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