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afa720a091
nfsd-1915 [003] 77915.780959: write_opened: [FAILED TO PARSE] xid=3286130958 fh=0 offset=154624 len=1 nfsd-1915 [003] 77915.780960: write_io_done: [FAILED TO PARSE] xid=3286130958 fh=0 offset=154624 len=1 nfsd-1915 [003] 77915.780964: write_done: [FAILED TO PARSE] xid=3286130958 fh=0 offset=154624 len=1 Byte swapping and knfsd_fh_hash() are not available in "trace-cmd report", where the print format string is actually used. These data transformations have to be done during the TP_fast_assign step. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
104 lines
2.6 KiB
C
104 lines
2.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2014 Christoph Hellwig.
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM nfsd
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#if !defined(_NFSD_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _NFSD_TRACE_H
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#include <linux/tracepoint.h>
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#include "nfsfh.h"
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DECLARE_EVENT_CLASS(nfsd_io_class,
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TP_PROTO(struct svc_rqst *rqstp,
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struct svc_fh *fhp,
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loff_t offset,
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int len),
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TP_ARGS(rqstp, fhp, offset, len),
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TP_STRUCT__entry(
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__field(u32, xid)
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__field(u32, fh_hash)
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__field(loff_t, offset)
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__field(int, len)
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),
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TP_fast_assign(
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__entry->xid = be32_to_cpu(rqstp->rq_xid);
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do {
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struct knfsd_fh fh;
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fh_copy_shallow(&fh, &fhp->fh_handle);
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__entry->fh_hash = knfsd_fh_hash(&fh);
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} while (0);
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__entry->offset = offset;
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__entry->len = len;
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),
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TP_printk("xid=0x%08x fh_hash=0x%08x offset=%lld len=%d",
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__entry->xid, __entry->fh_hash,
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__entry->offset, __entry->len)
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)
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#define DEFINE_NFSD_IO_EVENT(name) \
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DEFINE_EVENT(nfsd_io_class, name, \
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TP_PROTO(struct svc_rqst *rqstp, \
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struct svc_fh *fhp, \
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loff_t offset, \
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int len), \
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TP_ARGS(rqstp, fhp, offset, len))
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DEFINE_NFSD_IO_EVENT(read_start);
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DEFINE_NFSD_IO_EVENT(read_opened);
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DEFINE_NFSD_IO_EVENT(read_io_done);
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DEFINE_NFSD_IO_EVENT(read_done);
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DEFINE_NFSD_IO_EVENT(write_start);
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DEFINE_NFSD_IO_EVENT(write_opened);
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DEFINE_NFSD_IO_EVENT(write_io_done);
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DEFINE_NFSD_IO_EVENT(write_done);
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#include "state.h"
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DECLARE_EVENT_CLASS(nfsd_stateid_class,
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TP_PROTO(stateid_t *stp),
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TP_ARGS(stp),
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TP_STRUCT__entry(
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__field(u32, cl_boot)
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__field(u32, cl_id)
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__field(u32, si_id)
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__field(u32, si_generation)
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),
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TP_fast_assign(
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__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
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__entry->cl_id = stp->si_opaque.so_clid.cl_id;
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__entry->si_id = stp->si_opaque.so_id;
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__entry->si_generation = stp->si_generation;
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),
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TP_printk("client %08x:%08x stateid %08x:%08x",
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__entry->cl_boot,
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__entry->cl_id,
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__entry->si_id,
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__entry->si_generation)
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)
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#define DEFINE_STATEID_EVENT(name) \
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DEFINE_EVENT(nfsd_stateid_class, name, \
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TP_PROTO(stateid_t *stp), \
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TP_ARGS(stp))
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DEFINE_STATEID_EVENT(layoutstate_alloc);
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DEFINE_STATEID_EVENT(layoutstate_unhash);
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DEFINE_STATEID_EVENT(layoutstate_free);
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DEFINE_STATEID_EVENT(layout_get_lookup_fail);
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DEFINE_STATEID_EVENT(layout_commit_lookup_fail);
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DEFINE_STATEID_EVENT(layout_return_lookup_fail);
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DEFINE_STATEID_EVENT(layout_recall);
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DEFINE_STATEID_EVENT(layout_recall_done);
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DEFINE_STATEID_EVENT(layout_recall_fail);
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DEFINE_STATEID_EVENT(layout_recall_release);
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#endif /* _NFSD_TRACE_H */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#define TRACE_INCLUDE_FILE trace
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#include <trace/define_trace.h>
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