mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-22 20:53:00 +07:00
598a90f200
Having this log in a ring buffer helps to diagnose qla2xxx driver and firmware issues instead of having to reproduce the problem with extended_logging enabled. This saves cycles and helps when it is hard to reproduce problem. Link: https://lore.kernel.org/r/1581557368-32080-1-git-send-email-rajan.shanmugavelu@oracle.com Reviewed-by: Joe Jin <joe.jin@oracle.com> Acked-by: Himanshu Madhani <hmadhani@marvell.com> Signed-off-by: Rajan Shanmugavelu <rajan.shanmugavelu@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
40 lines
795 B
C
40 lines
795 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#if !defined(_TRACE_QLA_H_) || defined(TRACE_HEADER_MULTI_READ)
|
|
#define _TRACE_QLA_H_
|
|
|
|
#include <linux/tracepoint.h>
|
|
|
|
#undef TRACE_SYSTEM
|
|
#define TRACE_SYSTEM qla
|
|
|
|
#define QLA_MSG_MAX 256
|
|
|
|
DECLARE_EVENT_CLASS(qla_log_event,
|
|
TP_PROTO(const char *buf,
|
|
struct va_format *vaf),
|
|
|
|
TP_ARGS(buf, vaf),
|
|
|
|
TP_STRUCT__entry(
|
|
__string(buf, buf)
|
|
__dynamic_array(char, msg, QLA_MSG_MAX)
|
|
),
|
|
TP_fast_assign(
|
|
__assign_str(buf, buf);
|
|
vsnprintf(__get_str(msg), QLA_MSG_MAX, vaf->fmt, *vaf->va);
|
|
),
|
|
|
|
TP_printk("%s %s", __get_str(buf), __get_str(msg))
|
|
);
|
|
|
|
DEFINE_EVENT(qla_log_event, ql_dbg_log,
|
|
TP_PROTO(const char *buf, struct va_format *vaf),
|
|
TP_ARGS(buf, vaf)
|
|
);
|
|
|
|
#endif /* _TRACE_QLA_H */
|
|
|
|
#define TRACE_INCLUDE_FILE qla
|
|
|
|
#include <trace/define_trace.h>
|