diff options
Diffstat (limited to 'drivers/nvme/target/admin-cmd.c')
| -rw-r--r-- | drivers/nvme/target/admin-cmd.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c index 9496c71d2257..c4a0bf36e752 100644 --- a/drivers/nvme/target/admin-cmd.c +++ b/drivers/nvme/target/admin-cmd.c @@ -443,7 +443,7 @@ static void nvmet_execute_set_features(struct nvmet_req *req) u32 val32; u16 status = 0; - switch (cdw10 & 0xf) { + switch (cdw10 & 0xff) { case NVME_FEAT_NUM_QUEUES: nvmet_set_result(req, (subsys->max_qid - 1) | ((subsys->max_qid - 1) << 16)); @@ -453,6 +453,9 @@ static void nvmet_execute_set_features(struct nvmet_req *req) req->sq->ctrl->kato = DIV_ROUND_UP(val32, 1000); nvmet_set_result(req, req->sq->ctrl->kato); break; + case NVME_FEAT_HOST_ID: + status = NVME_SC_CMD_SEQ_ERROR | NVME_SC_DNR; + break; default: status = NVME_SC_INVALID_FIELD | NVME_SC_DNR; break; @@ -467,7 +470,7 @@ static void nvmet_execute_get_features(struct nvmet_req *req) u32 cdw10 = le32_to_cpu(req->cmd->common.cdw10[0]); u16 status = 0; - switch (cdw10 & 0xf) { + switch (cdw10 & 0xff) { /* * These features are mandatory in the spec, but we don't * have a useful way to implement them. We'll eventually @@ -501,6 +504,16 @@ static void nvmet_execute_get_features(struct nvmet_req *req) case NVME_FEAT_KATO: nvmet_set_result(req, req->sq->ctrl->kato * 1000); break; + case NVME_FEAT_HOST_ID: + /* need 128-bit host identifier flag */ + if (!(req->cmd->common.cdw10[1] & cpu_to_le32(1 << 0))) { + status = NVME_SC_INVALID_FIELD | NVME_SC_DNR; + break; + } + + status = nvmet_copy_to_sgl(req, 0, &req->sq->ctrl->hostid, + sizeof(req->sq->ctrl->hostid)); + break; default: status = NVME_SC_INVALID_FIELD | NVME_SC_DNR; break; |