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authorHeiko Carstens <heiko.carstens@de.ibm.com>2009-06-12 10:26:25 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2009-06-12 10:27:30 +0200
commit7757591ab4a36314a258e181dbf0994415c288c2 (patch)
tree99b414c90dbc7889f7738a795122805f167a00af /arch/s390/mm/fault.c
parentd90cbd469c9c7c1494fc2084af9319e6a557368b (diff)
downloadop-kernel-dev-7757591ab4a36314a258e181dbf0994415c288c2.zip
op-kernel-dev-7757591ab4a36314a258e181dbf0994415c288c2.tar.gz
[S390] implement is_compat_task
Implement is_compat_task and use it all over the place. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/mm/fault.c')
-rw-r--r--arch/s390/mm/fault.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index 833e836..220a152 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -19,6 +19,7 @@
#include <linux/ptrace.h>
#include <linux/mman.h>
#include <linux/mm.h>
+#include <linux/compat.h>
#include <linux/smp.h>
#include <linux/kdebug.h>
#include <linux/smp_lock.h>
@@ -239,7 +240,7 @@ static int signal_return(struct mm_struct *mm, struct pt_regs *regs,
up_read(&mm->mmap_sem);
clear_tsk_thread_flag(current, TIF_SINGLE_STEP);
#ifdef CONFIG_COMPAT
- compat = test_tsk_thread_flag(current, TIF_31BIT);
+ compat = is_compat_task();
if (compat && instruction == 0x0a77)
sys32_sigreturn();
else if (compat && instruction == 0x0aad)
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