Viewing file:  nbd.h (2.13 KB) -rw-r--r--
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/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM nbd
#if !defined(_TRACE_NBD_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_NBD_H
#include <linux/tracepoint.h>
DECLARE_EVENT_CLASS(nbd_transport_event,
TP_PROTO(struct request *req, u64 handle),
TP_ARGS(req, handle),
TP_STRUCT__entry(
__field(struct request *, req)
__field(u64, handle)
),
TP_fast_assign(
__entry->req = req;
__entry->handle = handle;
),
TP_printk(
"nbd transport event: request %p, handle 0x%016llx",
__entry->req,
__entry->handle
)
);
DEFINE_EVENT(nbd_transport_event, nbd_header_sent,
TP_PROTO(struct request *req, u64 handle),
TP_ARGS(req, handle)
);
DEFINE_EVENT(nbd_transport_event, nbd_payload_sent,
TP_PROTO(struct request *req, u64 handle),
TP_ARGS(req, handle)
);
DEFINE_EVENT(nbd_transport_event, nbd_header_received,
TP_PROTO(struct request *req, u64 handle),
TP_ARGS(req, handle)
);
DEFINE_EVENT(nbd_transport_event, nbd_payload_received,
TP_PROTO(struct request *req, u64 handle),
TP_ARGS(req, handle)
);
DECLARE_EVENT_CLASS(nbd_send_request,
TP_PROTO(struct nbd_request *nbd_request, int index,
struct request *rq),
TP_ARGS(nbd_request, index, rq),
TP_STRUCT__entry(
__field(struct nbd_request *, nbd_request)
__field(u64, dev_index)
__field(struct request *, request)
),
TP_fast_assign(
__entry->nbd_request = 0;
__entry->dev_index = index;
__entry->request = rq;
),
TP_printk("nbd%lld: request %p", __entry->dev_index, __entry->request)
);
#ifdef DEFINE_EVENT_WRITABLE
#undef NBD_DEFINE_EVENT
#define NBD_DEFINE_EVENT(template, call, proto, args, size) \
DEFINE_EVENT_WRITABLE(template, call, PARAMS(proto), \
PARAMS(args), size)
#else
#undef NBD_DEFINE_EVENT
#define NBD_DEFINE_EVENT(template, call, proto, args, size) \
DEFINE_EVENT(template, call, PARAMS(proto), PARAMS(args))
#endif
NBD_DEFINE_EVENT(nbd_send_request, nbd_send_request,
TP_PROTO(struct nbd_request *nbd_request, int index,
struct request *rq),
TP_ARGS(nbd_request, index, rq),
sizeof(struct nbd_request)
);
#endif
/* This part must be outside protection */
#include <trace/define_trace.h>
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