684 		    const char __user *ubuf, size_t cnt)  in trace_pid_write()  argument
725 		ret = trace_get_user(&parser, ubuf, cnt, &pos);  in trace_pid_write()
730 		ubuf += ret;  in trace_pid_write()
1610 int trace_get_user(struct trace_parser *parser, const char __user *ubuf,  in trace_get_user()  argument
1620 	ret = get_user(ch, ubuf++);  in trace_get_user()
1634 			ret = get_user(ch, ubuf++);  in trace_get_user()
1659 		ret = get_user(ch, ubuf++);  in trace_get_user()
5140 tracing_write_stub(struct file *filp, const char __user *ubuf,  in tracing_write_stub()  argument
5176 tracing_cpumask_read(struct file *filp, char __user *ubuf,  in tracing_cpumask_read()  argument
5195 	count = simple_read_from_buffer(ubuf, count, ppos, mask_str, len);  in tracing_cpumask_read()
5244 tracing_cpumask_write(struct file *filp, const char __user *ubuf,  in tracing_cpumask_write()  argument
5254 	err = cpumask_parse_user(ubuf, count, tracing_cpumask_new);  in tracing_cpumask_write()
5482 tracing_trace_options_write(struct file *filp, const char __user *ubuf,  in tracing_trace_options_write()  argument
5493 	if (copy_from_user(buf, ubuf, cnt))  in tracing_trace_options_write()
5810 tracing_readme_read(struct file *filp, char __user *ubuf,  in tracing_readme_read()  argument
5813 	return simple_read_from_buffer(ubuf, cnt, ppos,  in tracing_readme_read()
5960 tracing_saved_cmdlines_size_read(struct file *filp, char __user *ubuf,  in tracing_saved_cmdlines_size_read()  argument
5972 	return simple_read_from_buffer(ubuf, cnt, ppos, buf, r);  in tracing_saved_cmdlines_size_read()
5995 tracing_saved_cmdlines_size_write(struct file *filp, const char __user *ubuf,  in tracing_saved_cmdlines_size_write()  argument
6001 	ret = kstrtoul_from_user(ubuf, cnt, 10, &val);  in tracing_saved_cmdlines_size_write()
6202 tracing_set_trace_read(struct file *filp, char __user *ubuf,  in tracing_set_trace_read()  argument
6213 	return simple_read_from_buffer(ubuf, cnt, ppos, buf, r);  in tracing_set_trace_read()
6526 tracing_set_trace_write(struct file *filp, const char __user *ubuf,  in tracing_set_trace_write()  argument
6540 	if (copy_from_user(buf, ubuf, cnt))  in tracing_set_trace_write()
6557 tracing_nsecs_read(unsigned long *ptr, char __user *ubuf,  in tracing_nsecs_read()  argument
6567 	return simple_read_from_buffer(ubuf, cnt, ppos, buf, r);  in tracing_nsecs_read()
6571 tracing_nsecs_write(unsigned long *ptr, const char __user *ubuf,  in tracing_nsecs_write()  argument
6577 	ret = kstrtoul_from_user(ubuf, cnt, 10, &val);  in tracing_nsecs_write()
6587 tracing_thresh_read(struct file *filp, char __user *ubuf,  in tracing_thresh_read()  argument
6590 	return tracing_nsecs_read(&tracing_thresh, ubuf, cnt, ppos);  in tracing_thresh_read()
6594 tracing_thresh_write(struct file *filp, const char __user *ubuf,  in tracing_thresh_write()  argument
6601 	ret = tracing_nsecs_write(&tracing_thresh, ubuf, cnt, ppos);  in tracing_thresh_write()
6621 tracing_max_lat_read(struct file *filp, char __user *ubuf,  in tracing_max_lat_read()  argument
6626 	return tracing_nsecs_read(&tr->max_latency, ubuf, cnt, ppos);  in tracing_max_lat_read()
6630 tracing_max_lat_write(struct file *filp, const char __user *ubuf,  in tracing_max_lat_write()  argument
6635 	return tracing_nsecs_write(&tr->max_latency, ubuf, cnt, ppos);  in tracing_max_lat_write()
6794 tracing_read_pipe(struct file *filp, char __user *ubuf,  in tracing_read_pipe()  argument
6808 	sret = trace_seq_to_user(&iter->seq, ubuf, cnt);  in tracing_read_pipe()
6815 		sret = iter->trace->read(iter, filp, ubuf, cnt, ppos);  in tracing_read_pipe()
6882 	sret = trace_seq_to_user(&iter->seq, ubuf, cnt);  in tracing_read_pipe()
7039 tracing_entries_read(struct file *filp, char __user *ubuf,  in tracing_entries_read()  argument
7082 	ret = simple_read_from_buffer(ubuf, cnt, ppos, buf, r);  in tracing_entries_read()
