[PATCH v2 2/3] nvme: parse dsm command's attr deallocate when tracing

Guixin Liu
2024-01-30T11:34:59Z

Add parse of dsm command's attr deallocate to make the trace log
more consistent and human-readable.

Signed-off-by: Guixin Liu <kanie@linux.alibaba.com>
---
drivers/nvme/host/trace.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/nvme/host/trace.c b/drivers/nvme/host/trace.c
index 95572c85b22a..4b8924abb4e1 100644
--- a/drivers/nvme/host/trace.c
+++ b/drivers/nvme/host/trace.c
@@ -153,10 +153,10 @@ static const char *nvme_trace_read_write(struct trace_seq *p, u8 *cdw10)
static const char *nvme_trace_dsm(struct trace_seq *p, u8 *cdw10)
{
const char *ret = trace_seq_buffer_ptr(p);
+ u8 nr = cdw10[0];
+ u8 ad = (cdw10[4] >> 2) & 0x1;

- trace_seq_printf(p, "nr=%u, attributes=%u",
- get_unaligned_le32(cdw10),
- get_unaligned_le32(cdw10 + 4));
+ trace_seq_printf(p, "nr=%u, ad=%u", nr, ad);
trace_seq_putc(p, 0);

return ret;
--
2.43.0