Commit 2da6e005 authored by Chaitanya Kulkarni's avatar Chaitanya Kulkarni Committed by Christoph Hellwig

nvmet: add error log support for admin-cmd

This patch adds the support to maintain the error log page for admin
commands.
Signed-off-by: default avatarChaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: default avatarSagi Grimberg <sagi@grimberg.me>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent 762a11df
......@@ -47,6 +47,7 @@ static u16 nvmet_get_smart_log_nsid(struct nvmet_req *req,
if (!ns) {
pr_err("Could not find namespace id : %d\n",
le32_to_cpu(req->cmd->get_log_page.nsid));
req->error_loc = offsetof(struct nvme_rw_command, nsid);
return NVME_SC_INVALID_NS;
}
......@@ -380,6 +381,7 @@ static void nvmet_execute_identify_ns(struct nvmet_req *req)
u16 status = 0;
if (le32_to_cpu(req->cmd->identify.nsid) == NVME_NSID_ALL) {
req->error_loc = offsetof(struct nvme_identify, nsid);
status = NVME_SC_INVALID_NS | NVME_SC_DNR;
goto out;
}
......@@ -500,6 +502,7 @@ static void nvmet_execute_identify_desclist(struct nvmet_req *req)
ns = nvmet_find_namespace(req->sq->ctrl, req->cmd->identify.nsid);
if (!ns) {
req->error_loc = offsetof(struct nvme_identify, nsid);
status = NVME_SC_INVALID_NS | NVME_SC_DNR;
goto out;
}
......@@ -562,8 +565,10 @@ static u16 nvmet_set_feat_write_protect(struct nvmet_req *req)
u16 status = NVME_SC_FEATURE_NOT_CHANGEABLE;
req->ns = nvmet_find_namespace(req->sq->ctrl, req->cmd->rw.nsid);
if (unlikely(!req->ns))
if (unlikely(!req->ns)) {
req->error_loc = offsetof(struct nvme_common_command, nsid);
return status;
}
mutex_lock(&subsys->lock);
switch (write_protect) {
......@@ -602,8 +607,10 @@ u16 nvmet_set_feat_async_event(struct nvmet_req *req, u32 mask)
{
u32 val32 = le32_to_cpu(req->cmd->common.cdw11);
if (val32 & ~mask)
if (val32 & ~mask) {
req->error_loc = offsetof(struct nvme_common_command, cdw11);
return NVME_SC_INVALID_FIELD | NVME_SC_DNR;
}
WRITE_ONCE(req->sq->ctrl->aen_enabled, val32);
nvmet_set_result(req, val32);
......@@ -635,6 +642,7 @@ static void nvmet_execute_set_features(struct nvmet_req *req)
status = nvmet_set_feat_write_protect(req);
break;
default:
req->error_loc = offsetof(struct nvme_common_command, cdw10);
status = NVME_SC_INVALID_FIELD | NVME_SC_DNR;
break;
}
......@@ -648,9 +656,10 @@ static u16 nvmet_get_feat_write_protect(struct nvmet_req *req)
u32 result;
req->ns = nvmet_find_namespace(req->sq->ctrl, req->cmd->common.nsid);
if (!req->ns)
if (!req->ns) {
req->error_loc = offsetof(struct nvme_common_command, nsid);
return NVME_SC_INVALID_NS | NVME_SC_DNR;
}
mutex_lock(&subsys->lock);
if (req->ns->readonly == true)
result = NVME_NS_WRITE_PROTECT;
......@@ -716,6 +725,8 @@ static void nvmet_execute_get_features(struct nvmet_req *req)
case NVME_FEAT_HOST_ID:
/* need 128-bit host identifier flag */
if (!(req->cmd->common.cdw11 & cpu_to_le32(1 << 0))) {
req->error_loc =
offsetof(struct nvme_common_command, cdw11);
status = NVME_SC_INVALID_FIELD | NVME_SC_DNR;
break;
}
......@@ -727,6 +738,8 @@ static void nvmet_execute_get_features(struct nvmet_req *req)
status = nvmet_get_feat_write_protect(req);
break;
default:
req->error_loc =
offsetof(struct nvme_common_command, cdw10);
status = NVME_SC_INVALID_FIELD | NVME_SC_DNR;
break;
}
......@@ -848,5 +861,6 @@ u16 nvmet_parse_admin_cmd(struct nvmet_req *req)
pr_err("unhandled cmd %d on qid %d\n", cmd->common.opcode,
req->sq->qid);
req->error_loc = offsetof(struct nvme_common_command, opcode);
return NVME_SC_INVALID_OPCODE | NVME_SC_DNR;
}
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