80 lines
2.4 KiB
C
80 lines
2.4 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) && defined(HAVE_DECLARE_EVENT_CLASS)
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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_multilist
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#if !defined(_TRACE_MULTILIST_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_MULTILIST_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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* multilist_t *, ...,
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* unsigned int, ...,
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* void *, ...);
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*/
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DECLARE_EVENT_CLASS(zfs_multilist_insert_remove_class,
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TP_PROTO(multilist_t *ml, unsigned sublist_idx, void *obj),
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TP_ARGS(ml, sublist_idx, obj),
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TP_STRUCT__entry(
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__field(size_t, ml_offset)
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__field(uint64_t, ml_num_sublists)
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__field(unsigned int, sublist_idx)
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),
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TP_fast_assign(
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__entry->ml_offset = ml->ml_offset;
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__entry->ml_num_sublists = ml->ml_num_sublists;
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__entry->sublist_idx = sublist_idx;
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),
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TP_printk("ml { offset %ld numsublists %llu sublistidx %u } ",
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__entry->ml_offset, __entry->ml_num_sublists, __entry->sublist_idx)
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);
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#define DEFINE_MULTILIST_INSERT_REMOVE_EVENT(name) \
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DEFINE_EVENT(zfs_multilist_insert_remove_class, name, \
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TP_PROTO(multilist_t *ml, unsigned int sublist_idx, void *obj), \
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TP_ARGS(ml, sublist_idx, obj))
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DEFINE_MULTILIST_INSERT_REMOVE_EVENT(zfs_multilist__insert);
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DEFINE_MULTILIST_INSERT_REMOVE_EVENT(zfs_multilist__remove);
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#endif /* _TRACE_MULTILIST_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_multilist
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#include <trace/define_trace.h>
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#endif /* _KERNEL && HAVE_DECLARE_EVENT_CLASS */
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