[PATCH v15 07/12] nvme: add copy offload support

[Hannes Reinecke]

On 9/6/23 18:38, Nitesh Shetty wrote:
> Current design only supports single source range.
> We receive a request with REQ_OP_COPY_SRC.
> Parse this request which consists of src(1st) and dst(2nd) bios.
> Form a copy command (TP 4065)
> 
> trace event support for nvme_copy_cmd.
> Set the device copy limits to queue limits.
> 
> Signed-off-by: Kanchan Joshi <joshi.k at samsung.com>
> Signed-off-by: Nitesh Shetty <nj.shetty at samsung.com>
> Signed-off-by: Javier González <javier.gonz at samsung.com>
> Signed-off-by: Anuj Gupta <anuj20.g at samsung.com>
> ---
>   drivers/nvme/host/constants.c |  1 +
>   drivers/nvme/host/core.c      | 79 +++++++++++++++++++++++++++++++++++
>   drivers/nvme/host/trace.c     | 19 +++++++++
>   include/linux/blkdev.h        |  1 +
>   include/linux/nvme.h          | 43 +++++++++++++++++--
>   5 files changed, 140 insertions(+), 3 deletions(-)
> 
Reviewed-by: Hannes Reinecke <hare at suse.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                Kernel Storage Architect
hare at 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