linux/drivers/hv/hv_trace.h
Vitaly Kuznetsov 5175167c77 hyper-v: trace vmbus_onoffer_rescind()
Add tracepoint to CHANNELMSG_RESCIND_CHANNELOFFER handler.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-04 12:04:24 +01:00

80 lines
2.5 KiB
C

#undef TRACE_SYSTEM
#define TRACE_SYSTEM hyperv
#if !defined(_HV_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _HV_TRACE_H
#include <linux/tracepoint.h>
DECLARE_EVENT_CLASS(vmbus_hdr_msg,
TP_PROTO(const struct vmbus_channel_message_header *hdr),
TP_ARGS(hdr),
TP_STRUCT__entry(__field(unsigned int, msgtype)),
TP_fast_assign(__entry->msgtype = hdr->msgtype;),
TP_printk("msgtype=%u", __entry->msgtype)
);
DEFINE_EVENT(vmbus_hdr_msg, vmbus_on_msg_dpc,
TP_PROTO(const struct vmbus_channel_message_header *hdr),
TP_ARGS(hdr)
);
DEFINE_EVENT(vmbus_hdr_msg, vmbus_on_message,
TP_PROTO(const struct vmbus_channel_message_header *hdr),
TP_ARGS(hdr)
);
TRACE_EVENT(vmbus_onoffer,
TP_PROTO(const struct vmbus_channel_offer_channel *offer),
TP_ARGS(offer),
TP_STRUCT__entry(
__field(u32, child_relid)
__field(u8, monitorid)
__field(u16, is_ddc_int)
__field(u32, connection_id)
__array(char, if_type, 16)
__array(char, if_instance, 16)
__field(u16, chn_flags)
__field(u16, mmio_mb)
__field(u16, sub_idx)
),
TP_fast_assign(__entry->child_relid = offer->child_relid;
__entry->monitorid = offer->monitorid;
__entry->is_ddc_int = offer->is_dedicated_interrupt;
__entry->connection_id = offer->connection_id;
memcpy(__entry->if_type,
&offer->offer.if_type.b, 16);
memcpy(__entry->if_instance,
&offer->offer.if_instance.b, 16);
__entry->chn_flags = offer->offer.chn_flags;
__entry->mmio_mb = offer->offer.mmio_megabytes;
__entry->sub_idx = offer->offer.sub_channel_index;
),
TP_printk("child_relid 0x%x, monitorid 0x%x, is_dedicated %d, "
"connection_id 0x%x, if_type %pUl, if_instance %pUl, "
"chn_flags 0x%x, mmio_megabytes %d, sub_channel_index %d",
__entry->child_relid, __entry->monitorid,
__entry->is_ddc_int, __entry->connection_id,
__entry->if_type, __entry->if_instance,
__entry->chn_flags, __entry->mmio_mb,
__entry->sub_idx
)
);
TRACE_EVENT(vmbus_onoffer_rescind,
TP_PROTO(const struct vmbus_channel_rescind_offer *offer),
TP_ARGS(offer),
TP_STRUCT__entry(__field(u32, child_relid)),
TP_fast_assign(__entry->child_relid = offer->child_relid),
TP_printk("child_relid 0x%x", __entry->child_relid)
);
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE hv_trace
#endif /* _HV_TRACE_H */
/* This part must be outside protection */
#include <trace/define_trace.h>