aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/ftrace_event.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2010-02-28 13:20:25 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2010-02-28 13:20:25 -0500
commit6556a6743549defc32e5f90ee2cb1ecd833a44c3 (patch)
tree622306583d4a3c13235a8bfc012854c125c597f1 /include/linux/ftrace_event.h
parente0d272429a34ff143bfa04ee8e29dd4eed2964c7 (diff)
parent1dd2980d990068e20045b90c424518cc7f3657ff (diff)
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (172 commits) perf_event, amd: Fix spinlock initialization perf_event: Fix preempt warning in perf_clock() perf tools: Flush maps on COMM events perf_events, x86: Split PMU definitions into separate files perf annotate: Handle samples not at objdump output addr boundaries perf_events, x86: Remove superflous MSR writes perf_events: Simplify code by removing cpu argument to hw_perf_group_sched_in() perf_events, x86: AMD event scheduling perf_events: Add new start/stop PMU callbacks perf_events: Report the MMAP pgoff value in bytes perf annotate: Defer allocating sym_priv->hist array perf symbols: Improve debugging information about symtab origins perf top: Use a macro instead of a constant variable perf symbols: Check the right return variable perf/scripts: Tag syscall_name helper as not yet available perf/scripts: Add perf-trace-python Documentation perf/scripts: Remove unnecessary PyTuple resizes perf/scripts: Add syscall tracing scripts perf/scripts: Add Python scripting engine perf/scripts: Remove check-perf-trace from listed scripts ... Fix trivial conflict in tools/perf/util/probe-event.c
Diffstat (limited to 'include/linux/ftrace_event.h')
-rw-r--r--include/linux/ftrace_event.h20
1 files changed, 16 insertions, 4 deletions
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index 84a5629adfd8..6b7c444ab8f6 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -5,6 +5,7 @@
5#include <linux/trace_seq.h> 5#include <linux/trace_seq.h>
6#include <linux/percpu.h> 6#include <linux/percpu.h>
7#include <linux/hardirq.h> 7#include <linux/hardirq.h>
8#include <linux/perf_event.h>
8 9
9struct trace_array; 10struct trace_array;
10struct tracer; 11struct tracer;
@@ -137,9 +138,6 @@ struct ftrace_event_call {
137 138
138#define FTRACE_MAX_PROFILE_SIZE 2048 139#define FTRACE_MAX_PROFILE_SIZE 2048
139 140
140extern char *perf_trace_buf;
141extern char *perf_trace_buf_nmi;
142
143#define MAX_FILTER_PRED 32 141#define MAX_FILTER_PRED 32
144#define MAX_FILTER_STR_VAL 256 /* Should handle KSYM_SYMBOL_LEN */ 142#define MAX_FILTER_STR_VAL 256 /* Should handle KSYM_SYMBOL_LEN */
145 143
@@ -187,13 +185,27 @@ do { \
187 __trace_printk(ip, fmt, ##args); \ 185 __trace_printk(ip, fmt, ##args); \
188} while (0) 186} while (0)
189 187
190#ifdef CONFIG_EVENT_PROFILE 188#ifdef CONFIG_PERF_EVENTS
191struct perf_event; 189struct perf_event;
192extern int ftrace_profile_enable(int event_id); 190extern int ftrace_profile_enable(int event_id);
193extern void ftrace_profile_disable(int event_id); 191extern void ftrace_profile_disable(int event_id);
194extern int ftrace_profile_set_filter(struct perf_event *event, int event_id, 192extern int ftrace_profile_set_filter(struct perf_event *event, int event_id,
195 char *filter_str); 193 char *filter_str);
196extern void ftrace_profile_free_filter(struct perf_event *event); 194extern void ftrace_profile_free_filter(struct perf_event *event);
195extern void *
196ftrace_perf_buf_prepare(int size, unsigned short type, int *rctxp,
197 unsigned long *irq_flags);
198
199static inline void
200ftrace_perf_buf_submit(void *raw_data, int size, int rctx, u64 addr,
201 u64 count, unsigned long irq_flags)
202{
203 struct trace_entry *entry = raw_data;
204
205 perf_tp_event(entry->type, addr, count, raw_data, size);
206 perf_swevent_put_recursion_context(rctx);
207 local_irq_restore(irq_flags);
208}
197#endif 209#endif
198 210
199#endif /* _LINUX_FTRACE_EVENT_H */ 211#endif /* _LINUX_FTRACE_EVENT_H */