[PATCH v3 3/8] nvmet: implement namespace identify descriptor list

[Johannes Thumshirn]

On 06/05/2017 07:31 AM, Christoph Hellwig wrote:
> What about a little helper like this: ?
> 
> static u16 nvmet_copy_ns_identifier(struct nvmet_req *req, u8 type, u8 len,
> 		void *id, off_t *off)
> {
> 	struct nvme_ns_identifier_hdr hdr = {
> 		.nidt	= type,
> 		.nidl	= len,
> 	};
> 	u16 status;
> 
> 	status = nvmet_copy_to_sgl(req, *off, &hdr, sizeof(hdr));
> 	if (status)
> 		return status;
> 	*off += sizeof(hdr);
> 
> 	status = nvmet_copy_to_sgl(req, off, id, len);
> 	if (status)
> 		return status;
> 	*off += len;
> 
> 	return 0;
> }
> 

Yep sounds good. Sorry I didn't see this for the v4 submission, I'll
include in (the hopefully final) v5.

-- 
Johannes Thumshirn                                          Storage
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