lightnvm: remove multiple groups in 1.2 data structure

Only one id group from the 1.2 specification is supported. Make
sure that only the first group is accessible.

Signed-off-by: Matias Bjørling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Matias Bjørling 2018-03-30 00:04:54 +02:00 committed by Jens Axboe
parent d8a39caee0
commit ff12581ec7

View file

@ -166,7 +166,8 @@ struct nvme_nvm_id {
__le32 dom;
struct nvme_nvm_addr_format ppaf;
__u8 resv[228];
struct nvme_nvm_id_group groups[4];
struct nvme_nvm_id_group group;
__u8 resv2[2880];
} __packed;
struct nvme_nvm_bb_tbl {
@ -208,7 +209,7 @@ static int init_grps(struct nvm_id *nvm_id, struct nvme_nvm_id *nvme_nvm_id)
if (nvme_nvm_id->cgrps != 1)
return -EINVAL;
src = &nvme_nvm_id->groups[0];
src = &nvme_nvm_id->group;
grp = &nvm_id->grp;
grp->mtype = src->mtype;