linux-kernel - [PATCH 1/4] x86/bugs: Drop unnecessary export of "x86_spec_ctrl

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Message-ID: <20251112173944.1380633-2-seanjc@google.com>
Date: Wed, 12 Nov 2025 09:39:41 -0800
From: Sean Christopherson <seanjc@...gle.com>
To: Andy Lutomirski <luto@...nel.org>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, 
	Borislav Petkov <bp@...en8.de>, Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org, 
	Xin Li <xin@...or.com>, "H. Peter Anvin" <hpa@...or.com>, Peter Zijlstra <peterz@...radead.org>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>, 
	Sean Christopherson <seanjc@...gle.com>, Paolo Bonzini <pbonzini@...hat.com>, 
	Josh Poimboeuf <jpoimboe@...nel.org>, Jarkko Sakkinen <jarkko@...nel.org>, 
	"Kirill A. Shutemov" <kas@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org, 
	kvm@...r.kernel.org, linux-sgx@...r.kernel.org, linux-coco@...ts.linux.dev, 
	Kai Huang <kai.huang@...el.com>
Subject: [PATCH 1/4] x86/bugs: Drop unnecessary export of "x86_spec_ctrl_base"

Don't export x86_spec_ctrl_base as it's used only in bugs.c and process.c,
neither of which can be built into a module.

No functional change intended.

Signed-off-by: Sean Christopherson <seanjc@...gle.com>
---
 arch/x86/kernel/cpu/bugs.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index d7fa03bf51b4..57c1d0ed36a5 100644
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -102,7 +102,6 @@ static void __init vmscape_apply_mitigation(void);
 
 /* The base value of the SPEC_CTRL MSR without task-specific bits set */
 u64 x86_spec_ctrl_base;
-EXPORT_SYMBOL_GPL(x86_spec_ctrl_base);
 
 /* The current value of the SPEC_CTRL MSR with task-specific bits set */
 DEFINE_PER_CPU(u64, x86_spec_ctrl_current);
-- 
2.51.2.1041.gc1ab5b90ca-goog