[PATCH] x86_64: Make sure is_compat_task works early

Previously it would only work in the first 32bit system call, not during
early process setup.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/arch/x86_64/kernel/process.c b/arch/x86_64/kernel/process.c
index 52c03f6..dcb77b4 100644 (file)
--- a/arch/x86_64/kernel/process.c
+++ b/arch/x86_64/kernel/process.c
@@ -364,8 +364,11 @@ void flush_thread(void)
        struct task_struct *tsk = current;
        struct thread_info *t = current_thread_info();
 
-       if (t->flags & _TIF_ABI_PENDING)
+       if (t->flags & _TIF_ABI_PENDING) {
                t->flags ^= (_TIF_ABI_PENDING | _TIF_IA32);
+               if (t->flags & _TIF_IA32)
+                       current_thread_info()->status |= TS_COMPAT;
+       }
 
        tsk->thread.debugreg0 = 0;
        tsk->thread.debugreg1 = 0;