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 ...
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@@ -410,7 +410,7 @@ extern void open_softirq(int nr, void (*action)(struct softirq_action *));
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extern void softirq_init(void);
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static inline void __raise_softirq_irqoff(unsigned int nr)
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{
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trace_softirq_raise((struct softirq_action *)(unsigned long)nr, NULL);
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trace_softirq_raise(nr);
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or_softirq_pending(1UL << nr);
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}
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@@ -62,18 +62,6 @@ enum ring_buffer_type {
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unsigned ring_buffer_event_length(struct ring_buffer_event *event);
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void *ring_buffer_event_data(struct ring_buffer_event *event);
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/**
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* ring_buffer_event_time_delta - return the delta timestamp of the event
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* @event: the event to get the delta timestamp of
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*
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* The delta timestamp is the 27 bit timestamp since the last event.
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*/
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static inline unsigned
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ring_buffer_event_time_delta(struct ring_buffer_event *event)
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{
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return event->time_delta;
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}
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/*
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* ring_buffer_discard_commit will remove an event that has not
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* ben committed yet. If this is used, then ring_buffer_unlock_commit
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+20
-34
@@ -86,76 +86,62 @@ TRACE_EVENT(irq_handler_exit,
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DECLARE_EVENT_CLASS(softirq,
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TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
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TP_PROTO(unsigned int vec_nr),
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TP_ARGS(h, vec),
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TP_ARGS(vec_nr),
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TP_STRUCT__entry(
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__field( int, vec )
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__field( unsigned int, vec )
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),
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TP_fast_assign(
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if (vec)
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__entry->vec = (int)(h - vec);
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else
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__entry->vec = (int)(long)h;
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__entry->vec = vec_nr;
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),
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TP_printk("vec=%d [action=%s]", __entry->vec,
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TP_printk("vec=%u [action=%s]", __entry->vec,
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show_softirq_name(__entry->vec))
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);
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/**
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* softirq_entry - called immediately before the softirq handler
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* @h: pointer to struct softirq_action
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* @vec: pointer to first struct softirq_action in softirq_vec array
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* @vec_nr: softirq vector number
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*
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* The @h parameter, contains a pointer to the struct softirq_action
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* which has a pointer to the action handler that is called. By subtracting
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* the @vec pointer from the @h pointer, we can determine the softirq
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* number. Also, when used in combination with the softirq_exit tracepoint
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* we can determine the softirq latency.
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* When used in combination with the softirq_exit tracepoint
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* we can determine the softirq handler runtine.
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*/
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DEFINE_EVENT(softirq, softirq_entry,
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TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
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TP_PROTO(unsigned int vec_nr),
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TP_ARGS(h, vec)
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TP_ARGS(vec_nr)
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);
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/**
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* softirq_exit - called immediately after the softirq handler returns
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* @h: pointer to struct softirq_action
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* @vec: pointer to first struct softirq_action in softirq_vec array
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* @vec_nr: softirq vector number
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*
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* The @h parameter contains a pointer to the struct softirq_action
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* that has handled the softirq. By subtracting the @vec pointer from
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* the @h pointer, we can determine the softirq number. Also, when used in
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* combination with the softirq_entry tracepoint we can determine the softirq
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* latency.
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* When used in combination with the softirq_entry tracepoint
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* we can determine the softirq handler runtine.
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*/
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DEFINE_EVENT(softirq, softirq_exit,
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TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
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TP_PROTO(unsigned int vec_nr),
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TP_ARGS(h, vec)
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TP_ARGS(vec_nr)
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);
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/**
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* softirq_raise - called immediately when a softirq is raised
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* @h: pointer to struct softirq_action
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* @vec: pointer to first struct softirq_action in softirq_vec array
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* @vec_nr: softirq vector number
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*
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* The @h parameter contains a pointer to the softirq vector number which is
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* raised. @vec is NULL and it means @h includes vector number not
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* softirq_action. When used in combination with the softirq_entry tracepoint
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* we can determine the softirq raise latency.
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* When used in combination with the softirq_entry tracepoint
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* we can determine the softirq raise to run latency.
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*/
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DEFINE_EVENT(softirq, softirq_raise,
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TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
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TP_PROTO(unsigned int vec_nr),
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TP_ARGS(h, vec)
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TP_ARGS(vec_nr)
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);
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#endif /* _TRACE_IRQ_H */
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