aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/ftrace_event.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/ftrace_event.h')
-rw-r--r--include/linux/ftrace_event.h23
1 files changed, 13 insertions, 10 deletions
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index 6b7c444ab8f6..c0f4b364c711 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -131,12 +131,12 @@ struct ftrace_event_call {
131 void *mod; 131 void *mod;
132 void *data; 132 void *data;
133 133
134 int profile_count; 134 int perf_refcount;
135 int (*profile_enable)(struct ftrace_event_call *); 135 int (*perf_event_enable)(struct ftrace_event_call *);
136 void (*profile_disable)(struct ftrace_event_call *); 136 void (*perf_event_disable)(struct ftrace_event_call *);
137}; 137};
138 138
139#define FTRACE_MAX_PROFILE_SIZE 2048 139#define PERF_MAX_TRACE_SIZE 2048
140 140
141#define MAX_FILTER_PRED 32 141#define MAX_FILTER_PRED 32
142#define MAX_FILTER_STR_VAL 256 /* Should handle KSYM_SYMBOL_LEN */ 142#define MAX_FILTER_STR_VAL 256 /* Should handle KSYM_SYMBOL_LEN */
@@ -187,22 +187,25 @@ do { \
187 187
188#ifdef CONFIG_PERF_EVENTS 188#ifdef CONFIG_PERF_EVENTS
189struct perf_event; 189struct perf_event;
190extern int ftrace_profile_enable(int event_id); 190
191extern void ftrace_profile_disable(int event_id); 191DECLARE_PER_CPU(struct pt_regs, perf_trace_regs);
192
193extern int perf_trace_enable(int event_id);
194extern void perf_trace_disable(int event_id);
192extern int ftrace_profile_set_filter(struct perf_event *event, int event_id, 195extern int ftrace_profile_set_filter(struct perf_event *event, int event_id,
193 char *filter_str); 196 char *filter_str);
194extern void ftrace_profile_free_filter(struct perf_event *event); 197extern void ftrace_profile_free_filter(struct perf_event *event);
195extern void * 198extern void *
196ftrace_perf_buf_prepare(int size, unsigned short type, int *rctxp, 199perf_trace_buf_prepare(int size, unsigned short type, int *rctxp,
197 unsigned long *irq_flags); 200 unsigned long *irq_flags);
198 201
199static inline void 202static inline void
200ftrace_perf_buf_submit(void *raw_data, int size, int rctx, u64 addr, 203perf_trace_buf_submit(void *raw_data, int size, int rctx, u64 addr,
201 u64 count, unsigned long irq_flags) 204 u64 count, unsigned long irq_flags, struct pt_regs *regs)
202{ 205{
203 struct trace_entry *entry = raw_data; 206 struct trace_entry *entry = raw_data;
204 207
205 perf_tp_event(entry->type, addr, count, raw_data, size); 208 perf_tp_event(entry->type, addr, count, raw_data, size, regs);
206 perf_swevent_put_recursion_context(rctx); 209 perf_swevent_put_recursion_context(rctx);
207 local_irq_restore(irq_flags); 210 local_irq_restore(irq_flags);
208} 211}