|
@@ -20,19 +20,16 @@ enum {
|
|
|
|
|
|
#ifdef CONFIG_HAVE_HW_BREAKPOINT
|
|
|
|
|
|
-/* As it's for in-kernel or ptrace use, we want it to be pinned */
|
|
|
-#define DEFINE_BREAKPOINT_ATTR(name) \
|
|
|
-struct perf_event_attr name = { \
|
|
|
- .type = PERF_TYPE_BREAKPOINT, \
|
|
|
- .size = sizeof(name), \
|
|
|
- .pinned = 1, \
|
|
|
-};
|
|
|
-
|
|
|
static inline void hw_breakpoint_init(struct perf_event_attr *attr)
|
|
|
{
|
|
|
attr->type = PERF_TYPE_BREAKPOINT;
|
|
|
attr->size = sizeof(*attr);
|
|
|
+ /*
|
|
|
+ * As it's for in-kernel or ptrace use, we want it to be pinned
|
|
|
+ * and to call its callback every hits.
|
|
|
+ */
|
|
|
attr->pinned = 1;
|
|
|
+ attr->sample_period = 1;
|
|
|
}
|
|
|
|
|
|
static inline unsigned long hw_breakpoint_addr(struct perf_event *bp)
|
|
@@ -52,7 +49,7 @@ static inline int hw_breakpoint_len(struct perf_event *bp)
|
|
|
|
|
|
extern struct perf_event *
|
|
|
register_user_hw_breakpoint(struct perf_event_attr *attr,
|
|
|
- perf_callback_t triggered,
|
|
|
+ perf_overflow_handler_t triggered,
|
|
|
struct task_struct *tsk);
|
|
|
|
|
|
/* FIXME: only change from the attr, and don't unregister */
|
|
@@ -64,12 +61,12 @@ modify_user_hw_breakpoint(struct perf_event *bp, struct perf_event_attr *attr);
|
|
|
*/
|
|
|
extern struct perf_event *
|
|
|
register_wide_hw_breakpoint_cpu(struct perf_event_attr *attr,
|
|
|
- perf_callback_t triggered,
|
|
|
+ perf_overflow_handler_t triggered,
|
|
|
int cpu);
|
|
|
|
|
|
extern struct perf_event **
|
|
|
register_wide_hw_breakpoint(struct perf_event_attr *attr,
|
|
|
- perf_callback_t triggered);
|
|
|
+ perf_overflow_handler_t triggered);
|
|
|
|
|
|
extern int register_perf_hw_breakpoint(struct perf_event *bp);
|
|
|
extern int __register_perf_hw_breakpoint(struct perf_event *bp);
|
|
@@ -90,18 +87,18 @@ static inline struct arch_hw_breakpoint *counter_arch_bp(struct perf_event *bp)
|
|
|
|
|
|
static inline struct perf_event *
|
|
|
register_user_hw_breakpoint(struct perf_event_attr *attr,
|
|
|
- perf_callback_t triggered,
|
|
|
+ perf_overflow_handler_t triggered,
|
|
|
struct task_struct *tsk) { return NULL; }
|
|
|
static inline struct perf_event *
|
|
|
modify_user_hw_breakpoint(struct perf_event *bp,
|
|
|
struct perf_event_attr *attr) { return NULL; }
|
|
|
static inline struct perf_event *
|
|
|
register_wide_hw_breakpoint_cpu(struct perf_event_attr *attr,
|
|
|
- perf_callback_t triggered,
|
|
|
+ perf_overflow_handler_t triggered,
|
|
|
int cpu) { return NULL; }
|
|
|
static inline struct perf_event **
|
|
|
register_wide_hw_breakpoint(struct perf_event_attr *attr,
|
|
|
- perf_callback_t triggered) { return NULL; }
|
|
|
+ perf_overflow_handler_t triggered) { return NULL; }
|
|
|
static inline int
|
|
|
register_perf_hw_breakpoint(struct perf_event *bp) { return -ENOSYS; }
|
|
|
static inline int
|