net/core/dev_ioctl.c

283 	struct kernel_hwtstamp_config kernel_cfg = {};
293 	kernel_cfg.ifr = ifr;
294 	err = dev_get_hwtstamp_phylib(dev, &kernel_cfg);
301 	if (!kernel_cfg.copied_to_user) {
302 		hwtstamp_config_from_kernel(&cfg, &kernel_cfg);
371 	struct kernel_hwtstamp_config kernel_cfg = {};
379 	hwtstamp_config_to_kernel(&kernel_cfg, &cfg);
380 	kernel_cfg.ifr = ifr;
382 	err = net_hwtstamp_validate(&kernel_cfg);
386 	err = dsa_conduit_hwtstamp_validate(dev, &kernel_cfg, &extack);
399 	err = dev_set_hwtstamp_phylib(dev, &kernel_cfg, &extack);
406 	if (!kernel_cfg.copied_to_user) {
407 		hwtstamp_config_from_kernel(&cfg, &kernel_cfg);
417 					struct kernel_hwtstamp_config *kernel_cfg)
423 	ifrr.ifr_ifru = kernel_cfg->ifr->ifr_ifru;
429 	kernel_cfg->ifr->ifr_ifru = ifrr.ifr_ifru;
430 	kernel_cfg->copied_to_user = true;
436 			       struct kernel_hwtstamp_config *kernel_cfg)
444 		return dev_get_hwtstamp_phylib(dev, kernel_cfg);
447 	return generic_hwtstamp_ioctl_lower(dev, SIOCGHWTSTAMP, kernel_cfg);
452 			       struct kernel_hwtstamp_config *kernel_cfg,
461 		return dev_set_hwtstamp_phylib(dev, kernel_cfg, extack);
464 	return generic_hwtstamp_ioctl_lower(dev, SIOCSHWTSTAMP, kernel_cfg);