linux-kernel - [PATCH] x86/tsc: Make recalibrate_cpu

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-next>] [day] [month] [year] [list]

Message-Id: <20221217170511.21872-1-bp@alien8.de>
Date:   Sat, 17 Dec 2022 18:05:11 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     X86 ML <x86@...nel.org>
Cc:     LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] x86/tsc: Make recalibrate_cpu_khz() export GPL only

From: "Borislav Petkov (AMD)" <bp@...en8.de>

A quick search doesn't reveal any use outside of the kernel - which
would be questionable to begin with anyway - so make the export GPL
only.

Signed-off-by: Borislav Petkov (AMD) <bp@...en8.de>
---
 arch/x86/kernel/tsc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index a78e73da4a74..8979df1959d3 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -913,7 +913,7 @@ void recalibrate_cpu_khz(void)
 #endif
 }
 
-EXPORT_SYMBOL(recalibrate_cpu_khz);
+EXPORT_SYMBOL_GPL(recalibrate_cpu_khz);
 
 
 static unsigned long long cyc2ns_suspend;
-- 
2.35.1