Changeset 28c35e2

Timestamp:

Dec 17, 2020, 10:47:41 AM (4 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

39d22ef

Parents:

852ae0ea

Message:

Fixed startup to use proper protections

File:

• libcfa/src/concurrency/kernel/startup.cfa (modified) (2 diffs)

libcfa/src/concurrency/kernel/startup.cfa

@@ -118 +118 @@
 
 extern size_t __page_size;
+extern int __map_prot;
 
 //-----------------------------------------------------------------------------
@@ -727 +728 @@
                 __cfaabi_dbg_debug_do(
                         // pthread has no mechanism to create the guard page in user supplied stack.
-                        if ( mprotect( stack, __page_size, PROT_READ | PROT_WRITE ) == -1 ) {
+                        if ( mprotect( stack, __page_size, __map_prot ) == -1 ) {
                                 abort( "mprotect : internal error, mprotect failure, error(%d) %s.", errno, strerror( errno ) );
                         } // if