linux-stable/drivers/hv/hv_trace.h
Vitaly Kuznetsov d6706e6336 hyper-v: trace vmbus_request_offers()
Add tracepoint to CHANNELMSG_REQUESTOFFERS sender.

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 12:04:25 +01:00

140 lines
4.4 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)
);
TRACE_EVENT(vmbus_onopen_result,
TP_PROTO(const struct vmbus_channel_open_result *result),
TP_ARGS(result),
TP_STRUCT__entry(
__field(u32, child_relid)
__field(u32, openid)
__field(u32, status)
),
TP_fast_assign(__entry->child_relid = result->child_relid;
__entry->openid = result->openid;
__entry->status = result->status;
),
TP_printk("child_relid 0x%x, openid %d, status %d",
__entry->child_relid, __entry->openid, __entry->status
)
);
TRACE_EVENT(vmbus_ongpadl_created,
TP_PROTO(const struct vmbus_channel_gpadl_created *gpadlcreated),
TP_ARGS(gpadlcreated),
TP_STRUCT__entry(
__field(u32, child_relid)
__field(u32, gpadl)
__field(u32, status)
),
TP_fast_assign(__entry->child_relid = gpadlcreated->child_relid;
__entry->gpadl = gpadlcreated->gpadl;
__entry->status = gpadlcreated->creation_status;
),
TP_printk("child_relid 0x%x, gpadl 0x%x, creation_status %d",
__entry->child_relid, __entry->gpadl, __entry->status
)
);
TRACE_EVENT(vmbus_ongpadl_torndown,
TP_PROTO(const struct vmbus_channel_gpadl_torndown *gpadltorndown),
TP_ARGS(gpadltorndown),
TP_STRUCT__entry(__field(u32, gpadl)),
TP_fast_assign(__entry->gpadl = gpadltorndown->gpadl),
TP_printk("gpadl 0x%x", __entry->gpadl)
);
TRACE_EVENT(vmbus_onversion_response,
TP_PROTO(const struct vmbus_channel_version_response *response),
TP_ARGS(response),
TP_STRUCT__entry(
__field(u8, ver)
),
TP_fast_assign(__entry->ver = response->version_supported;
),
TP_printk("version_supported %d", __entry->ver)
);
TRACE_EVENT(vmbus_request_offers,
TP_PROTO(int ret),
TP_ARGS(ret),
TP_STRUCT__entry(__field(int, ret)),
TP_fast_assign(__entry->ret = ret),
TP_printk("sending ret %d", __entry->ret)
);
#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>