73 	void *fdt;  member
74 	struct mutex lock; /* protects KHO FDT */
496 /* Returns physical address of the preserved memory map from FDT */
497 static phys_addr_t __init kho_get_mem_map_phys(const void *fdt)  in kho_get_mem_map_phys()  argument
502 	mem_ptr = fdt_getprop(fdt, 0, KHO_FDT_MEMORY_MAP_PROP_NAME, &len);  in kho_get_mem_map_phys()
734  * Creates a new child node named @name in KHO root FDT and records
747 	void *root_fdt = kho_out.fdt;  in kho_add_subtree()
793 	void *root_fdt = kho_out.fdt;  in kho_remove_subtree()
1296  * operation with KHO enabled, by verifying that a valid KHO FDT
1324 	const void *fdt = kho_get_fdt();  in kho_retrieve_subtree()  local
1328 	if (!fdt)  in kho_retrieve_subtree()
1334 	offset = fdt_subnode_offset(fdt, 0, name);  in kho_retrieve_subtree()
1338 	val = fdt_getprop(fdt, offset, KHO_SUB_TREE_PROP_NAME, &len);  in kho_retrieve_subtree()
1344 	val = fdt_getprop(fdt, offset, KHO_SUB_TREE_SIZE_PROP_NAME, &len);  in kho_retrieve_subtree()
1358 static int __init kho_mem_retrieve(const void *fdt)  in kho_mem_retrieve()  argument
1364 	/* Retrieve the KHO radix tree from passed-in FDT. */  in kho_mem_retrieve()
1365 	mem = fdt_getprop(fdt, 0, KHO_FDT_MEMORY_MAP_PROP_NAME, &len);  in kho_mem_retrieve()
1383 	void *root = kho_out.fdt;  in kho_out_fdt_setup()
1478 static int __init kho_kexec_metadata_init(const void *fdt)  in kho_kexec_metadata_init()  argument
1482 	if (fdt)  in kho_kexec_metadata_init()
1497 	const void *fdt = kho_get_fdt();  in kho_init()  local
1509 	kho_out.fdt = kho_alloc_preserve(PAGE_SIZE);  in kho_init()
1510 	if (IS_ERR(kho_out.fdt)) {  in kho_init()
1511 		err = PTR_ERR(kho_out.fdt);  in kho_init()
1527 	err = kho_kexec_metadata_init(fdt);  in kho_init()
1531 	if (fdt) {  in kho_init()
1532 		kho_in_debugfs_init(&kho_in.dbg, fdt);  in kho_init()
1555 	WARN_ON_ONCE(kho_debugfs_blob_add(&kho_out.dbg, "fdt",  in kho_init()
1556 					  kho_out.fdt,  in kho_init()
1557 					  fdt_totalsize(kho_out.fdt), true));  in kho_init()
1562 	kho_unpreserve_free(kho_out.fdt);  in kho_init()
1567 	kho_out.fdt = NULL;  in kho_init()
1622 	void *fdt = NULL;  in kho_populate()  local
1626 	/* Validate the input FDT */  in kho_populate()
1627 	fdt = early_memremap(fdt_phys, fdt_len);  in kho_populate()
1628 	if (!fdt) {  in kho_populate()
1629 		pr_warn("setup: failed to memremap FDT (0x%llx)\n", fdt_phys);  in kho_populate()
1632 	err = fdt_check_header(fdt);  in kho_populate()
1634 		pr_warn("setup: handover FDT (0x%llx) is invalid: %d\n",  in kho_populate()
1638 	err = fdt_node_check_compatible(fdt, 0, KHO_FDT_COMPATIBLE);  in kho_populate()
1640 		pr_warn("setup: handover FDT (0x%llx) is incompatible with '%s': %d\n",  in kho_populate()
1645 	mem_map_phys = kho_get_mem_map_phys(fdt);  in kho_populate()
1696 	early_memunmap(fdt, fdt_len);  in kho_populate()
1713 	image->kho.fdt = virt_to_phys(kho_out.fdt);  in kho_fill_kimage()