fff4080b2f
This helps record the identity and timing of the ops in each NFSv4 COMPOUND, replacing dprintk calls that did much the same thing. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
173 lines
4.4 KiB
C
173 lines
4.4 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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TRACE_EVENT(nfsd_compound,
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TP_PROTO(const struct svc_rqst *rqst,
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u32 args_opcnt),
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TP_ARGS(rqst, args_opcnt),
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TP_STRUCT__entry(
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__field(u32, xid)
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__field(u32, args_opcnt)
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),
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TP_fast_assign(
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__entry->xid = be32_to_cpu(rqst->rq_xid);
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__entry->args_opcnt = args_opcnt;
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),
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TP_printk("xid=0x%08x opcnt=%u",
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__entry->xid, __entry->args_opcnt)
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)
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TRACE_EVENT(nfsd_compound_status,
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TP_PROTO(u32 args_opcnt,
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u32 resp_opcnt,
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__be32 status,
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const char *name),
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TP_ARGS(args_opcnt, resp_opcnt, status, name),
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TP_STRUCT__entry(
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__field(u32, args_opcnt)
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__field(u32, resp_opcnt)
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__field(int, status)
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__string(name, name)
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),
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TP_fast_assign(
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__entry->args_opcnt = args_opcnt;
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__entry->resp_opcnt = resp_opcnt;
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__entry->status = be32_to_cpu(status);
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__assign_str(name, name);
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),
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TP_printk("op=%u/%u %s status=%d",
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__entry->resp_opcnt, __entry->args_opcnt,
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__get_str(name), __entry->status)
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)
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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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unsigned long 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(unsigned long, 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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__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
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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=%lu",
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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, nfsd_##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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unsigned long 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_splice);
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DEFINE_NFSD_IO_EVENT(read_vector);
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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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DECLARE_EVENT_CLASS(nfsd_err_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 status),
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TP_ARGS(rqstp, fhp, offset, status),
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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, status)
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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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__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
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__entry->offset = offset;
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__entry->status = status;
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),
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TP_printk("xid=0x%08x fh_hash=0x%08x offset=%lld status=%d",
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__entry->xid, __entry->fh_hash,
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__entry->offset, __entry->status)
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)
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#define DEFINE_NFSD_ERR_EVENT(name) \
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DEFINE_EVENT(nfsd_err_class, nfsd_##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_ERR_EVENT(read_err);
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DEFINE_NFSD_ERR_EVENT(write_err);
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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, nfsd_##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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