linux-kernel - [PATCH] kvm: x86: Mark __kvm_vcpu

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Message-Id: <1610161772-5144-1-git-send-email-jrdr.linux@gmail.com>
Date:   Sat,  9 Jan 2021 08:39:32 +0530
From:   Souptick Joarder <jrdr.linux@...il.com>
To:     pbonzini@...hat.com, seanjc@...gle.com, vkuznets@...hat.com,
        wanpengli@...cent.com, jmattson@...gle.com, joro@...tes.org,
        tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, hpa@...or.com
Cc:     x86@...nel.org, kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Souptick Joarder <jrdr.linux@...il.com>
Subject: [PATCH] kvm: x86: Mark __kvm_vcpu_halt() as static

Kernel test robot throws below warning ->

>> arch/x86/kvm/x86.c:7979:5: warning: no previous prototype for
>> '__kvm_vcpu_halt' [-Wmissing-prototypes]
    7979 | int __kvm_vcpu_halt(struct kvm_vcpu *vcpu, int state, int
reason)
         |     ^~~~~~~~~~~~~~~

Marking __kvm_vcpu_halt() as static as it is used inside this file.

Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: Souptick Joarder <jrdr.linux@...il.com>
---
 arch/x86/kvm/x86.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 61499e1..c2fdf14 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -109,6 +109,7 @@
 static void __kvm_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags);
 static void store_regs(struct kvm_vcpu *vcpu);
 static int sync_regs(struct kvm_vcpu *vcpu);
+static int __kvm_vcpu_halt(struct kvm_vcpu *vcpu, int state, int reason);
 
 struct kvm_x86_ops kvm_x86_ops __read_mostly;
 EXPORT_SYMBOL_GPL(kvm_x86_ops);
@@ -7976,7 +7977,7 @@ void kvm_arch_exit(void)
 	kmem_cache_destroy(x86_fpu_cache);
 }
 
-int __kvm_vcpu_halt(struct kvm_vcpu *vcpu, int state, int reason)
+static int __kvm_vcpu_halt(struct kvm_vcpu *vcpu, int state, int reason)
 {
 	++vcpu->stat.halt_exits;
 	if (lapic_in_kernel(vcpu)) {
-- 
1.9.1