224 			     struct erofs_device_info *dif, erofs_off_t *pos)  in erofs_init_device()  argument
237 	if (!dif->path) {  in erofs_init_device()
242 		dif->path = kmemdup_nul(dis->tag, sizeof(dis->tag), GFP_KERNEL);  in erofs_init_device()
243 		if (!dif->path)  in erofs_init_device()
248 		fscache = erofs_fscache_register_cookie(sb, dif->path, false);  in erofs_init_device()
251 		dif->fscache = fscache;  in erofs_init_device()
253 		bdev = blkdev_get_by_path(dif->path, FMODE_READ | FMODE_EXCL,  in erofs_init_device()
257 		dif->bdev = bdev;  in erofs_init_device()
258 		dif->dax_dev = fs_dax_get_by_bdev(bdev, &dif->dax_part_off,  in erofs_init_device()
262 	dif->blocks = le32_to_cpu(dis->blocks);  in erofs_init_device()
263 	dif->mapped_blkaddr = le32_to_cpu(dis->mapped_blkaddr);  in erofs_init_device()
264 	sbi->total_blocks += dif->blocks;  in erofs_init_device()
276 	struct erofs_device_info *dif;  in erofs_scan_devices()  local
298 		idr_for_each_entry(&sbi->devs->tree, dif, id) {  in erofs_scan_devices()
299 			err = erofs_init_device(&buf, sb, dif, &pos);  in erofs_scan_devices()
305 			dif = kzalloc(sizeof(*dif), GFP_KERNEL);  in erofs_scan_devices()
306 			if (!dif) {  in erofs_scan_devices()
311 			err = idr_alloc(&sbi->devs->tree, dif, 0, 0, GFP_KERNEL);  in erofs_scan_devices()
313 				kfree(dif);  in erofs_scan_devices()
318 			err = erofs_init_device(&buf, sb, dif, &pos);  in erofs_scan_devices()
518 	struct erofs_device_info *dif;  in erofs_fc_parse_param()  local
562 		dif = kzalloc(sizeof(*dif), GFP_KERNEL);  in erofs_fc_parse_param()
563 		if (!dif)  in erofs_fc_parse_param()
565 		dif->path = kstrdup(param->string, GFP_KERNEL);  in erofs_fc_parse_param()
566 		if (!dif->path) {  in erofs_fc_parse_param()
567 			kfree(dif);  in erofs_fc_parse_param()
571 		ret = idr_alloc(&ctx->devs->tree, dif, 0, 0, GFP_KERNEL);  in erofs_fc_parse_param()
574 			kfree(dif->path);  in erofs_fc_parse_param()
575 			kfree(dif);  in erofs_fc_parse_param()
855 	struct erofs_device_info *dif = ptr;  in erofs_release_device_info()  local
857 	fs_put_dax(dif->dax_dev, NULL);  in erofs_release_device_info()
858 	if (dif->bdev)  in erofs_release_device_info()
859 		blkdev_put(dif->bdev, FMODE_READ | FMODE_EXCL);  in erofs_release_device_info()
860 	erofs_fscache_unregister_cookie(dif->fscache);  in erofs_release_device_info()
861 	dif->fscache = NULL;  in erofs_release_device_info()
862 	kfree(dif->path);  in erofs_release_device_info()
863 	kfree(dif);  in erofs_release_device_info()