7087 tracing_entries_write(struct file *filp, const char __user *ubuf,  in tracing_entries_write()  argument
7095 	ret = kstrtoul_from_user(ubuf, cnt, 10, &val);  in tracing_entries_write()
7115 tracing_total_entries_read(struct file *filp, char __user *ubuf,  in tracing_total_entries_read()  argument
7135 	return simple_read_from_buffer(ubuf, cnt, ppos, buf, r);  in tracing_total_entries_read()
7139 tracing_free_buffer_write(struct file *filp, const char __user *ubuf,  in tracing_free_buffer_write()  argument
7169 tracing_mark_write(struct file *filp, const char __user *ubuf,  in tracing_mark_write()  argument
7212 	len = __copy_from_user_inatomic(&entry->buf, ubuf, cnt);  in tracing_mark_write()
7246 tracing_mark_raw_write(struct file *filp, const char __user *ubuf,  in tracing_mark_raw_write()  argument
7287 	len = __copy_from_user_inatomic(&entry->id, ubuf, cnt);  in tracing_mark_raw_write()
7349 static ssize_t tracing_clock_write(struct file *filp, const char __user *ubuf,  in tracing_clock_write()  argument
7361 	if (copy_from_user(buf, ubuf, cnt))  in tracing_clock_write()
7514 tracing_snapshot_write(struct file *filp, const char __user *ubuf, size_t cnt,  in tracing_snapshot_write()  argument
7527 	ret = kstrtoul_from_user(ubuf, cnt, 10, &val);  in tracing_snapshot_write()
7619 static ssize_t tracing_buffers_read(struct file *filp, char __user *ubuf,
7765 trace_min_max_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos)  in trace_min_max_write()  argument
7774 	err = kstrtoull_from_user(ubuf, cnt, 10, &val);  in trace_min_max_write()
7811 trace_min_max_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos)  in trace_min_max_read()  argument
7828 	return simple_read_from_buffer(ubuf, cnt, ppos, buf, len);  in trace_min_max_read()
8162 tracing_buffers_read(struct file *filp, char __user *ubuf,  in tracing_buffers_read()  argument
8223 	ret = copy_to_user(ubuf, info->spare + info->read, size);  in tracing_buffers_read()
8471 tracing_stats_read(struct file *filp, char __user *ubuf,  in tracing_stats_read()  argument
8526 	count = simple_read_from_buffer(ubuf, count, ppos,  in tracing_stats_read()
8544 tracing_read_dyn_info(struct file *filp, char __user *ubuf,  in tracing_read_dyn_info()  argument
8561 	ret = simple_read_from_buffer(ubuf, cnt, ppos, buf, r);  in tracing_read_dyn_info()
8823 trace_options_read(struct file *filp, char __user *ubuf, size_t cnt,  in trace_options_read()  argument
8834 	return simple_read_from_buffer(ubuf, cnt, ppos, buf, 2);  in trace_options_read()
8838 trace_options_write(struct file *filp, const char __user *ubuf, size_t cnt,  in trace_options_write()  argument
8845 	ret = kstrtoul_from_user(ubuf, cnt, 10, &val);  in trace_options_write()
8929 trace_options_core_read(struct file *filp, char __user *ubuf, size_t cnt,  in trace_options_core_read()  argument
8944 	return simple_read_from_buffer(ubuf, cnt, ppos, buf, 2);  in trace_options_core_read()
8948 trace_options_core_write(struct file *filp, const char __user *ubuf, size_t cnt,  in trace_options_core_write()  argument
8959 	ret = kstrtoul_from_user(ubuf, cnt, 10, &val);  in trace_options_core_write()
9138 rb_simple_read(struct file *filp, char __user *ubuf,  in rb_simple_read()  argument
9148 	return simple_read_from_buffer(ubuf, cnt, ppos, buf, r);  in rb_simple_read()
9152 rb_simple_write(struct file *filp, const char __user *ubuf,  in rb_simple_write()  argument
9160 	ret = kstrtoul_from_user(ubuf, cnt, 10, &val);  in rb_simple_write()
9196 buffer_percent_read(struct file *filp, char __user *ubuf,  in buffer_percent_read()  argument
9206 	return simple_read_from_buffer(ubuf, cnt, ppos, buf, r);  in buffer_percent_read()
9210 buffer_percent_write(struct file *filp, const char __user *ubuf,  in buffer_percent_write()  argument
9217 	ret = kstrtoul_from_user(ubuf, cnt, 10, &val);  in buffer_percent_write()