From mboxrd@z Thu Jan 1 00:00:00 1970 From: ynorov@caviumnetworks.com (Yury Norov) Date: Fri, 8 Jan 2016 02:34:30 +0300 Subject: [PATCH v6 12/21] arm64:ilp32: share HWCAP between LP64 and ILP32 In-Reply-To: <1452209679-19445-1-git-send-email-ynorov@caviumnetworks.com> References: <1452209679-19445-1-git-send-email-ynorov@caviumnetworks.com> Message-ID: <1452209679-19445-13-git-send-email-ynorov@caviumnetworks.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Andrew Pinski Signed-off-by: Andrew Pinski Signed-off-by: Philipp Tomsich Signed-off-by: Christoph Muellner Signed-off-by: Yury Norov Reviewed-by: David Daney --- 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 400b80b..bdb1ae6 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 \ + : (u32) elf_hwcap) + +#define COMPAT_ELF_HWCAP2 \ + (is_a32_compat_task() \ + ? compat_elf_hwcap2 \ + : (u32) (elf_hwcap >> 32)) + #endif enum { -- 2.5.0