Release 4.11 fs/nfsd/trace.h

/*
 * Copyright (c) 2014 Christoph Hellwig.
 */

#undef TRACE_SYSTEM

#define TRACE_SYSTEM nfsd

#if !defined(_NFSD_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)

#define _NFSD_TRACE_H

#include <linux/tracepoint.h>
#include "nfsfh.h"

DECLARE_EVENT_CLASS(nfsd_io_class,
	TP_PROTO(struct svc_rqst *rqstp,
                 struct svc_fh  *fhp,
                 loff_t         offset,
                 int            len),
	TP_ARGS(rqstp, fhp, offset, len),
	TP_STRUCT__entry(
                __field(__be32, xid)
                __field_struct(struct knfsd_fh, fh)
                __field(loff_t, offset)
                __field(int, len)
        ),
	TP_fast_assign(
                __entry->xid = rqstp->rq_xid,
                fh_copy_shallow(&__entry->fh, &fhp->fh_handle);
                __entry->offset = offset;
                __entry->len = len;
        ),
	TP_printk("xid=0x%x fh=0x%x offset=%lld len=%d",
                  __be32_to_cpu(__entry->xid), knfsd_fh_hash(&__entry->fh),
                  __entry->offset, __entry->len)
)


#define DEFINE_NFSD_IO_EVENT(name)		\
DEFINE_EVENT(nfsd_io_class, name,               \
        TP_PROTO(struct svc_rqst *rqstp,        \
                 struct svc_fh  *fhp,           \
                 loff_t         offset,         \
                 int            len),           \
        TP_ARGS(rqstp, fhp, offset, len))


DEFINE_NFSD_IO_EVENT(read_start);

DEFINE_NFSD_IO_EVENT(read_opened);

DEFINE_NFSD_IO_EVENT(read_io_done);

DEFINE_NFSD_IO_EVENT(read_done);

DEFINE_NFSD_IO_EVENT(write_start);

DEFINE_NFSD_IO_EVENT(write_opened);

DEFINE_NFSD_IO_EVENT(write_io_done);

DEFINE_NFSD_IO_EVENT(write_done);

#include "state.h"

DECLARE_EVENT_CLASS(nfsd_stateid_class,
	TP_PROTO(stateid_t *stp),
	TP_ARGS(stp),
	TP_STRUCT__entry(
                __field(u32, cl_boot)
                __field(u32, cl_id)
                __field(u32, si_id)
                __field(u32, si_generation)
        ),
	TP_fast_assign(
                __entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
                __entry->cl_id = stp->si_opaque.so_clid.cl_id;
                __entry->si_id = stp->si_opaque.so_id;
                __entry->si_generation = stp->si_generation;
        ),
	TP_printk("client %08x:%08x stateid %08x:%08x",
                __entry->cl_boot,
                __entry->cl_id,
                __entry->si_id,
                __entry->si_generation)
)


#define DEFINE_STATEID_EVENT(name) \
DEFINE_EVENT(nfsd_stateid_class, name, \
        TP_PROTO(stateid_t *stp), \
        TP_ARGS(stp))

DEFINE_STATEID_EVENT(layoutstate_alloc);

DEFINE_STATEID_EVENT(layoutstate_unhash);

DEFINE_STATEID_EVENT(layoutstate_free);

DEFINE_STATEID_EVENT(layout_get_lookup_fail);

DEFINE_STATEID_EVENT(layout_commit_lookup_fail);

DEFINE_STATEID_EVENT(layout_return_lookup_fail);

DEFINE_STATEID_EVENT(layout_recall);

DEFINE_STATEID_EVENT(layout_recall_done);

DEFINE_STATEID_EVENT(layout_recall_fail);

DEFINE_STATEID_EVENT(layout_recall_release);

#endif /* _NFSD_TRACE_H */


#undef TRACE_INCLUDE_PATH

#define TRACE_INCLUDE_PATH .

#define TRACE_INCLUDE_FILE trace
#include <trace/define_trace.h>
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Christoph Hellwig
117
62.57%
1
33.33%
Jeff Layton
70
37.43%
2
66.67%
Total
187
100.00%
3
100.00%
Directory: fs/nfsd

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