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| author | Tom Wu | 2019-07-04 12:19:54 +0200 |
|---|---|---|
| committer | Christoph Hellwig | 2019-07-09 23:15:37 +0200 |
| commit | 4c0181bf6cc81716102308dc47779ad1f5aeded2 (patch) | |
| tree | def3548117fcbef9b99997aa928a2bb04cd1031b /drivers/nvme | |
| parent | nvme-trace: fix spelling mistake "spcecific" -> "specific" (diff) | |
| download | kernel-qcow2-linux-4c0181bf6cc81716102308dc47779ad1f5aeded2.tar.gz kernel-qcow2-linux-4c0181bf6cc81716102308dc47779ad1f5aeded2.tar.xz kernel-qcow2-linux-4c0181bf6cc81716102308dc47779ad1f5aeded2.zip | |
nvme-trace: add delete completion and submission queue to admin cmds tracer
The trace log for 'delete I/O submission queue' and 'delete I/O
completion queue' command will look like as below:
kworker/u49:1-3438 [003] .... 6693.070865: nvme_setup_cmd: nvme0: qid=0, cmdid=11, nsid=0, flags=0x0, meta=0x0, cmd=(nvme_admin_delete_sq sqid=1)
kworker/u49:1-3438 [003] .... 6693.071171: nvme_setup_cmd: nvme0: qid=0, cmdid=8, nsid=0, flags=0x0, meta=0x0, cmd=(nvme_admin_delete_cq cqid=24)
Signed-off-by: Tom Wu <tomwu@mellanox.com>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Minwoo Im <minwoo.im.dev@gmail.com>
Reviewed-by: Israel Rukshin <israelr@mellanox.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/host/trace.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/nvme/host/trace.c b/drivers/nvme/host/trace.c index 6980ab827233..9778eb0406b3 100644 --- a/drivers/nvme/host/trace.c +++ b/drivers/nvme/host/trace.c @@ -7,6 +7,17 @@ #include <asm/unaligned.h> #include "trace.h" +static const char *nvme_trace_delete_sq(struct trace_seq *p, u8 *cdw10) +{ + const char *ret = trace_seq_buffer_ptr(p); + u16 sqid = get_unaligned_le16(cdw10); + + trace_seq_printf(p, "sqid=%u", sqid); + trace_seq_putc(p, 0); + + return ret; +} + static const char *nvme_trace_create_sq(struct trace_seq *p, u8 *cdw10) { const char *ret = trace_seq_buffer_ptr(p); @@ -23,6 +34,17 @@ static const char *nvme_trace_create_sq(struct trace_seq *p, u8 *cdw10) return ret; } +static const char *nvme_trace_delete_cq(struct trace_seq *p, u8 *cdw10) +{ + const char *ret = trace_seq_buffer_ptr(p); + u16 cqid = get_unaligned_le16(cdw10); + + trace_seq_printf(p, "cqid=%u", cqid); + trace_seq_putc(p, 0); + + return ret; +} + static const char *nvme_trace_create_cq(struct trace_seq *p, u8 *cdw10) { const char *ret = trace_seq_buffer_ptr(p); @@ -107,8 +129,12 @@ const char *nvme_trace_parse_admin_cmd(struct trace_seq *p, u8 opcode, u8 *cdw10) { switch (opcode) { + case nvme_admin_delete_sq: + return nvme_trace_delete_sq(p, cdw10); case nvme_admin_create_sq: return nvme_trace_create_sq(p, cdw10); + case nvme_admin_delete_cq: + return nvme_trace_delete_cq(p, cdw10); case nvme_admin_create_cq: return nvme_trace_create_cq(p, cdw10); case nvme_admin_identify: |