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| author | Marc Zyngier <marc.zyngier@arm.com> | 2018-03-14 13:28:50 +0000 |
|---|---|---|
| committer | Marc Zyngier <marc.zyngier@arm.com> | 2018-03-19 13:05:49 +0000 |
| commit | 4340ba80bd3a310d8eb9011df2e63c6371e28113 (patch) | |
| tree | ed16dad493a415c7c040539e15f546e082ce5491 /arch/arm64/include | |
| parent | 7e80f637fd8bcdd777d3841a43f76563ffd2985a (diff) | |
| download | op-kernel-dev-4340ba80bd3a310d8eb9011df2e63c6371e28113.zip op-kernel-dev-4340ba80bd3a310d8eb9011df2e63c6371e28113.tar.gz | |
arm64: KVM: Move BP hardening vectors into .hyp.text section
There is no reason why the BP hardening vectors shouldn't be part
of the HYP text at compile time, rather than being mapped at runtime.
Also introduce a new config symbol that controls the compilation
of bpi.S.
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'arch/arm64/include')
| -rw-r--r-- | arch/arm64/include/asm/kvm_mmu.h | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/arm64/include/asm/kvm_mmu.h b/arch/arm64/include/asm/kvm_mmu.h index 8cd37ea..65dc225 100644 --- a/arch/arm64/include/asm/kvm_mmu.h +++ b/arch/arm64/include/asm/kvm_mmu.h @@ -380,9 +380,7 @@ static inline void *kvm_get_hyp_vector(void) static inline int kvm_map_vectors(void) { - return create_hyp_mappings(kvm_ksym_ref(__bp_harden_hyp_vecs_start), - kvm_ksym_ref(__bp_harden_hyp_vecs_end), - PAGE_HYP_EXEC); + return 0; } #else |
