linux-kernel - [PATCH] KVM: x86: set varaiable mitigate_smt

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Date:   Mon,  3 Apr 2023 21:01:41 -0400
From:   Tom Rix <trix@...hat.com>
To:     seanjc@...gle.com, pbonzini@...hat.com, tglx@...utronix.de,
        mingo@...hat.com, bp@...en8.de, dave.hansen@...ux.intel.com,
        hpa@...or.com
Cc:     x86@...nel.org, kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Tom Rix <trix@...hat.com>
Subject: [PATCH] KVM: x86: set varaiable mitigate_smt_rsb storage-class-specifier to static

smatch reports
arch/x86/kvm/x86.c:199:20: warning: symbol
  'mitigate_smt_rsb' was not declared. Should it be static?

This variable is only used in one file so it should be static.

Signed-off-by: Tom Rix <trix@...hat.com>
---
 arch/x86/kvm/x86.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 8bb8f226f51f..4ce3411d35f3 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -196,7 +196,7 @@ bool __read_mostly eager_page_split = true;
 module_param(eager_page_split, bool, 0644);
 
 /* Enable/disable SMT_RSB bug mitigation */
-bool __read_mostly mitigate_smt_rsb;
+static bool __read_mostly mitigate_smt_rsb;
 module_param(mitigate_smt_rsb, bool, 0444);
 
 /*
-- 
2.27.0