[v15] Implement copy offload support

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

Posted by Nitesh Shetty 2 years, 3 months ago

Setting copy_offload_supported flag to enable offload.

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;
 
-- 
2.35.1.500.gb896f729e2

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

Posted by Hannes Reinecke 2 years, 3 months ago

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

Cheers,

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