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-rw-r--r--include/linux/perf_event.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 2ebfc9a..97965fa 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -536,6 +536,12 @@ struct hw_perf_event {
struct { /* breakpoint */
struct arch_hw_breakpoint info;
struct list_head bp_list;
+ /*
+ * Crufty hack to avoid the chicken and egg
+ * problem hw_breakpoint has with context
+ * creation and event initalization.
+ */
+ struct task_struct *bp_target;
};
#endif
};
@@ -693,6 +699,7 @@ struct swevent_hlist {
#define PERF_ATTACH_CONTEXT 0x01
#define PERF_ATTACH_GROUP 0x02
+#define PERF_ATTACH_TASK 0x04
/**
* struct perf_event - performance event kernel representation: