Author: Edd Barrett <[email protected]>
Branch: asmmemmgr-for-code-only
Changeset: r86839:5e719144f315
Date: 2016-09-02 16:13 +0100
http://bitbucket.org/pypy/pypy/changeset/5e719144f315/
Log: Another W^X site.
diff --git a/rpython/rlib/clibffi.py b/rpython/rlib/clibffi.py
--- a/rpython/rlib/clibffi.py
+++ b/rpython/rlib/clibffi.py
@@ -8,7 +8,7 @@
from rpython.rlib.unroll import unrolling_iterable
from rpython.rlib.rarithmetic import intmask, is_emulated_long
from rpython.rlib.objectmodel import we_are_translated
-from rpython.rlib.rmmap import alloc
+from rpython.rlib.rmmap import alloc, set_pages_executable, set_pages_writable
from rpython.rlib.rdynload import dlopen, dlclose, dlsym, dlsym_byordinal
from rpython.rlib.rdynload import DLOpenError, DLLHANDLE
from rpython.rlib import jit, rposix
@@ -446,10 +446,13 @@
def _more(self):
chunk = rffi.cast(CLOSURES, alloc(CHUNK))
count = CHUNK//rffi.sizeof(FFI_CLOSUREP.TO)
+ chunk_p = rffi.cast(rffi.CCHARP, chunk)
+ set_pages_writable(chunk_p, CHUNK)
for i in range(count):
rffi.cast(rffi.VOIDPP, chunk)[0] = self.free_list
self.free_list = rffi.cast(rffi.VOIDP, chunk)
chunk = rffi.ptradd(chunk, 1)
+ set_pages_executable(chunk_p, CHUNK)
def alloc(self):
if not self.free_list:
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