849 struct uprobe_cpu_buffer {  struct
853 static struct uprobe_cpu_buffer __percpu *uprobe_cpu_buffer;  variable
860 	uprobe_cpu_buffer = alloc_percpu(struct uprobe_cpu_buffer);  in uprobe_buffer_init()
861 	if (uprobe_cpu_buffer == NULL)  in uprobe_buffer_init()
871 		per_cpu_ptr(uprobe_cpu_buffer, cpu)->buf = page_address(p);  in uprobe_buffer_init()
872 		mutex_init(&per_cpu_ptr(uprobe_cpu_buffer, cpu)->mutex);  in uprobe_buffer_init()
881 		free_page((unsigned long)per_cpu_ptr(uprobe_cpu_buffer, cpu)->buf);  in uprobe_buffer_init()
884 	free_percpu(uprobe_cpu_buffer);  in uprobe_buffer_init()
911 			free_page((unsigned long)per_cpu_ptr(uprobe_cpu_buffer,  in uprobe_buffer_disable()
914 		free_percpu(uprobe_cpu_buffer);  in uprobe_buffer_disable()
915 		uprobe_cpu_buffer = NULL;  in uprobe_buffer_disable()
919 static struct uprobe_cpu_buffer *uprobe_buffer_get(void)  in uprobe_buffer_get()
921 	struct uprobe_cpu_buffer *ucb;  in uprobe_buffer_get()
925 	ucb = per_cpu_ptr(uprobe_cpu_buffer, cpu);  in uprobe_buffer_get()
936 static void uprobe_buffer_put(struct uprobe_cpu_buffer *ucb)  in uprobe_buffer_put()
943 				struct uprobe_cpu_buffer *ucb, int dsize,  in __uprobe_trace_func()
985 			     struct uprobe_cpu_buffer *ucb, int dsize)  in uprobe_trace_func()
1002 				 struct uprobe_cpu_buffer *ucb, int dsize)  in uretprobe_trace_func()
1340 			       struct uprobe_cpu_buffer *ucb, int dsize)  in __uprobe_perf_func()
1400 			    struct uprobe_cpu_buffer *ucb, int dsize)  in uprobe_perf_func()
1412 				struct uprobe_cpu_buffer *ucb, int dsize)  in uretprobe_perf_func()
1478 	struct uprobe_cpu_buffer *ucb;  in uprobe_dispatcher()
1491 	if (WARN_ON_ONCE(!uprobe_cpu_buffer))  in uprobe_dispatcher()
1516 	struct uprobe_cpu_buffer *ucb;  in uretprobe_dispatcher()
1526 	if (WARN_ON_ONCE(!uprobe_cpu_buffer))  in uretprobe_dispatcher()