extmap            712 arch/x86/kernel/e820.c 	struct boot_e820_entry *extmap;
extmap            716 arch/x86/kernel/e820.c 	entries = sdata->len / sizeof(*extmap);
extmap            717 arch/x86/kernel/e820.c 	extmap = (struct boot_e820_entry *)(sdata->data);
extmap            719 arch/x86/kernel/e820.c 	__append_e820_table(extmap, entries);