diff options
Diffstat (limited to 'linux-user/qemu.h')
| -rw-r--r-- | linux-user/qemu.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/linux-user/qemu.h b/linux-user/qemu.h index 22a4fec61d..bcc0b34f36 100644 --- a/linux-user/qemu.h +++ b/linux-user/qemu.h @@ -203,7 +203,8 @@ int target_msync(abi_ulong start, abi_ulong len, int flags); #define VERIFY_READ 0 #define VERIFY_WRITE 1 -#define access_ok(type,addr,size) (1) +#define access_ok(type,addr,size) \ + (page_check_range((target_ulong)addr,size,(type==VERIFY_READ)?PAGE_READ:PAGE_WRITE)==0) /* NOTE get_user and put_user use host addresses. */ #define __put_user(x,ptr)\ |