diff options
| author | Catalin Marinas <catalin.marinas@arm.com> | 2014-11-17 10:37:40 +0000 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2014-11-17 10:43:42 +0000 |
| commit | 7d57511d2dba03a8046c8b428dd9192a4bfc1e73 (patch) | |
| tree | 75fd94bbbe0a810668c65f950aa085715b463d1b /arch/arm64/kernel | |
| parent | fb7332a9fedfd62b1ba6530c86f39f0fa38afd49 (diff) | |
arm64: Add COMPAT_HWCAP_LPAE
Commit a469abd0f868 (ARM: elf: add new hwcap for identifying atomic
ldrd/strd instructions) introduces HWCAP_ELF for 32-bit ARM
applications. As LPAE is always present on arm64, report the
corresponding compat HWCAP to user space.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: <stable@vger.kernel.org> # 3.11+
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/kernel')
| -rw-r--r-- | arch/arm64/kernel/setup.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c index 831c97fe1ae9..2e17bd3806c8 100644 --- a/arch/arm64/kernel/setup.c +++ b/arch/arm64/kernel/setup.c @@ -73,7 +73,8 @@ EXPORT_SYMBOL_GPL(elf_hwcap); COMPAT_HWCAP_FAST_MULT|COMPAT_HWCAP_EDSP|\ COMPAT_HWCAP_TLS|COMPAT_HWCAP_VFP|\ COMPAT_HWCAP_VFPv3|COMPAT_HWCAP_VFPv4|\ - COMPAT_HWCAP_NEON|COMPAT_HWCAP_IDIV) + COMPAT_HWCAP_NEON|COMPAT_HWCAP_IDIV|\ + COMPAT_HWCAP_LPAE) unsigned int compat_elf_hwcap __read_mostly = COMPAT_ELF_HWCAP_DEFAULT; unsigned int compat_elf_hwcap2 __read_mostly; #endif |