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authorGuixin Liu2024-01-31 17:12:22 +0800
committerKeith Busch2024-03-14 11:38:28 -0700
commit798edad968ace3c15c3180ba72e427630022e2d9 (patch)
tree2817b35342ce2f522f9927580de83fc0f133905f /drivers/nvme
parent6a0164f9f4a0b629fd7a5414d6c7d21999141b5e (diff)
nvme: parse format command's lbafu when tracing
Add the parse of format command's lbafu to calculate lbaf. Signed-off-by: Guixin Liu <kanie@linux.alibaba.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Keith Busch <kbusch@kernel.org>
Diffstat (limited to 'drivers/nvme')
-rw-r--r--drivers/nvme/host/trace.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/nvme/host/trace.c b/drivers/nvme/host/trace.c
index 7e6719a3b624..0288315f0050 100644
--- a/drivers/nvme/host/trace.c
+++ b/drivers/nvme/host/trace.c
@@ -119,7 +119,10 @@ static const char *nvme_trace_get_lba_status(struct trace_seq *p,
static const char *nvme_trace_admin_format_nvm(struct trace_seq *p, u8 *cdw10)
{
const char *ret = trace_seq_buffer_ptr(p);
- u8 lbaf = cdw10[0] & 0xF;
+ /*
+ * lbafu(bit 13:12) is already in the upper 4 bits, lbafl: bit 03:00.
+ */
+ u8 lbaf = (cdw10[1] & 0x30) | (cdw10[0] & 0xF);
u8 mset = (cdw10[0] >> 4) & 0x1;
u8 pi = (cdw10[0] >> 5) & 0x7;
u8 pil = cdw10[1] & 0x1;