volatile unsigned long tail_pos;
unsigned long buffer_size;
struct task_struct * last_task;
- int last_is_kernel;
+ int last_cpu_mode;
int tracing;
struct op_sample * buffer;
unsigned long sample_received;
unsigned long sample_lost_overflow;
unsigned long backtrace_aborted;
int cpu;
- struct work_struct work;
+ struct delayed_work work;
} ____cacheline_aligned;
extern struct oprofile_cpu_buffer cpu_buffer[];
void cpu_buffer_reset(struct oprofile_cpu_buffer * cpu_buf);
/* transient events for the CPU buffer -> event buffer */
-#define CPU_IS_KERNEL 1
-#define CPU_TRACE_BEGIN 2
+#define CPU_MODE_USER 0
+#define CPU_MODE_KERNEL 1
+#define CPU_MODE_XEN 2
+#define CPU_TRACE_BEGIN 3
+#define CPU_DOMAIN_SWITCH 4
#endif /* OPROFILE_CPU_BUFFER_H */