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-rw-r--r--include/linux/perf_event.h41
1 files changed, 20 insertions, 21 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 43adbd7f001..64a53f74c9a 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -18,10 +18,6 @@
#include <linux/ioctl.h>
#include <asm/byteorder.h>
-#ifdef CONFIG_HAVE_HW_BREAKPOINT
-#include <asm/hw_breakpoint.h>
-#endif
-
/*
* User-space ABI bits:
*/
@@ -215,12 +211,12 @@ struct perf_event_attr {
__u32 wakeup_watermark; /* bytes before wakeup */
};
- union {
- struct { /* Hardware breakpoint info */
- __u64 bp_addr;
- __u32 bp_type;
- __u32 bp_len;
- };
+ struct { /* Hardware breakpoint info */
+ __u64 bp_addr;
+ __u32 bp_type;
+ __u32 bp_len;
+ __u64 __bp_reserved_1;
+ __u64 __bp_reserved_2;
};
__u32 __reserved_2;
@@ -451,6 +447,10 @@ enum perf_callchain_context {
# include <asm/perf_event.h>
#endif
+#ifdef CONFIG_HAVE_HW_BREAKPOINT
+#include <asm/hw_breakpoint.h>
+#endif
+
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/rculist.h>
@@ -565,10 +565,12 @@ struct perf_pending_entry {
void (*func)(struct perf_pending_entry *);
};
-typedef void (*perf_callback_t)(struct perf_event *, void *);
-
struct perf_sample_data;
+typedef void (*perf_overflow_handler_t)(struct perf_event *, int,
+ struct perf_sample_data *,
+ struct pt_regs *regs);
+
/**
* struct perf_event - performance event kernel representation:
*/
@@ -660,18 +662,12 @@ struct perf_event {
struct pid_namespace *ns;
u64 id;
- void (*overflow_handler)(struct perf_event *event,
- int nmi, struct perf_sample_data *data,
- struct pt_regs *regs);
+ perf_overflow_handler_t overflow_handler;
#ifdef CONFIG_EVENT_PROFILE
struct event_filter *filter;
#endif
- perf_callback_t callback;
-
- perf_callback_t event_callback;
-
#endif /* CONFIG_PERF_EVENTS */
};
@@ -781,7 +777,7 @@ extern struct perf_event *
perf_event_create_kernel_counter(struct perf_event_attr *attr,
int cpu,
pid_t pid,
- perf_callback_t callback);
+ perf_overflow_handler_t callback);
extern u64 perf_event_read_value(struct perf_event *event,
u64 *enabled, u64 *running);
@@ -876,6 +872,8 @@ extern void perf_output_copy(struct perf_output_handle *handle,
const void *buf, unsigned int len);
extern int perf_swevent_get_recursion_context(void);
extern void perf_swevent_put_recursion_context(int rctx);
+extern void perf_event_enable(struct perf_event *event);
+extern void perf_event_disable(struct perf_event *event);
#else
static inline void
perf_event_task_sched_in(struct task_struct *task, int cpu) { }
@@ -906,7 +904,8 @@ static inline void perf_event_fork(struct task_struct *tsk) { }
static inline void perf_event_init(void) { }
static inline int perf_swevent_get_recursion_context(void) { return -1; }
static inline void perf_swevent_put_recursion_context(int rctx) { }
-
+static inline void perf_event_enable(struct perf_event *event) { }
+static inline void perf_event_disable(struct perf_event *event) { }
#endif
#define perf_output_put(handle, x) \