tegrakernel/kernel/kernel-4.9/arch/x86/mm/physaddr.h

11 lines
192 B
C

#include <asm/processor.h>
static inline int phys_addr_valid(resource_size_t addr)
{
#ifdef CONFIG_PHYS_ADDR_T_64BIT
return !(addr >> boot_cpu_data.x86_phys_bits);
#else
return 1;
#endif
}