linux-kernel - [RFC PATCH] x86/kvm: perf_ext

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]

Date:   Sat, 3 Feb 2018 04:03:02 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Janakarajan Natarajan <Janakarajan.Natarajan@....com>
Cc:     kbuild-all@...org, kvm@...r.kernel.org, x86@...nel.org,
        linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H . Peter Anvin" <hpa@...or.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Radim Krcmar <rkrcmar@...hat.com>,
        Len Brown <len.brown@...el.com>, Kyle Huey <me@...ehuey.com>,
        Tom Lendacky <thomas.lendacky@....com>,
        Borislav Petkov <bp@...e.de>,
        Grzegorz Andrejczuk <grzegorz.andrejczuk@...el.com>,
        Kan Liang <Kan.liang@...el.com>,
        Janakarajan Natarajan <Janakarajan.Natarajan@....com>
Subject: [RFC PATCH] x86/kvm: perf_ext_supported() can be static


Fixes: 60e6688e74ee ("x86/kvm: Expose AMD Core Perf Extension flag to guests")
Signed-off-by: Fengguang Wu <fengguang.wu@...el.com>
---
 cpuid.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index 0c991c6a..5cfd3c2 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -55,7 +55,7 @@ bool kvm_mpx_supported(void)
 }
 EXPORT_SYMBOL_GPL(kvm_mpx_supported);
 
-bool perf_ext_supported(void)
+static bool perf_ext_supported(void)
 {
 	return boot_cpu_has(X86_FEATURE_PERFCTR_CORE);
 }