5b88823bfe
Add a tracepoint for trap reports so that drop monitor could register its probe on it. Use trace_devlink_trap_report_enabled() to avoid wasting cycles setting the trap metadata if the tracepoint is not enabled. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
236 lines
6.8 KiB
C
236 lines
6.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#if IS_ENABLED(CONFIG_NET_DEVLINK)
|
|
|
|
#undef TRACE_SYSTEM
|
|
#define TRACE_SYSTEM devlink
|
|
|
|
#if !defined(_TRACE_DEVLINK_H) || defined(TRACE_HEADER_MULTI_READ)
|
|
#define _TRACE_DEVLINK_H
|
|
|
|
#include <linux/device.h>
|
|
#include <net/devlink.h>
|
|
#include <linux/tracepoint.h>
|
|
|
|
/*
|
|
* Tracepoint for devlink hardware message:
|
|
*/
|
|
TRACE_EVENT(devlink_hwmsg,
|
|
TP_PROTO(const struct devlink *devlink, bool incoming,
|
|
unsigned long type, const u8 *buf, size_t len),
|
|
|
|
TP_ARGS(devlink, incoming, type, buf, len),
|
|
|
|
TP_STRUCT__entry(
|
|
__string(bus_name, devlink->dev->bus->name)
|
|
__string(dev_name, dev_name(devlink->dev))
|
|
__string(driver_name, devlink->dev->driver->name)
|
|
__field(bool, incoming)
|
|
__field(unsigned long, type)
|
|
__dynamic_array(u8, buf, len)
|
|
__field(size_t, len)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_str(bus_name, devlink->dev->bus->name);
|
|
__assign_str(dev_name, dev_name(devlink->dev));
|
|
__assign_str(driver_name, devlink->dev->driver->name);
|
|
__entry->incoming = incoming;
|
|
__entry->type = type;
|
|
memcpy(__get_dynamic_array(buf), buf, len);
|
|
__entry->len = len;
|
|
),
|
|
|
|
TP_printk("bus_name=%s dev_name=%s driver_name=%s incoming=%d type=%lu buf=0x[%*phD] len=%zu",
|
|
__get_str(bus_name), __get_str(dev_name),
|
|
__get_str(driver_name), __entry->incoming, __entry->type,
|
|
(int) __entry->len, __get_dynamic_array(buf), __entry->len)
|
|
);
|
|
|
|
/*
|
|
* Tracepoint for devlink hardware error:
|
|
*/
|
|
TRACE_EVENT(devlink_hwerr,
|
|
TP_PROTO(const struct devlink *devlink, int err, const char *msg),
|
|
|
|
TP_ARGS(devlink, err, msg),
|
|
|
|
TP_STRUCT__entry(
|
|
__string(bus_name, devlink->dev->bus->name)
|
|
__string(dev_name, dev_name(devlink->dev))
|
|
__string(driver_name, devlink->dev->driver->name)
|
|
__field(int, err)
|
|
__string(msg, msg)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_str(bus_name, devlink->dev->bus->name);
|
|
__assign_str(dev_name, dev_name(devlink->dev));
|
|
__assign_str(driver_name, devlink->dev->driver->name);
|
|
__entry->err = err;
|
|
__assign_str(msg, msg);
|
|
),
|
|
|
|
TP_printk("bus_name=%s dev_name=%s driver_name=%s err=%d %s",
|
|
__get_str(bus_name), __get_str(dev_name),
|
|
__get_str(driver_name), __entry->err, __get_str(msg))
|
|
);
|
|
|
|
/*
|
|
* Tracepoint for devlink health message:
|
|
*/
|
|
TRACE_EVENT(devlink_health_report,
|
|
TP_PROTO(const struct devlink *devlink, const char *reporter_name,
|
|
const char *msg),
|
|
|
|
TP_ARGS(devlink, reporter_name, msg),
|
|
|
|
TP_STRUCT__entry(
|
|
__string(bus_name, devlink->dev->bus->name)
|
|
__string(dev_name, dev_name(devlink->dev))
|
|
__string(driver_name, devlink->dev->driver->name)
|
|
__string(reporter_name, msg)
|
|
__string(msg, msg)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_str(bus_name, devlink->dev->bus->name);
|
|
__assign_str(dev_name, dev_name(devlink->dev));
|
|
__assign_str(driver_name, devlink->dev->driver->name);
|
|
__assign_str(reporter_name, reporter_name);
|
|
__assign_str(msg, msg);
|
|
),
|
|
|
|
TP_printk("bus_name=%s dev_name=%s driver_name=%s reporter_name=%s: %s",
|
|
__get_str(bus_name), __get_str(dev_name),
|
|
__get_str(driver_name), __get_str(reporter_name),
|
|
__get_str(msg))
|
|
);
|
|
|
|
/*
|
|
* Tracepoint for devlink health recover aborted message:
|
|
*/
|
|
TRACE_EVENT(devlink_health_recover_aborted,
|
|
TP_PROTO(const struct devlink *devlink, const char *reporter_name,
|
|
bool health_state, u64 time_since_last_recover),
|
|
|
|
TP_ARGS(devlink, reporter_name, health_state, time_since_last_recover),
