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nvmet: remove unsupported command noise

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[ Upstream commit 4a20342572f66c5b20a1ee680f5ac0a13703748f ]

Nothing can stop a host from submitting invalid commands. The target
just needs to respond with an appropriate status, but that's not a
target error. Demote invalid command messages to the debug level so
these events don't spam the kernel logs.

Reported-by: Yi Zhang <yi.zhang@redhat.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Keith Busch 2021-04-28 21:25:58 -07:00 committed by Greg Kroah-Hartman
parent 86587f35cb
commit 3851a86c3d
1 changed files with 3 additions and 3 deletions
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6
drivers/nvme/target/admin-cmd.c
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@ -313,7 +313,7 @@ static void nvmet_execute_get_log_page(struct nvmet_req *req)
case NVME_LOG_ANA:
return nvmet_execute_get_log_page_ana(req);
}
pr_err("unhandled lid %d on qid %d\n",
pr_debug("unhandled lid %d on qid %d\n",
req->cmd->get_log_page.lid, req->sq->qid);
req->error_loc = offsetof(struct nvme_get_log_page_command, lid);
nvmet_req_complete(req, NVME_SC_INVALID_FIELD | NVME_SC_DNR);
@ -657,7 +657,7 @@ static void nvmet_execute_identify(struct nvmet_req *req)
return nvmet_execute_identify_desclist(req);
}
pr_err("unhandled identify cns %d on qid %d\n",
pr_debug("unhandled identify cns %d on qid %d\n",
req->cmd->identify.cns, req->sq->qid);
req->error_loc = offsetof(struct nvme_identify, cns);
nvmet_req_complete(req, NVME_SC_INVALID_FIELD | NVME_SC_DNR);
@ -972,7 +972,7 @@ u16 nvmet_parse_admin_cmd(struct nvmet_req *req)
return 0;
}
pr_err("unhandled cmd %d on qid %d\n", cmd->common.opcode,
pr_debug("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;