[PATCH 2/6] x86/kvm: Rename the KVM private read_msr() function

Juergen Gross
2025-05-06T09:20:36Z

Avoid a name clash with a new general MSR access helper after a future
MSR infrastructure rework by renaming the KVM specific read_msr() to
kvm_read_msr().

Signed-off-by: Juergen Gross <jgross@suse.com>
---
arch/x86/include/asm/kvm_host.h | 2 +-
arch/x86/kvm/vmx/vmx.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 9c971f846108..308f7020dc9d 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -2275,7 +2275,7 @@ static inline void kvm_load_ldt(u16 sel)
}

#ifdef CONFIG_X86_64
-static inline unsigned long read_msr(unsigned long msr)
+static inline unsigned long kvm_read_msr(unsigned long msr)
{
u64 value;

diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 63de5f6051e5..5a5f3c57363c 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -1335,8 +1335,8 @@ void vmx_prepare_switch_to_guest(struct kvm_vcpu *vcpu)
} else {
savesegment(fs, fs_sel);
savesegment(gs, gs_sel);
- fs_base = read_msr(MSR_FS_BASE);
- vmx->msr_host_kernel_gs_base = read_msr(MSR_KERNEL_GS_BASE);
+ fs_base = kvm_read_msr(MSR_FS_BASE);
+ vmx->msr_host_kernel_gs_base = kvm_read_msr(MSR_KERNEL_GS_BASE);
}

wrmsrq(MSR_KERNEL_GS_BASE, vmx->msr_guest_kernel_gs_base);
--
2.43.0