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authorKeith Busch2023-04-05 14:57:20 -0700
committerGreg Kroah-Hartman2023-05-11 23:03:22 +0900
commit0f1c4ae80d142bcf0f231a929e4aedb0731e1346 (patch)
tree88eba12dd7a206fc3cfce3495a443c5efad99b06 /drivers/nvme
parent1e4f23c61feb0a35d436a86c66b4377557bd8733 (diff)
nvme: fix async event trace event
[ Upstream commit 6622b76fe922b94189499a90ccdb714a4a8d0773 ] Mixing AER Event Type and Event Info has masking clashes. Just print the event type, but also include the event info of the AER result in the trace. Fixes: 09bd1ff4b15143b ("nvme-core: add async event trace helper") Reported-by: Nate Thornton <nate.thornton@samsung.com> Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Reviewed-by: Minwoo Im <minwoo.im@samsung.com> Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Signed-off-by: Keith Busch <kbusch@kernel.org> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/nvme')
-rw-r--r--drivers/nvme/host/core.c5
-rw-r--r--drivers/nvme/host/trace.h15
2 files changed, 7 insertions, 13 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index c54c6ffba0bc..f502e032e7e4 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -4769,8 +4769,6 @@ static bool nvme_handle_aen_notice(struct nvme_ctrl *ctrl, u32 result)
u32 aer_notice_type = nvme_aer_subtype(result);
bool requeue = true;
- trace_nvme_async_event(ctrl, aer_notice_type);
-
switch (aer_notice_type) {
case NVME_AER_NOTICE_NS_CHANGED:
set_bit(NVME_AER_NOTICE_NS_CHANGED, &ctrl->events);
@@ -4806,7 +4804,6 @@ static bool nvme_handle_aen_notice(struct nvme_ctrl *ctrl, u32 result)
static void nvme_handle_aer_persistent_error(struct nvme_ctrl *ctrl)
{
- trace_nvme_async_event(ctrl, NVME_AER_ERROR);
dev_warn(ctrl->device, "resetting controller due to AER\n");
nvme_reset_ctrl(ctrl);
}
@@ -4822,6 +4819,7 @@ void nvme_complete_async_event(struct nvme_ctrl *ctrl, __le16 status,
if (le16_to_cpu(status) >> 1 != NVME_SC_SUCCESS)
return;
+ trace_nvme_async_event(ctrl, result);
switch (aer_type) {
case NVME_AER_NOTICE:
requeue = nvme_handle_aen_notice(ctrl, result);
@@ -4839,7 +4837,6 @@ void nvme_complete_async_event(struct nvme_ctrl *ctrl, __le16 status,
case NVME_AER_SMART:
case NVME_AER_CSS:
case NVME_AER_VS:
- trace_nvme_async_event(ctrl, aer_type);
ctrl->aen_result = result;
break;
default:
diff --git a/drivers/nvme/host/trace.h b/drivers/nvme/host/trace.h
index 6f0eaf6a1528..4fb5922ffdac 100644
--- a/drivers/nvme/host/trace.h
+++ b/drivers/nvme/host/trace.h
@@ -127,15 +127,12 @@ TRACE_EVENT(nvme_async_event,
),
TP_printk("nvme%d: NVME_AEN=%#08x [%s]",
__entry->ctrl_id, __entry->result,
- __print_symbolic(__entry->result,
- aer_name(NVME_AER_NOTICE_NS_CHANGED),
- aer_name(NVME_AER_NOTICE_ANA),
- aer_name(NVME_AER_NOTICE_FW_ACT_STARTING),
- aer_name(NVME_AER_NOTICE_DISC_CHANGED),
- aer_name(NVME_AER_ERROR),
- aer_name(NVME_AER_SMART),
- aer_name(NVME_AER_CSS),
- aer_name(NVME_AER_VS))
+ __print_symbolic(__entry->result & 0x7,
+ aer_name(NVME_AER_ERROR),
+ aer_name(NVME_AER_SMART),
+ aer_name(NVME_AER_NOTICE),
+ aer_name(NVME_AER_CSS),
+ aer_name(NVME_AER_VS))
)
);