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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-27 18:48:00 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-27 18:48:00 -0700
commita042e26137d7674ac04b1cd2d5c06b9ebc1ee2d5 (patch)
treec1a7a8bda41b99caa4b4a0fe320fc73278879f7d /include
parentf66dd539feb849a3a00f7fac67c026e0935e373a (diff)
parente25804a0327dad954f7d43803178fdef2fd35b4e (diff)
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Merge branch 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (50 commits) perf python scripting: Add futex-contention script perf python scripting: Fixup cut'n'paste error in sctop script perf scripting: Shut up 'perf record' final status perf record: Remove newline character from perror() argument perf python scripting: Support fedora 11 (audit 1.7.17) perf python scripting: Improve the syscalls-by-pid script perf python scripting: print the syscall name on sctop perf python scripting: Improve the syscalls-counts script perf python scripting: Improve the failed-syscalls-by-pid script kprobes: Remove redundant text_mutex lock in optimize x86/oprofile: Fix uninitialized variable use in debug printk tracing: Fix 'faild' -> 'failed' typo perf probe: Fix format specified for Dwarf_Off parameter perf trace: Fix detection of script extension perf trace: Use $PERF_EXEC_PATH in canned report scripts perf tools: Document event modifiers perf tools: Remove direct slang.h include perf_events: Fix for transaction recovery in group_sched_in() perf_events: Revert: Fix transaction recovery in group_sched_in() perf, x86: Use NUMA aware allocations for PEBS/BTS/DS allocations ...
Diffstat (limited to 'include')
-rw-r--r--include/linux/interrupt.h2
-rw-r--r--include/linux/ring_buffer.h12
-rw-r--r--include/trace/events/irq.h54
3 files changed, 21 insertions, 47 deletions
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 01b28164625..79d0c4f6d07 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -410,7 +410,7 @@ extern void open_softirq(int nr, void (*action)(struct softirq_action *));
extern void softirq_init(void);
static inline void __raise_softirq_irqoff(unsigned int nr)
{
- trace_softirq_raise((struct softirq_action *)(unsigned long)nr, NULL);
+ trace_softirq_raise(nr);
or_softirq_pending(1UL << nr);
}
diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h
index 25b4f686d91..8d3a2486544 100644
--- a/include/linux/ring_buffer.h
+++ b/include/linux/ring_buffer.h
@@ -62,18 +62,6 @@ enum ring_buffer_type {
unsigned ring_buffer_event_length(struct ring_buffer_event *event);
void *ring_buffer_event_data(struct ring_buffer_event *event);
-/**
- * ring_buffer_event_time_delta - return the delta timestamp of the event
- * @event: the event to get the delta timestamp of
- *
- * The delta timestamp is the 27 bit timestamp since the last event.
- */
-static inline unsigned
-ring_buffer_event_time_delta(struct ring_buffer_event *event)
-{
- return event->time_delta;
-}
-
/*
* ring_buffer_discard_commit will remove an event that has not
* ben committed yet. If this is used, then ring_buffer_unlock_commit
diff --git a/include/trace/events/irq.h b/include/trace/events/irq.h
index 6fa7cbab7d9..1c09820df58 100644
--- a/include/trace/events/irq.h
+++ b/include/trace/events/irq.h
@@ -86,76 +86,62 @@ TRACE_EVENT(irq_handler_exit,
DECLARE_EVENT_CLASS(softirq,
- TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
+ TP_PROTO(unsigned int vec_nr),
- TP_ARGS(h, vec),
+ TP_ARGS(vec_nr),
TP_STRUCT__entry(
- __field( int, vec )
+ __field( unsigned int, vec )
),
TP_fast_assign(
- if (vec)
- __entry->vec = (int)(h - vec);
- else
- __entry->vec = (int)(long)h;
+ __entry->vec = vec_nr;
),
- TP_printk("vec=%d [action=%s]", __entry->vec,
+ TP_printk("vec=%u [action=%s]", __entry->vec,
show_softirq_name(__entry->vec))
);
/**
* softirq_entry - called immediately before the softirq handler
- * @h: pointer to struct softirq_action
- * @vec: pointer to first struct softirq_action in softirq_vec array
+ * @vec_nr: softirq vector number
*
- * The @h parameter, contains a pointer to the struct softirq_action
- * which has a pointer to the action handler that is called. By subtracting
- * the @vec pointer from the @h pointer, we can determine the softirq
- * number. Also, when used in combination with the softirq_exit tracepoint
- * we can determine the softirq latency.
+ * When used in combination with the softirq_exit tracepoint
+ * we can determine the softirq handler runtine.
*/
DEFINE_EVENT(softirq, softirq_entry,
- TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
+ TP_PROTO(unsigned int vec_nr),
- TP_ARGS(h, vec)
+ TP_ARGS(vec_nr)
);
/**
* softirq_exit - called immediately after the softirq handler returns
- * @h: pointer to struct softirq_action
- * @vec: pointer to first struct softirq_action in softirq_vec array
+ * @vec_nr: softirq vector number
*
- * The @h parameter contains a pointer to the struct softirq_action
- * that has handled the softirq. By subtracting the @vec pointer from
- * the @h pointer, we can determine the softirq number. Also, when used in
- * combination with the softirq_entry tracepoint we can determine the softirq
- * latency.
+ * When used in combination with the softirq_entry tracepoint
+ * we can determine the softirq handler runtine.
*/
DEFINE_EVENT(softirq, softirq_exit,
- TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
+ TP_PROTO(unsigned int vec_nr),
- TP_ARGS(h, vec)
+ TP_ARGS(vec_nr)
);
/**
* softirq_raise - called immediately when a softirq is raised
- * @h: pointer to struct softirq_action
- * @vec: pointer to first struct softirq_action in softirq_vec array
+ * @vec_nr: softirq vector number
*
- * The @h parameter contains a pointer to the softirq vector number which is
- * raised. @vec is NULL and it means @h includes vector number not
- * softirq_action. When used in combination with the softirq_entry tracepoint
- * we can determine the softirq raise latency.
+ * When used in combination with the softirq_entry tracepoint
+ * we can determine the softirq raise to run latency.
*/
DEFINE_EVENT(softirq, softirq_raise,
- TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
+ TP_PROTO(unsigned int vec_nr),
- TP_ARGS(h, vec)
+ TP_ARGS(vec_nr)
);
#endif /* _TRACE_IRQ_H */