[PATCH] KVM: MIPS: Make kvm_mips_callbacks const

From: Sean Christopherson
Date: Fri Feb 24 2023 - 14:28:40 EST


Make kvm_mips_callbacks fully const as it's now hardcoded to point at
kvm_vz_callbacks, the only remaining the set of callbacks.

Link: https://lore.kernel.org/all/beb697c2-dfad-780e-4638-76b229f28731@xxxxxxxxxx
Suggested-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
Signed-off-by: Sean Christopherson <seanjc@xxxxxxxxxx>
---
arch/mips/include/asm/kvm_host.h | 2 +-
arch/mips/kvm/vz.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/mips/include/asm/kvm_host.h b/arch/mips/include/asm/kvm_host.h
index 2803c9c21ef9..957121a495f0 100644
--- a/arch/mips/include/asm/kvm_host.h
+++ b/arch/mips/include/asm/kvm_host.h
@@ -757,7 +757,7 @@ struct kvm_mips_callbacks {
int (*vcpu_run)(struct kvm_vcpu *vcpu);
void (*vcpu_reenter)(struct kvm_vcpu *vcpu);
};
-extern struct kvm_mips_callbacks *kvm_mips_callbacks;
+extern const struct kvm_mips_callbacks * const kvm_mips_callbacks;
int kvm_mips_emulation_init(void);

/* Debug: dump vcpu state */
diff --git a/arch/mips/kvm/vz.c b/arch/mips/kvm/vz.c
index dafab003ea0d..3d21cbfa7443 100644
--- a/arch/mips/kvm/vz.c
+++ b/arch/mips/kvm/vz.c
@@ -3305,7 +3305,7 @@ static struct kvm_mips_callbacks kvm_vz_callbacks = {
};

/* FIXME: Get rid of the callbacks now that trap-and-emulate is gone. */
-struct kvm_mips_callbacks *kvm_mips_callbacks = &kvm_vz_callbacks;
+const struct kvm_mips_callbacks * const kvm_mips_callbacks = &kvm_vz_callbacks;

int kvm_mips_emulation_init(void)
{

base-commit: 3ad108511e1c19ff3a3fcb9a39b3eaebf4dd4054
--
2.39.2.722.g9855ee24e9-goog