diff options
| -rw-r--r-- | libshouldbeinlibc/wire.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/libshouldbeinlibc/wire.c b/libshouldbeinlibc/wire.c index a9435244..16b8319c 100644 --- a/libshouldbeinlibc/wire.c +++ b/libshouldbeinlibc/wire.c @@ -65,6 +65,7 @@ wire_segment_internal (vm_address_t start, mach_port_t object_name; vm_offset_t offset; error_t err; + volatile char *poke; do { @@ -83,12 +84,19 @@ wire_segment_internal (vm_address_t start, /* Set protection to allow all access possible */ vm_protect (mach_task_self (), addr, size, 0, max_protection); + /* Generate write faults */ + for (poke = (char *) addr; + (vm_address_t) poke < addr + size; + poke += vm_page_size) + *poke = *poke; + /* Wire pages */ vm_wire (host_priv, mach_task_self (), addr, size, max_protection); /* Set protection back to what it was */ vm_protect (mach_task_self (), addr, size, 0, protection); - + + mach_port_deallocate (mach_task_self (), object_name); len -= (addr - start) + size; |