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-rw-r--r--include/trace/events/afs.h184
1 files changed, 184 insertions, 0 deletions
diff --git a/include/trace/events/afs.h b/include/trace/events/afs.h
new file mode 100644
index 000000000000..8b95c16b7045
--- /dev/null
+++ b/include/trace/events/afs.h
@@ -0,0 +1,184 @@
+/* AFS tracepoints
+ *
+ * Copyright (C) 2016 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public Licence
+ * as published by the Free Software Foundation; either version
+ * 2 of the Licence, or (at your option) any later version.
+ */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM afs
+
+#if !defined(_TRACE_AFS_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_AFS_H
+
+#include <linux/tracepoint.h>
+
+/*
+ * Define enums for tracing information.
+ */
+#ifndef __AFS_DECLARE_TRACE_ENUMS_ONCE_ONLY
+#define __AFS_DECLARE_TRACE_ENUMS_ONCE_ONLY
+
+enum afs_call_trace {
+ afs_call_trace_alloc,
+ afs_call_trace_free,
+ afs_call_trace_put,
+ afs_call_trace_wake,
+ afs_call_trace_work,
+};
+
+#endif /* end __AFS_DECLARE_TRACE_ENUMS_ONCE_ONLY */
+
+/*
+ * Declare tracing information enums and their string mappings for display.
+ */
+#define afs_call_traces \
+ EM(afs_call_trace_alloc, "ALLOC") \
+ EM(afs_call_trace_free, "FREE ") \
+ EM(afs_call_trace_put, "PUT ") \
+ EM(afs_call_trace_wake, "WAKE ") \
+ E_(afs_call_trace_work, "WORK ")
+
+/*
+ * Export enum symbols via userspace.
+ */
+#undef EM
+#undef E_
+#define EM(a, b) TRACE_DEFINE_ENUM(a);
+#define E_(a, b) TRACE_DEFINE_ENUM(a);
+
+afs_call_traces;
+
+/*
+ * Now redefine the EM() and E_() macros to map the enums to the strings that
+ * will be printed in the output.
+ */
+#undef EM
+#undef E_
+#define EM(a, b) { a, b },
+#define E_(a, b) { a, b }
+
+TRACE_EVENT(afs_recv_data,
+ TP_PROTO(struct afs_call *call, unsigned count, unsigned offset,
+ bool want_more, int ret),
+
+ TP_ARGS(call, count, offset, want_more, ret),
+
+ TP_STRUCT__entry(
+ __field(struct rxrpc_call *, rxcall )
+ __field(struct afs_call *, call )
+ __field(enum afs_call_state, state )
+ __field(unsigned int, count )
+ __field(unsigned int, offset )
+ __field(unsigned short, unmarshall )
+ __field(bool, want_more )
+ __field(int, ret )
+ ),
+
+ TP_fast_assign(
+ __entry->rxcall = call->rxcall;
+ __entry->call = call;
+ __entry->state = call->state;
+ __entry->unmarshall = call->unmarshall;
+ __entry->count = count;
+ __entry->offset = offset;
+ __entry->want_more = want_more;
+ __entry->ret = ret;
+ ),
+
+ TP_printk("c=%p ac=%p s=%u u=%u %u/%u wm=%u ret=%d",
+ __entry->rxcall,
+ __entry->call,
+ __entry->state, __entry->unmarshall,
+ __entry->offset, __entry->count,
+ __entry->want_more, __entry->ret)
+ );
+
+TRACE_EVENT(afs_notify_call,
+ TP_PROTO(struct rxrpc_call *rxcall, struct afs_call *call),
+
+ TP_ARGS(rxcall, call),
+
+ TP_STRUCT__entry(
+ __field(struct rxrpc_call *, rxcall )
+ __field(struct afs_call *, call )
+ __field(enum afs_call_state, state )
+ __field(unsigned short, unmarshall )
+ ),
+
+ TP_fast_assign(
+ __entry->rxcall = rxcall;
+ __entry->call = call;
+ __entry->state = call->state;
+ __entry->unmarshall = call->unmarshall;
+ ),
+
+ TP_printk("c=%p ac=%p s=%u u=%u",
+ __entry->rxcall,
+ __entry->call,
+ __entry->state, __entry->unmarshall)
+ );
+
+TRACE_EVENT(afs_cb_call,
+ TP_PROTO(struct afs_call *call),
+
+ TP_ARGS(call),
+
+ TP_STRUCT__entry(
+ __field(struct rxrpc_call *, rxcall )
+ __field(struct afs_call *, call )
+ __field(const char *, name )
+ __field(u32, op )
+ ),
+
+ TP_fast_assign(
+ __entry->rxcall = call->rxcall;
+ __entry->call = call;
+ __entry->name = call->type->name;
+ __entry->op = call->operation_ID;
+ ),
+
+ TP_printk("c=%p ac=%p %s o=%u",
+ __entry->rxcall,
+ __entry->call,
+ __entry->name,
+ __entry->op)
+ );
+
+TRACE_EVENT(afs_call,
+ TP_PROTO(struct afs_call *call, enum afs_call_trace op,
+ int usage, int outstanding, const void *where),
+
+ TP_ARGS(call, op, usage, outstanding, where),
+
+ TP_STRUCT__entry(
+ __field(struct afs_call *, call )
+ __field(int, op )
+ __field(int, usage )
+ __field(int, outstanding )
+ __field(const void *, where )
+ ),
+
+ TP_fast_assign(
+ __entry->call = call;
+ __entry->op = op;
+ __entry->usage = usage;
+ __entry->outstanding = outstanding;
+ __entry->where = where;
+ ),
+
+ TP_printk("c=%p %s u=%d o=%d sp=%pSR",
+ __entry->call,
+ __print_symbolic(__entry->op, afs_call_traces),
+ __entry->usage,
+ __entry->outstanding,
+ __entry->where)
+ );
+
+#endif /* _TRACE_AFS_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>