|
|
|
|
TP_STRUCT__entry(
|
|
__string(bus_name, devlink->dev->bus->name)
|
|
__string(dev_name, dev_name(devlink->dev))
|
|
__string(driver_name, devlink->dev->driver->name)
|
|
__string(reporter_name, reporter_name)
|
|
__field(bool, health_state)
|
|
__field(u64, time_since_last_recover)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_str(bus_name, devlink->dev->bus->name);
|
|
__assign_str(dev_name, dev_name(devlink->dev));
|
|
__assign_str(driver_name, devlink->dev->driver->name);
|
|
__assign_str(reporter_name, reporter_name);
|
|
__entry->health_state = health_state;
|
|
__entry->time_since_last_recover = time_since_last_recover;
|
|
),
|
|
|
|
TP_printk("bus_name=%s dev_name=%s driver_name=%s reporter_name=%s: health_state=%d time_since_last_recover=%llu recover aborted",
|
|
__get_str(bus_name), __get_str(dev_name),
|
|
__get_str(driver_name), __get_str(reporter_name),
|
|
__entry->health_state,
|
|
__entry->time_since_last_recover)
|
|
);
|
|
|
|
/*
|
|
* Tracepoint for devlink health reporter state update:
|
|
*/
|
|
TRACE_EVENT(devlink_health_reporter_state_update,
|
|
TP_PROTO(const struct devlink *devlink, const char *reporter_name,
|
|
bool new_state),
|
|
|
|
TP_ARGS(devlink, reporter_name, new_state),
|
|
|
|
TP_STRUCT__entry(
|
|
__string(bus_name, devlink->dev->bus->name)
|
|
__string(dev_name, dev_name(devlink->dev))
|
|
__string(driver_name, devlink->dev->driver->name)
|
|
__string(reporter_name, reporter_name)
|
|
__field(u8, new_state)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_str(bus_name, devlink->dev->bus->name);
|
|
__assign_str(dev_name, dev_name(devlink->dev));
|
|
__assign_str(driver_name, devlink->dev->driver->name);
|
|
__assign_str(reporter_name, reporter_name);
|
|
__entry->new_state = new_state;
|
|
),
|
|
|
|
TP_printk("bus_name=%s dev_name=%s driver_name=%s reporter_name=%s: new_state=%d",
|
|
__get_str(bus_name), __get_str(dev_name),
|
|
__get_str(driver_name), __get_str(reporter_name),
|
|
__entry->new_state)
|
|
);
|
|
|
|
/*
|
|
* Tracepoint for devlink packet trap:
|
|
*/
|
|
TRACE_EVENT(devlink_trap_report,
|
|
TP_PROTO(const struct devlink *devlink, struct sk_buff *skb,
|
|
const struct devlink_trap_metadata *metadata),
|
|
|
|
TP_ARGS(devlink, skb, metadata),
|
|
|
|
TP_STRUCT__entry(
|
|
__string(bus_name, devlink->dev->bus->name)
|
|
__string(dev_name, dev_name(devlink->dev))
|
|
__string(driver_name, devlink->dev->driver->name)
|
|
__string(trap_name, metadata->trap_name)
|
|
__string(trap_group_name, metadata->trap_group_name)
|
|
__dynamic_array(char, input_dev_name, IFNAMSIZ)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
struct net_device *input_dev = metadata->input_dev;
|
|
|
|
__assign_str(bus_name, devlink->dev->bus->name);
|
|
__assign_str(dev_name, dev_name(devlink->dev));
|
|
__assign_str(driver_name, devlink->dev->driver->name);
|
|
__assign_str(trap_name, metadata->trap_name);
|
|
__assign_str(trap_group_name, metadata->trap_group_name);
|
|
__assign_str(input_dev_name,
|
|
(input_dev ? input_dev->name : "NULL"));
|
|
),
|
|
|
|
TP_printk("bus_name=%s dev_name=%s driver_name=%s trap_name=%s "
|
|
"trap_group_name=%s input_dev_name=%s", __get_str(bus_name),
|
|
__get_str(dev_name), __get_str(driver_name),
|
|
__get_str(trap_name), __get_str(trap_group_name),
|
|
__get_str(input_dev_name))
|
|
);
|
|
|
|
#endif /* _TRACE_DEVLINK_H */
|
|
|
|
/* This part must be outside protection */
|
|
#include <trace/define_trace.h>
|
|
|
|
#else /* CONFIG_NET_DEVLINK */
|
|
|
|
#if !defined(_TRACE_DEVLINK_H)
|
|
#define _TRACE_DEVLINK_H
|
|
|
|
#include <net/devlink.h>
|
|
|
|
static inline void trace_devlink_hwmsg(const struct devlink *devlink,
|
|
bool incoming, unsigned long type,
|
|
const u8 *buf, size_t len)
|
|
{
|
|
}
|
|
|
|
static inline void trace_devlink_hwerr(const struct devlink *devlink,
|
|
int err, const char *msg)
|
|
{
|
|
}
|
|
#endif /* _TRACE_DEVLINK_H */
|
|
|
|
#endif
|