sort_key_str      319 kernel/trace/trace_events_hist.c 	char		*sort_key_str;
sort_key_str     2094 kernel/trace/trace_events_hist.c 	kfree(attrs->sort_key_str);
sort_key_str     2143 kernel/trace/trace_events_hist.c 		attrs->sort_key_str = kstrdup(str + len, GFP_KERNEL);
sort_key_str     2144 kernel/trace/trace_events_hist.c 		if (!attrs->sort_key_str) {
sort_key_str     4832 kernel/trace/trace_events_hist.c 	char *fields_str = hist_data->attrs->sort_key_str;