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| author | Fuad Tabba <tabba@google.com> | 2021-08-17 09:11:22 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2021-08-20 11:12:17 +0100 |
| commit | d6c850dd6ce9ce4b410142a600d8c34dc041d860 (patch) | |
| tree | 06d088de53e1a24ec9a36d9c137a74d2a74027ae /arch/arm64/include/asm/kvm_asm.h | |
| parent | e6bc555c96990046d680ff92c8e2e7b6b43b509f (diff) | |
| download | linux-d6c850dd6ce9ce4b410142a600d8c34dc041d860.tar.bz2 | |
KVM: arm64: MDCR_EL2 is a 64-bit register
Fix the places in KVM that treat MDCR_EL2 as a 32-bit register.
More recent features (e.g., FEAT_SPEv1p2) use bits above 31.
No functional change intended.
Acked-by: Will Deacon <will@kernel.org>
Signed-off-by: Fuad Tabba <tabba@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210817081134.2918285-4-tabba@google.com
Diffstat (limited to 'arch/arm64/include/asm/kvm_asm.h')
| -rw-r--r-- | arch/arm64/include/asm/kvm_asm.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/kvm_asm.h b/arch/arm64/include/asm/kvm_asm.h index 9f0bf2109be7..63ead9060ab5 100644 --- a/arch/arm64/include/asm/kvm_asm.h +++ b/arch/arm64/include/asm/kvm_asm.h @@ -210,7 +210,7 @@ extern u64 __vgic_v3_read_vmcr(void); extern void __vgic_v3_write_vmcr(u32 vmcr); extern void __vgic_v3_init_lrs(void); -extern u32 __kvm_get_mdcr_el2(void); +extern u64 __kvm_get_mdcr_el2(void); #define __KVM_EXTABLE(from, to) \ " .pushsection __kvm_ex_table, \"a\"\n" \ |