Ensure that KERNBASE is no less than the virtual address -2GB.

This commit is contained in:
Alan Cox 2008-06-23 15:22:53 +00:00
parent e2a76fa732
commit bd4328d3a6

View File

@ -158,7 +158,7 @@
#define DMAP_MIN_ADDRESS KVADDR(DMPML4I, 0, 0, 0)
#define DMAP_MAX_ADDRESS KVADDR(DMPML4I+1, 0, 0, 0)
#define KERNBASE KVADDR(KPML4I, KPDPI, 0, 0)
#define KERNBASE MAX(0xffffffff80000000ul, VM_MIN_KERNEL_ADDRESS)
#define UPT_MAX_ADDRESS KVADDR(PML4PML4I, PML4PML4I, PML4PML4I, PML4PML4I)
#define UPT_MIN_ADDRESS KVADDR(PML4PML4I, 0, 0, 0)