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nvme: parse format command's lbafu when tracing

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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>
This commit is contained in:
Guixin Liu 2024-01-31 17:12:22 +08:00 committed by Keith Busch
parent 6a0164f9f4
commit 798edad968
1 changed files with 4 additions and 1 deletions
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5
drivers/nvme/host/trace.c
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@ -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;