[PATCH v6 09/19] arm64:ilp32: share HWCAP between LP64 and ILP32

Yury Norov
2015-11-17T21:16:49Z

From: Andrew Pinski <apinski@cavium.com>

Reviewed-by: David Daney <ddaney@caviumnetworks.com>

Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Signed-off-by: Christoph Muellner <christoph.muellner@theobroma-systems.com>
Signed-off-by: Yury Norov <ynorov@caviumnetworks.com>
Signed-off-by: Andrew Pinski <Andrew.Pinski@caviumnetworks.com>
---
arch/arm64/include/asm/hwcap.h | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/include/asm/hwcap.h b/arch/arm64/include/asm/hwcap.h
index 0ad7351..1e5361e 100644
--- a/arch/arm64/include/asm/hwcap.h
+++ b/arch/arm64/include/asm/hwcap.h
@@ -47,9 +47,17 @@
#define ELF_HWCAP (elf_hwcap)

#ifdef CONFIG_COMPAT
-#define COMPAT_ELF_HWCAP (compat_elf_hwcap)
-#define COMPAT_ELF_HWCAP2 (compat_elf_hwcap2)
extern unsigned int compat_elf_hwcap, compat_elf_hwcap2;
+#define COMPAT_ELF_HWCAP \
+ (is_a32_compat_task() \
+ ? compat_elf_hwcap \
+ : elf_hwcap)
+
+#define COMPAT_ELF_HWCAP2 \
+ (is_a32_compat_task() \
+ ? compat_elf_hwcap2 \
+ : 0)
+
#endif

extern unsigned long elf_hwcap;
--
2.1.4