534 	struct dev_ext_attribute *ea;  in etm_perf_sink_name_show()  local
536 	ea = container_of(dattr, struct dev_ext_attribute, attr);  in etm_perf_sink_name_show()
537 	return scnprintf(buf, PAGE_SIZE, "0x%lx\n", (unsigned long)(ea->var));  in etm_perf_sink_name_show()
547 	struct dev_ext_attribute *ea;  in etm_perf_add_symlink_sink()  local
553 	if (csdev->ea != NULL)  in etm_perf_add_symlink_sink()
559 	ea = devm_kzalloc(dev, sizeof(*ea), GFP_KERNEL);  in etm_perf_add_symlink_sink()
560 	if (!ea)  in etm_perf_add_symlink_sink()
567 	sysfs_attr_init(&ea->attr.attr);  in etm_perf_add_symlink_sink()
568 	ea->attr.attr.name = devm_kstrdup(dev, name, GFP_KERNEL);  in etm_perf_add_symlink_sink()
569 	if (!ea->attr.attr.name)  in etm_perf_add_symlink_sink()
572 	ea->attr.attr.mode = 0444;  in etm_perf_add_symlink_sink()
573 	ea->attr.show = etm_perf_sink_name_show;  in etm_perf_add_symlink_sink()
574 	ea->var = (unsigned long *)hash;  in etm_perf_add_symlink_sink()
577 				      &ea->attr.attr, "sinks");  in etm_perf_add_symlink_sink()
580 		csdev->ea = ea;  in etm_perf_add_symlink_sink()
588 	struct dev_ext_attribute *ea = csdev->ea;  in etm_perf_del_symlink_sink()  local
594 	if (!ea)  in etm_perf_del_symlink_sink()
598 				     &ea->attr.attr, "sinks");  in etm_perf_del_symlink_sink()
599 	csdev->ea = NULL;  in etm_perf_del_symlink_sink()