121 lines
3.7 KiB
C
121 lines
3.7 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/* Do not include this file directly. Please use <sys/trace.h> instead. */
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#ifndef _SYS_TRACE_DBGMSG_INDIRECT
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#error "trace_dbgmsg.h included directly"
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#endif
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/*
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* This file defines tracepoint events for use by the dbgmsg(),
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* dprintf(), and SET_ERROR() interfaces. These are grouped here because
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* they all provide a way to store simple messages in the debug log (as
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* opposed to events used by the DTRACE_PROBE interfaces which typically
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* dump structured data).
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*
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* This header is included inside the trace.h multiple inclusion guard,
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* and it is guarded above against direct inclusion, so it and need not
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* be guarded separately.
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*/
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/*
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* Generic support for four argument tracepoints of the form:
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*
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* DTRACE_PROBE4(...,
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* const char *, ...,
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* const char *, ...,
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* int, ...,
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* const char *, ...);
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*/
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DECLARE_EVENT_CLASS(zfs_dprintf_class,
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TP_PROTO(const char *file, const char *function, int line,
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const char *msg),
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TP_ARGS(file, function, line, msg),
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TP_STRUCT__entry(
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__field(const char *, file)
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__field(const char *, function)
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__field(int, line)
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__string(msg, msg)
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),
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TP_fast_assign(
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__entry->file = file;
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__entry->function = function;
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__entry->line = line;
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__assign_str(msg, msg);
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),
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TP_printk("%s:%d:%s(): %s", __entry->file, __entry->line,
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__entry->function, __get_str(msg))
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);
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#define DEFINE_DPRINTF_EVENT(name) \
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DEFINE_EVENT(zfs_dprintf_class, name, \
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TP_PROTO(const char *file, const char *function, int line, \
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const char *msg), \
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TP_ARGS(file, function, line, msg))
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DEFINE_DPRINTF_EVENT(zfs_zfs__dprintf);
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/*
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* Generic support for four argument tracepoints of the form:
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*
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* DTRACE_PROBE4(...,
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* const char *, ...,
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* const char *, ...,
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* int, ...,
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* uintptr_t, ...);
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*/
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DECLARE_EVENT_CLASS(zfs_set_error_class,
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TP_PROTO(const char *file, const char *function, int line,
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uintptr_t error),
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TP_ARGS(file, function, line, error),
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TP_STRUCT__entry(
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__field(const char *, file)
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__field(const char *, function)
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__field(int, line)
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__field(uintptr_t, error)
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),
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TP_fast_assign(
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__entry->file = strchr(file, '/') ? strrchr(file, '/') + 1 : file;
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__entry->function = function;
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__entry->line = line;
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__entry->error = error;
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),
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TP_printk("%s:%d:%s(): error 0x%lx", __entry->file, __entry->line,
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__entry->function, __entry->error)
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);
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#ifdef TP_CONDITION
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#define DEFINE_SET_ERROR_EVENT(name) \
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DEFINE_EVENT_CONDITION(zfs_set_error_class, name, \
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TP_PROTO(const char *file, const char *function, int line, \
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uintptr_t error), \
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TP_ARGS(file, function, line, error), \
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TP_CONDITION(error))
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#else
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#define DEFINE_SET_ERROR_EVENT(name) \
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DEFINE_EVENT(zfs_set_error_class, name, \
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TP_PROTO(const char *file, const char *function, int line, \
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uintptr_t error), \
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TP_ARGS(file, function, line, error))
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#endif
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DEFINE_SET_ERROR_EVENT(zfs_set__error);
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