user_frame_tail 52 arch/csky/kernel/perf_callchain.c unsigned long *user_frame_tail = (unsigned long *)fp; user_frame_tail 55 arch/csky/kernel/perf_callchain.c if (!access_ok(user_frame_tail, sizeof(buftail))) user_frame_tail 57 arch/csky/kernel/perf_callchain.c if (__copy_from_user_inatomic(&buftail, user_frame_tail, user_frame_tail 1305 arch/nds32/kernel/perf_event_cpu.c unsigned long *user_frame_tail = user_frame_tail 1309 arch/nds32/kernel/perf_event_cpu.c if (!access_ok(user_frame_tail, sizeof(buftail))) user_frame_tail 1312 arch/nds32/kernel/perf_event_cpu.c (&buftail, user_frame_tail, sizeof(buftail))) user_frame_tail 1331 arch/nds32/kernel/perf_event_cpu.c unsigned long *user_frame_tail = user_frame_tail 1335 arch/nds32/kernel/perf_event_cpu.c if (!access_ok(user_frame_tail, sizeof(buftail))) user_frame_tail 1338 arch/nds32/kernel/perf_event_cpu.c (&buftail, user_frame_tail, sizeof(buftail))) user_frame_tail 1370 arch/nds32/kernel/perf_event_cpu.c unsigned long *user_frame_tail; user_frame_tail 1386 arch/nds32/kernel/perf_event_cpu.c user_frame_tail = user_frame_tail 1389 arch/nds32/kernel/perf_event_cpu.c if (!access_ok(user_frame_tail, sizeof(fp))) user_frame_tail 1393 arch/nds32/kernel/perf_event_cpu.c (&leaf_fp, user_frame_tail, sizeof(fp))) user_frame_tail 1405 arch/nds32/kernel/perf_event_cpu.c user_frame_tail = user_frame_tail 1409 arch/nds32/kernel/perf_event_cpu.c if (!access_ok(user_frame_tail, sizeof(buftail))) user_frame_tail 1413 arch/nds32/kernel/perf_event_cpu.c (&buftail, user_frame_tail, sizeof(buftail))) user_frame_tail 1422 arch/nds32/kernel/perf_event_cpu.c user_frame_tail = user_frame_tail 1426 arch/nds32/kernel/perf_event_cpu.c if (!access_ok(user_frame_tail, user_frame_tail 1431 arch/nds32/kernel/perf_event_cpu.c (&buftail_opt_size, user_frame_tail, user_frame_tail 22 arch/riscv/kernel/perf_callchain.c unsigned long *user_frame_tail = user_frame_tail 26 arch/riscv/kernel/perf_callchain.c if (!access_ok(user_frame_tail, sizeof(buftail))) user_frame_tail 28 arch/riscv/kernel/perf_callchain.c if (__copy_from_user_inatomic(&buftail, user_frame_tail,