linux-kernel - [PATCH 2/6] x86/kvm: Rename the KVM private read

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250506092015.1849-3-jgross@suse.com>
Date: Tue,  6 May 2025 11:20:11 +0200
From: Juergen Gross <jgross@...e.com>
To: linux-kernel@...r.kernel.org,
	x86@...nel.org,
	kvm@...r.kernel.org
Cc: xin@...or.com,
	Juergen Gross <jgross@...e.com>,
	Sean Christopherson <seanjc@...gle.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Borislav Petkov <bp@...en8.de>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: [PATCH 2/6] x86/kvm: Rename the KVM private read_msr() function

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@...e.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