diff options
Diffstat (limited to 'include/exec/cpu-all.h')
| -rw-r--r-- | include/exec/cpu-all.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/include/exec/cpu-all.h b/include/exec/cpu-all.h index 0b141683f0..f4fa94e966 100644 --- a/include/exec/cpu-all.h +++ b/include/exec/cpu-all.h @@ -159,8 +159,12 @@ extern unsigned long guest_base; extern int have_guest_base; extern unsigned long reserved_va; -#define GUEST_ADDR_MAX (reserved_va ? reserved_va : \ +#if HOST_LONG_BITS <= TARGET_VIRT_ADDR_SPACE_BITS +#define GUEST_ADDR_MAX (~0ul) +#else +#define GUEST_ADDR_MAX (reserved_va ? reserved_va - 1 : \ (1ul << TARGET_VIRT_ADDR_SPACE_BITS) - 1) +#endif #else #include "exec/hwaddr.h" |