Add new trace functions for ZBC_IN and ZBC_OUT.
Signed-off-by: Hannes Reinecke <hare@xxxxxxxx>
---
drivers/scsi/scsi_trace.c | 87 +++++++++++++++++++++++++++++++++++++++++++++
include/trace/events/scsi.h | 2 ++
2 files changed, 89 insertions(+)
diff --git a/drivers/scsi/scsi_trace.c b/drivers/scsi/scsi_trace.c
index 08bb47b..0cad956 100644
--- a/drivers/scsi/scsi_trace.c
+++ b/drivers/scsi/scsi_trace.c
@@ -231,6 +231,89 @@ out:
}
static const char *
+scsi_trace_zbc_in(struct trace_seq *p, unsigned char *cdb, int len)
+{
+ const char *ret = trace_seq_buffer_ptr(p), *cmd;
+ sector_t zone_id = 0;
+ u32 alloc_len = 0;
+ u8 options;
+
+ switch (SERVICE_ACTION16(cdb)) {
+ case ZI_REPORT_ZONES:
+ cmd = "REPORT_ZONES";
+ break;
+ default:
+ trace_seq_puts(p, "UNKNOWN");
+ goto out;
+ }
+
+ zone_id |= ((u64)cdb[2] << 56);
+ zone_id |= ((u64)cdb[3] << 48);
+ zone_id |= ((u64)cdb[4] << 40);
+ zone_id |= ((u64)cdb[5] << 32);
+ zone_id |= (cdb[6] << 24);
+ zone_id |= (cdb[7] << 16);
+ zone_id |= (cdb[8] << 8);
+ zone_id |= cdb[9];
+ alloc_len |= (cdb[10] << 24);
+ alloc_len |= (cdb[11] << 16);
+ alloc_len |= (cdb[12] << 8);
+ alloc_len |= cdb[13];
+ options = cdb[14] & 0x3f;
+
+ trace_seq_printf(p, "%s zone=%llu alloc_len=%u options=%u partial=%u",
+ cmd, (unsigned long long)zone_id, alloc_len,
+ options, (cdb[14] >> 7) & 1);
+
+out:
+ trace_seq_putc(p, 0);
+
+ return ret;
+}
+
+static const char *
+scsi_trace_zbc_out(struct trace_seq *p, unsigned char *cdb, int len)
+{
+ const char *ret = trace_seq_buffer_ptr(p), *cmd;
+ sector_t zone_id = 0;
+
+ switch (SERVICE_ACTION16(cdb)) {
+ case ZO_CLOSE_ZONE:
+ cmd = "CLOSE_ZONE";
+ break;
+ case ZO_FINISH_ZONE:
+ cmd = "FINISH_ZONE";
+ break;
+ case ZO_OPEN_ZONE:
+ cmd = "OPEN_ZONE";
+ break;
+ case ZO_RESET_WRITE_POINTER:
+ cmd = "RESET_WRITE_POINTER";
+ break;
+ default:
+ trace_seq_puts(p, "UNKNOWN");
+ goto out;
+ }
+
+ zone_id |= ((u64)cdb[2] << 56);
+ zone_id |= ((u64)cdb[3] << 48);
+ zone_id |= ((u64)cdb[4] << 40);
+ zone_id |= ((u64)cdb[5] << 32);
+ zone_id |= (cdb[6] << 24);
+ zone_id |= (cdb[7] << 16);
+ zone_id |= (cdb[8] << 8);
+ zone_id |= cdb[9];
+
+ trace_seq_printf(p, "%s zone=%llu all=%u", cmd,
+ (unsigned long long)zone_id, cdb[14] & 1);
+
+out:
+ trace_seq_putc(p, 0);
+
+ return ret;
+}
+
+static const char *
scsi_trace_varlen(struct trace_seq *p, unsigned char *cdb, int len)
{
switch (SERVICE_ACTION32(cdb)) {
@@ -282,6 +365,10 @@ scsi_trace_parse_cdb(struct trace_seq *p, unsigned char *cdb, int len)
return scsi_trace_service_action_in(p, cdb, len);
case VARIABLE_LENGTH_CMD:
return scsi_trace_varlen(p, cdb, len);
+ case ZBC_IN:
+ return scsi_trace_zbc_in(p, cdb, len);
+ case ZBC_OUT:
+ return scsi_trace_zbc_out(p, cdb, len);
default:
return scsi_trace_misc(p, cdb, len);
}
diff --git a/include/trace/events/scsi.h b/include/trace/events/scsi.h
index 5c0d91f..9a9b3e2 100644
--- a/include/trace/events/scsi.h
+++ b/include/trace/events/scsi.h
@@ -94,6 +94,8 @@
scsi_opcode_name(WRITE_16), \
scsi_opcode_name(VERIFY_16), \
scsi_opcode_name(WRITE_SAME_16), \
+ scsi_opcode_name(ZBC_OUT), \
+ scsi_opcode_name(ZBC_IN), \
scsi_opcode_name(SERVICE_ACTION_IN_16), \
scsi_opcode_name(READ_32), \
scsi_opcode_name(WRITE_32), \
--
1.8.5.2
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