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hurd: Add pointer guard support

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* sysdeps/mach/hurd/i386/tls.h (THREAD_SET_POINTER_GUARD,
THREAD_COPY_POINTER_GUARD): New macros.
This commit is contained in:
Samuel Thibault 2020-06-06 01:26:00 +00:00
parent ecfa912f42
commit 8fcc772da8
1 changed files with 7 additions and 0 deletions
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7
sysdeps/mach/hurd/i386/tls.h
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@ -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>