[PATCH 11/24] ARM64: Add is_ilp32_compat_task and is_ilp32_compat_thread

Andrew Pinski
2014-09-03T21:20:39Z

This patch adds the functions which returns if the current task is an
ILP32 task and one returns if the thread is an ILP32 thread.

Signed-off-by: Andrew Pinski <apinski@cavium.com>
---
arch/arm64/include/asm/compat.h | 22 ++++++++++++++++++++++
1 files changed, 22 insertions(+), 0 deletions(-)

diff --git a/arch/arm64/include/asm/compat.h b/arch/arm64/include/asm/compat.h
index 8fcfb29..9082b27 100644
--- a/arch/arm64/include/asm/compat.h
+++ b/arch/arm64/include/asm/compat.h
@@ -332,5 +332,27 @@ static inline int is_a32_compat_thread(struct thread_info *thread)
}
#endif

+#ifdef CONFIG_ARM64_ILP32
+static inline int is_ilp32_compat_task(void)
+{
+ return test_thread_flag(TIF_32BIT) && !is_a32_compat_task();
+}
+static inline int is_ilp32_compat_thread(struct thread_info *thread)
+{
+ return test_ti_thread_flag(thread, TIF_32BIT) &&
+ !is_a32_compat_thread(thread);
+}
+#else
+static inline int is_ilp32_compat_task(void)
+{
+ return 0;
+}
+static inline int is_ilp32_compat_thread(struct thread_info *thread)
+{
+ return 0;
+}
+#endif
+
+
#endif /* __KERNEL__ */
#endif /* __ASM_COMPAT_H */
--
1.7.2.5