair Kergon <agk@redhat.com>, Mike Snitzer <snitzer@kernel.org>, dm-devel@redhat.com, Keith Busch <kbusch@kernel.org>, Christoph Hellwig <hch@lst.de>, Sagi Grimberg <sagi@grimberg.me>, Chaitanya Kulkarni <kch@nvidia.com>, Alexander Viro <viro@zeniv.linux.org.uk>, Christian Brauner <brauner@kernel.org> Cc: martin.petersen@oracle.com, linux-scsi@vger.kernel.org, nitheshshetty@gmail.com, anuj1072538@gmail.com, gost.dev@samsung.com, mcgrof@kernel.org, Nitesh Shetty <nj.shetty@samsung.com>, Hannes Reinecke <hare@suse.de>, 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 Subject: [PATCH v16 10/12] dm: Enable copy offload for dm-linear target Date: Wed, 20 Sep 2023 13:37:47 +0530 Message-Id: <20230920080756.11919-11-nj.shetty@samsung.com> In-Reply-To: <20230920080756.11919-1-nj.shetty@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="utf-8" CMS-TYPE: 105P DLP-Filter: Pass References: <20230920080756.11919-1-nj.shetty@samsung.com> <CGME20230920081558epcas5p4d791ba4be2836264a6fb44e06e636d11@epcas5p4.samsung.com> Precedence: bulk
Series	Implement copy offload support \| expand [v16,00/12] Implement copy offload support [v16,01/12] block: Introduce queue limits and sysfs for copy-offload support [v16,02/12] Add infrastructure for copy offload in block and request layer. [v16,03/12] block: add copy offload support [v16,04/12] block: add emulation for copy [v16,05/12] fs/read_write: Enable copy_file_range for block device. [v16,06/12] fs, block: copy_file_range for def_blk_ops for direct block device [v16,07/12] nvme: add copy offload support [v16,08/12] nvmet: add copy command support for bdev and file ns [v16,09/12] dm: Add support for copy offload [v16,10/12] dm: Enable copy offload for dm-linear target [v16,11/12] null: Enable trace capability for null block [v16,12/12] null_blk: add support for copy offload

Message ID

20230920080756.11919-11-nj.shetty@samsung.com

State

Superseded

Headers

From: Nitesh Shetty <nj.shetty@samsung.com>
To: Jens Axboe <axboe@kernel.dk>, Jonathan Corbet <corbet@lwn.net>,
        Alasdair Kergon <agk@redhat.com>,
        Mike Snitzer <snitzer@kernel.org>, dm-devel@redhat.com,
        Keith Busch <kbusch@kernel.org>,
        Christoph Hellwig <hch@lst.de>,
        Sagi Grimberg <sagi@grimberg.me>,
        Chaitanya Kulkarni <kch@nvidia.com>,
        Alexander Viro <viro@zeniv.linux.org.uk>,
        Christian Brauner <brauner@kernel.org>
Cc: martin.petersen@oracle.com, linux-scsi@vger.kernel.org,
        nitheshshetty@gmail.com, anuj1072538@gmail.com,
        gost.dev@samsung.com, mcgrof@kernel.org,
        Nitesh Shetty <nj.shetty@samsung.com>,
        Hannes Reinecke <hare@suse.de>, 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
Subject: [PATCH v16 10/12] dm: Enable copy offload for dm-linear target
Date: Wed, 20 Sep 2023 13:37:47 +0530
Message-Id: <20230920080756.11919-11-nj.shetty@samsung.com>
In-Reply-To: <20230920080756.11919-1-nj.shetty@samsung.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Content-Type: text/plain; charset="utf-8"
CMS-TYPE: 105P
DLP-Filter: Pass
References: <20230920080756.11919-1-nj.shetty@samsung.com>
        <CGME20230920081558epcas5p4d791ba4be2836264a6fb44e06e636d11@epcas5p4.samsung.com>
Precedence: bulk

Series

Implement copy offload support | expand

Commit Message

Nitesh Shetty Sept. 20, 2023, 8:07 a.m. UTC

Setting copy_offload_supported flag to enable offload.

Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Nitesh Shetty <nj.shetty@samsung.com>
---
 drivers/md/dm-linear.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/md/dm-linear.c b/drivers/md/dm-linear.c
index f4448d520ee9..1d1ee30bbefb 100644
--- a/drivers/md/dm-linear.c
+++ b/drivers/md/dm-linear.c
@@ -62,6 +62,7 @@  static int linear_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 	ti->num_discard_bios = 1;
 	ti->num_secure_erase_bios = 1;
 	ti->num_write_zeroes_bios = 1;
+	ti->copy_offload_supported = 1;
 	ti->private = lc;
 	return 0;

[v16,10/12] dm: Enable copy offload for dm-linear target

Commit Message

Patch