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-rw-r--r--arch/x86/kernel/process_64.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index f9e033150cd..126f0b493d0 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -521,6 +521,18 @@ void set_personality_64bit(void)
current->personality &= ~READ_IMPLIES_EXEC;
}
+void set_personality_ia32(void)
+{
+ /* inherit personality from parent */
+
+ /* Make sure to be in 32bit mode */
+ set_thread_flag(TIF_IA32);
+ current->personality |= force_personality32;
+
+ /* Prepare the first "return" to user space */
+ current_thread_info()->status |= TS_COMPAT;
+}
+
unsigned long get_wchan(struct task_struct *p)
{
unsigned long stack;