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cf7c5a030e
Reviewed-by: Ryan Moeller <ryan@ixsystems.com> Reviewed-by: Richard Laager <rlaager@wiktel.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Andrea Gelmini <andrea.gelmini@gelma.net> Closes #9238
141 lines
3.9 KiB
C
141 lines
3.9 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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#if defined(_KERNEL)
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#if defined(HAVE_DECLARE_EVENT_CLASS)
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/*
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* If tracepoints are available define dtrace_probe events for vdev
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* related probes. Definitions in usr/include/trace.h will map
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* DTRACE_PROBE* calls to tracepoints.
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM zfs
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#undef TRACE_SYSTEM_VAR
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#define TRACE_SYSTEM_VAR zfs_vdev
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#if !defined(_TRACE_VDEV_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_VDEV_H
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#include <linux/tracepoint.h>
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#include <sys/types.h>
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/*
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* Generic support for three argument tracepoints of the form:
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*
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* DTRACE_PROBE3(...,
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* spa_t *, ...,
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* uint64_t, ...,
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* uint64_t, ...);
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*/
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/* BEGIN CSTYLED */
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DECLARE_EVENT_CLASS(zfs_removing_class_3,
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TP_PROTO(spa_t *spa, uint64_t offset, uint64_t size),
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TP_ARGS(spa, offset, size),
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TP_STRUCT__entry(
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__field(spa_t *, vdev_spa)
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__field(uint64_t, vdev_offset)
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__field(uint64_t, vdev_size)
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),
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TP_fast_assign(
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__entry->vdev_spa = spa;
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__entry->vdev_offset = offset;
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__entry->vdev_size = size;
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),
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TP_printk("spa %p offset %llu size %llu",
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__entry->vdev_spa, __entry->vdev_offset,
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__entry->vdev_size)
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);
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/* END CSTYLED */
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/* BEGIN CSTYLED */
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#define DEFINE_REMOVE_FREE_EVENT(name) \
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DEFINE_EVENT(zfs_removing_class_3, name, \
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TP_PROTO(spa_t *spa, uint64_t offset, uint64_t size), \
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TP_ARGS(spa, offset, size))
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/* END CSTYLED */
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DEFINE_REMOVE_FREE_EVENT(zfs_remove__free__synced);
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DEFINE_REMOVE_FREE_EVENT(zfs_remove__free__unvisited);
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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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* spa_t *, ...,
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* uint64_t, ...,
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* uint64_t, ...,
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* uint64_t, ...);
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*/
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/* BEGIN CSTYLED */
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DECLARE_EVENT_CLASS(zfs_removing_class_4,
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TP_PROTO(spa_t *spa, uint64_t offset, uint64_t size, uint64_t txg),
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TP_ARGS(spa, offset, size, txg),
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TP_STRUCT__entry(
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__field(spa_t *, vdev_spa)
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__field(uint64_t, vdev_offset)
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__field(uint64_t, vdev_size)
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__field(uint64_t, vdev_txg)
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),
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TP_fast_assign(
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__entry->vdev_spa = spa;
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__entry->vdev_offset = offset;
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__entry->vdev_size = size;
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__entry->vdev_txg = txg;
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),
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TP_printk("spa %p offset %llu size %llu txg %llu",
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__entry->vdev_spa, __entry->vdev_offset,
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__entry->vdev_size, __entry->vdev_txg)
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);
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/* BEGIN CSTYLED */
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#define DEFINE_REMOVE_FREE_EVENT_TXG(name) \
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DEFINE_EVENT(zfs_removing_class_4, name, \
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TP_PROTO(spa_t *spa, uint64_t offset, uint64_t size,uint64_t txg), \
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TP_ARGS(spa, offset, size, txg))
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/* END CSTYLED */
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DEFINE_REMOVE_FREE_EVENT_TXG(zfs_remove__free__inflight);
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#endif /* _TRACE_VDEV_H */
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#undef TRACE_INCLUDE_PATH
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_PATH sys
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#define TRACE_INCLUDE_FILE trace_vdev
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#include <trace/define_trace.h>
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#else
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/*
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* When tracepoints are not available, a DEFINE_DTRACE_PROBE* macro is
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* needed for each DTRACE_PROBE. These will be used to generate stub
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* tracing functions and prototypes for those functions. See
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* include/sys/trace.h.
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*/
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DEFINE_DTRACE_PROBE3(remove__free__synced);
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DEFINE_DTRACE_PROBE3(remove__free__unvisited);
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DEFINE_DTRACE_PROBE4(remove__free__inflight);
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#endif /* HAVE_DECLARE_EVENT_CLASS */
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#endif /* _KERNEL */
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