diff options
| author | Andrew Scull <ascull@google.com> | 2020-09-15 13:46:32 +0300 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2020-09-15 20:39:02 +0300 |
| commit | b619d9aa8b385bdab747df596961d8fdddde4d52 (patch) | |
| tree | 017e178811d63555ab3d06b5fee6026ea181b6ff /arch/arm64/include/asm/kvm_hyp.h | |
| parent | 472fc011ccd30f05e0b39d71064777d39dd11cac (diff) | |
| download | linux-b619d9aa8b385bdab747df596961d8fdddde4d52.tar.xz | |
KVM: arm64: Introduce hyp context
During __guest_enter, save and restore from a new hyp context rather
than the host context. This is preparation for separation of the hyp and
host context in nVHE.
Signed-off-by: Andrew Scull <ascull@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20200915104643.2543892-9-ascull@google.com
Diffstat (limited to 'arch/arm64/include/asm/kvm_hyp.h')
| -rw-r--r-- | arch/arm64/include/asm/kvm_hyp.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/kvm_hyp.h b/arch/arm64/include/asm/kvm_hyp.h index 1e2491da324e..0b525e05e5bf 100644 --- a/arch/arm64/include/asm/kvm_hyp.h +++ b/arch/arm64/include/asm/kvm_hyp.h @@ -12,6 +12,7 @@ #include <asm/alternative.h> #include <asm/sysreg.h> +DECLARE_PER_CPU(struct kvm_cpu_context, kvm_hyp_ctxt); DECLARE_PER_CPU(unsigned long, kvm_hyp_vector); #define read_sysreg_elx(r,nvh,vh) \ @@ -89,7 +90,7 @@ void activate_traps_vhe_load(struct kvm_vcpu *vcpu); void deactivate_traps_vhe_put(void); #endif -u64 __guest_enter(struct kvm_vcpu *vcpu, struct kvm_cpu_context *host_ctxt); +u64 __guest_enter(struct kvm_vcpu *vcpu); void __noreturn hyp_panic(void); #ifdef __KVM_NVHE_HYPERVISOR__ |