Reply-To: Sean Christopherson <seanjc@google.com>
Date:   Fri, 24 Feb 2023 11:28:32 -0800
Mime-Version: 1.0
Message-ID: <20230224192832.1286267-1-seanjc@google.com>
Subject: [PATCH] KVM: MIPS: Make kvm_mips_callbacks const
From:   Sean Christopherson <seanjc@google.com>
To:     Huacai Chen <chenhuacai@kernel.org>,
        Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>
Cc:     linux-mips@vger.kernel.org, kvm@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        "=?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?=" <philmd@linaro.org>,
        Sean Christopherson <seanjc@google.com>
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Precedence: bulk

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@lina=
ro.org
Suggested-by: Philippe Mathieu-Daud=C3=A9 <philmd@linaro.org>
Signed-off-by: Sean Christopherson <seanjc@google.com>
---
 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_h=
ost.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);
=20
 /* 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 =3D=
 {
 };
=20
 /* FIXME: Get rid of the callbacks now that trap-and-emulate is gone. */
-struct kvm_mips_callbacks *kvm_mips_callbacks =3D &kvm_vz_callbacks;
+const struct kvm_mips_callbacks * const kvm_mips_callbacks =3D &kvm_vz_cal=
lbacks;
=20
 int kvm_mips_emulation_init(void)
 {

base-commit: 3ad108511e1c19ff3a3fcb9a39b3eaebf4dd4054
--=20
2.39.2.722.g9855ee24e9-goog