__start_gate_section 22 arch/ia64/include/asm/sections.h extern char __start_gate_section[]; __start_gate_section 246 arch/ia64/mm/init.c page = virt_to_page(ia64_imva(__start_gate_section)); __start_gate_section 249 arch/ia64/mm/init.c page = virt_to_page(ia64_imva(__start_gate_section + PAGE_SIZE));