linux-kernel - Re: [PATCH v15 10/12] dm: Enable copy offload for dm-linear target

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Message-ID: <ee307498-7d15-48e0-9f9f-518c928e8ebc@suse.de>
Date:   Fri, 8 Sep 2023 08:14:06 +0200
From:   Hannes Reinecke <hare@...e.de>
To:     Nitesh Shetty <nj.shetty@...sung.com>,
        Jens Axboe <axboe@...nel.dk>, Jonathan Corbet <corbet@....net>,
        Alasdair Kergon <agk@...hat.com>,
        Mike Snitzer <snitzer@...nel.org>, dm-devel@...hat.com,
        Keith Busch <kbusch@...nel.org>,
        Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>,
        Chaitanya Kulkarni <kch@...dia.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Christian Brauner <brauner@...nel.org>
Cc:     martin.petersen@...cle.com, mcgrof@...nel.org,
        gost.dev@...sung.com, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
        linux-nvme@...ts.infradead.org, linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH v15 10/12] dm: Enable copy offload for dm-linear target

On 9/6/23 18:38, Nitesh Shetty wrote:
> Setting copy_offload_supported flag to enable offload.
> 
> Signed-off-by: Nitesh Shetty <nj.shetty@...sung.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;
>   
Reviewed-by: Hannes Reinecke <hare@...e.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                Kernel Storage Architect
hare@...e.de                              +49 911 74053 688
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