usf              1804 arch/sparc/kernel/perf_event.c 		struct sparc_stackf __user *usf;
usf              1808 arch/sparc/kernel/perf_event.c 		usf = (struct sparc_stackf __user *)ufp;
usf              1809 arch/sparc/kernel/perf_event.c 		if (!valid_user_frame(usf, sizeof(sf)))
usf              1812 arch/sparc/kernel/perf_event.c 		if (__copy_from_user_inatomic(&sf, usf, sizeof(sf)))
usf              1831 arch/sparc/kernel/perf_event.c 			struct sparc_stackf __user *usf;
usf              1835 arch/sparc/kernel/perf_event.c 			usf = (struct sparc_stackf __user *)ufp;
usf              1836 arch/sparc/kernel/perf_event.c 			if (__copy_from_user_inatomic(&sf, usf, sizeof(sf)))
usf              1841 arch/sparc/kernel/perf_event.c 			struct sparc_stackf32 __user *usf;
usf              1843 arch/sparc/kernel/perf_event.c 			usf = (struct sparc_stackf32 __user *)ufp;
usf              1844 arch/sparc/kernel/perf_event.c 			if (__copy_from_user_inatomic(&sf, usf, sizeof(sf)))