diff options
| author |   Anshuman Khandual <anshuman.khandual@arm.com> | 2019-12-17 20:17:32 +0530 |
|---|---|---|
| committer |   Will Deacon <will@kernel.org> | 2020-01-15 11:13:27 +0000 |
| commit | 8e3747beff8c4533bf4f1a61b53e061266ef57db (patch) | |
| tree | e0cfe30d94ee49c8090d12c2d3c51af46e61ceb7 /arch/arm64/kvm | |
| parent | arm64: cpufeature: Export matrix and other features to userspace (diff) | |
| download | linux-dev-8e3747beff8c4533bf4f1a61b53e061266ef57db.tar.xz linux-dev-8e3747beff8c4533bf4f1a61b53e061266ef57db.zip | |
arm64: Introduce ID_ISAR6 CPU register
This adds basic building blocks required for ID_ISAR6 CPU register which
identifies support for various instruction implementation on AArch32 state.
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Marc Zyngier <maz@kernel.org>
Cc: James Morse <james.morse@arm.com>
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: linux-kernel@vger.kernel.org
Cc: kvmarm@lists.cs.columbia.edu
Acked-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
[will: Ensure SPECRES is treated the same as on A64]
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'arch/arm64/kvm')
| -rw-r--r-- | arch/arm64/kvm/sys_regs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 9f2165937f7d..3e909b117f0c 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -1424,7 +1424,7 @@ static const struct sys_reg_desc sys_reg_descs[] = { ID_SANITISED(ID_ISAR4_EL1), ID_SANITISED(ID_ISAR5_EL1), ID_SANITISED(ID_MMFR4_EL1), - ID_UNALLOCATED(2,7), + ID_SANITISED(ID_ISAR6_EL1), /* CRm=3 */ ID_SANITISED(MVFR0_EL1), |