mirror_zfs/include/os/linux/zfs/sys/trace_dbgmsg.h
Matthew Macy d66620681d OpenZFS restructuring - move linux tracing code to platform directories
Move Linux specific tracing headers and source to platform directories
and update the build system.

Reviewed-by: Allan Jude <allanjude@freebsd.org>
Reviewed-by: Ryan Moeller <ryan@ixsystems.com>
Reviewed by: Brad Lewis <brad.lewis@delphix.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
Closes #9290
2019-09-11 14:25:53 -07:00

76 lines
2.2 KiB
C

/*
* 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
*/
#if defined(_KERNEL)
#if defined(HAVE_DECLARE_EVENT_CLASS)
/* 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 one argument tracepoints of the form:
*
* DTRACE_PROBE1(...,
* const char *, ...);
*/
/* BEGIN CSTYLED */
DECLARE_EVENT_CLASS(zfs_dprintf_class,
TP_PROTO(const char *msg),
TP_ARGS(msg),
TP_STRUCT__entry(
__string(msg, msg)
),
TP_fast_assign(
__assign_str(msg, msg);
),
TP_printk("%s", __get_str(msg))
);
/* END CSTYLED */
/* BEGIN CSTYLED */
#define DEFINE_DPRINTF_EVENT(name) \
DEFINE_EVENT(zfs_dprintf_class, name, \
TP_PROTO(const char *msg), \
TP_ARGS(msg))
/* END CSTYLED */
DEFINE_DPRINTF_EVENT(zfs_zfs__dprintf);
#else
DEFINE_DTRACE_PROBE1(zfs__dprintf);
#endif /* HAVE_DECLARE_EVENT_CLASS */
#endif /* _KERNEL */