[hurd,commited] hurd: Add pointer guard support
Commit Message
* sysdeps/mach/hurd/i386/tls.h (THREAD_SET_POINTER_GUARD,
THREAD_COPY_POINTER_GUARD): New macros.
---
sysdeps/mach/hurd/i386/tls.h | 7 +++++++
1 file changed, 7 insertions(+)
@@ -303,6 +303,13 @@ out:
((descr)->stack_guard \
= THREAD_GETMEM (THREAD_SELF, stack_guard))
+/* Set the pointer guard field in the TCB head. */
+#define THREAD_SET_POINTER_GUARD(value) \
+ THREAD_SETMEM (THREAD_SELF, pointer_guard, value)
+#define THREAD_COPY_POINTER_GUARD(descr) \
+ ((descr)->pointer_guard \
+ = THREAD_GETMEM (THREAD_SELF, pointer_guard))
+
# include <mach/machine/thread_status.h>