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authorArd Biesheuvel <ard.biesheuvel@linaro.org>2014-03-03 07:34:45 +0000
committerCatalin Marinas <catalin.marinas@arm.com>2014-03-04 08:05:59 +0000
commit28964d32d495a0753986d464c48c8e1ae73699be (patch)
treeb1a098505b7bc1ae998cbdec31c9b0c15ffbd1a5 /arch/arm64/kernel/setup.c
parent66d6e3b385778c2eef3b172a037235516207393e (diff)
downloadlwn-28964d32d495a0753986d464c48c8e1ae73699be.tar.gz
lwn-28964d32d495a0753986d464c48c8e1ae73699be.zip
arm64: add AT_HWCAP2 support for 32-bit compat
Add support for the ELF auxv entry AT_HWCAP2 when running 32-bit ELF binaries in compat mode. Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/kernel/setup.c')
-rw-r--r--arch/arm64/kernel/setup.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index c8e9effe52e1..349c49260f09 100644
--- a/arch/arm64/kernel/setup.c
+++ b/arch/arm64/kernel/setup.c
@@ -69,6 +69,7 @@ EXPORT_SYMBOL_GPL(elf_hwcap);
COMPAT_HWCAP_VFPv3|COMPAT_HWCAP_VFPv4|\
COMPAT_HWCAP_NEON|COMPAT_HWCAP_IDIV)
unsigned int compat_elf_hwcap __read_mostly = COMPAT_ELF_HWCAP_DEFAULT;
+unsigned int compat_elf_hwcap2 __read_mostly;
#endif
static const char *cpu_name;