853 struct uprobe_cpu_buffer {  struct
857 static struct uprobe_cpu_buffer __percpu *uprobe_cpu_buffer;  argument
864 	uprobe_cpu_buffer = alloc_percpu(struct uprobe_cpu_buffer);  in uprobe_buffer_init()
865 	if (uprobe_cpu_buffer == NULL)  in uprobe_buffer_init()
875 		per_cpu_ptr(uprobe_cpu_buffer, cpu)->buf = page_address(p);  in uprobe_buffer_init()
876 		mutex_init(&per_cpu_ptr(uprobe_cpu_buffer, cpu)->mutex);  in uprobe_buffer_init()
885 		free_page((unsigned long)per_cpu_ptr(uprobe_cpu_buffer, cpu)->buf);  in uprobe_buffer_init()
888 	free_percpu(uprobe_cpu_buffer);  in uprobe_buffer_init()
915 			free_page((unsigned long)per_cpu_ptr(uprobe_cpu_buffer,  in uprobe_buffer_disable()
918 		free_percpu(uprobe_cpu_buffer);  in uprobe_buffer_disable()
919 		uprobe_cpu_buffer = NULL;  in uprobe_buffer_disable()
923 static struct uprobe_cpu_buffer *uprobe_buffer_get(void)  in uprobe_buffer_get()
925 	struct uprobe_cpu_buffer *ucb;  in uprobe_buffer_get()
929 	ucb = per_cpu_ptr(uprobe_cpu_buffer, cpu);  in uprobe_buffer_get()
940 static void uprobe_buffer_put(struct uprobe_cpu_buffer *ucb)  in uprobe_buffer_put()
947 				struct uprobe_cpu_buffer *ucb, int dsize,  in __uprobe_trace_func()
989 			     struct uprobe_cpu_buffer *ucb, int dsize)  in uprobe_trace_func()
1006 				 struct uprobe_cpu_buffer *ucb, int dsize)  in uretprobe_trace_func()
1345 			       struct uprobe_cpu_buffer *ucb, int dsize)  in __uprobe_perf_func()
1405 			    struct uprobe_cpu_buffer *ucb, int dsize)  in uprobe_perf_func()
1417 				struct uprobe_cpu_buffer *ucb, int dsize)  in uretprobe_perf_func()
1483 	struct uprobe_cpu_buffer *ucb;  in uprobe_dispatcher()
1496 	if (WARN_ON_ONCE(!uprobe_cpu_buffer))  in uprobe_dispatcher()
1521 	struct uprobe_cpu_buffer *ucb;  in uretprobe_dispatcher()
1531 	if (WARN_ON_ONCE(!uprobe_cpu_buffer))  in uretprobe_dispatcher()