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[PATCH v2 02/14] hw/block/nvme: add trace event for requests with non-ze
From: |
Klaus Jensen |
Subject: |
[PATCH v2 02/14] hw/block/nvme: add trace event for requests with non-zero status code |
Date: |
Wed, 30 Sep 2020 01:19:05 +0200 |
From: Klaus Jensen <k.jensen@samsung.com>
If a command results in a non-zero status code, trace it.
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
---
hw/block/nvme.c | 6 ++++++
hw/block/trace-events | 1 +
2 files changed, 7 insertions(+)
diff --git a/hw/block/nvme.c b/hw/block/nvme.c
index 84b6b516fa7b..3cbc3c7b75b1 100644
--- a/hw/block/nvme.c
+++ b/hw/block/nvme.c
@@ -777,6 +777,12 @@ static void nvme_enqueue_req_completion(NvmeCQueue *cq,
NvmeRequest *req)
assert(cq->cqid == req->sq->cqid);
trace_pci_nvme_enqueue_req_completion(nvme_cid(req), cq->cqid,
req->status);
+
+ if (req->status) {
+ trace_pci_nvme_err_req_status(nvme_cid(req), nvme_nsid(req->ns),
+ req->status, req->cmd.opcode);
+ }
+
QTAILQ_REMOVE(&req->sq->out_req_list, req, entry);
QTAILQ_INSERT_TAIL(&cq->req_list, req, entry);
timer_mod(cq->timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 500);
diff --git a/hw/block/trace-events b/hw/block/trace-events
index 5a239b80bf36..9e7507c5abde 100644
--- a/hw/block/trace-events
+++ b/hw/block/trace-events
@@ -89,6 +89,7 @@ pci_nvme_mmio_shutdown_cleared(void) "shutdown bit cleared"
# nvme traces for error conditions
pci_nvme_err_mdts(uint16_t cid, size_t len) "cid %"PRIu16" len %zu"
+pci_nvme_err_req_status(uint16_t cid, uint32_t nsid, uint16_t status, uint8_t
opc) "cid %"PRIu16" nsid %"PRIu32" status 0x%"PRIx16" opc 0x%"PRIx8""
pci_nvme_err_addr_read(uint64_t addr) "addr 0x%"PRIx64""
pci_nvme_err_addr_write(uint64_t addr) "addr 0x%"PRIx64""
pci_nvme_err_cfs(void) "controller fatal status"
--
2.28.0
- [PATCH v2 00/14] hw/block/nvme: zoned namespace command set, Klaus Jensen, 2020/09/29
- [PATCH v2 01/14] hw/block/nvme: add nsid to get/setfeat trace events, Klaus Jensen, 2020/09/29
- [PATCH v2 02/14] hw/block/nvme: add trace event for requests with non-zero status code,
Klaus Jensen <=
- [PATCH v2 04/14] hw/block/nvme: reject io commands if only admin command set selected, Klaus Jensen, 2020/09/29
- [PATCH v2 05/14] hw/block/nvme: consolidate read, write and write zeroes, Klaus Jensen, 2020/09/29
- [PATCH v2 03/14] hw/block/nvme: make lba data size configurable, Klaus Jensen, 2020/09/29
- [PATCH v2 06/14] hw/block/nvme: add support for dulbe and block utilization tracking, Klaus Jensen, 2020/09/29
- [PATCH v2 07/14] hw/block/nvme: add commands supported and effects log page, Klaus Jensen, 2020/09/29
- [PATCH v2 08/14] hw/block/nvme: support namespace types, Klaus Jensen, 2020/09/29
- [PATCH v2 09/14] hw/block/nvme: add basic read/write for zoned namespaces, Klaus Jensen, 2020/09/29
- [PATCH v2 10/14] hw/block/nvme: add the zone management receive command, Klaus Jensen, 2020/09/29
- [PATCH v2 13/14] hw/block/nvme: track and enforce zone resources, Klaus Jensen, 2020/09/29
- [PATCH v2 12/14] hw/block/nvme: add the zone append command, Klaus Jensen, 2020/09/29