linux-kernel - [PATCH] KVM: SVM: Do not issue virtual VMLOAD/VMSAVE supported-message

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Message-Id: <20170905170628.10211-1-bp@alien8.de>
Date:   Tue,  5 Sep 2017 19:06:28 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     KVM <kvm@...r.kernel.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Janakarajan Natarajan <Janakarajan.Natarajan@....com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Radim Krčmář <rkrcmar@...hat.com>
Subject: [PATCH] KVM: SVM: Do not issue virtual VMLOAD/VMSAVE supported-message

From: Borislav Petkov <bp@...e.de>

There's no need to issue that everytime during boot - we have the
/proc/cpuinfo flag for people and software to query.

Signed-off-by: Borislav Petkov <bp@...e.de>
Cc: Janakarajan Natarajan <Janakarajan.Natarajan@....com>
Cc: Paolo Bonzini <pbonzini@...hat.com>
Cc: Radim Krčmář <rkrcmar@...hat.com>
---
 arch/x86/kvm/svm.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 8dbd8dbc83eb..f25e5b930932 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -1101,11 +1101,8 @@ static __init int svm_hardware_setup(void)
 	if (vls) {
 		if (!npt_enabled ||
 		    !boot_cpu_has(X86_FEATURE_V_VMSAVE_VMLOAD) ||
-		    !IS_ENABLED(CONFIG_X86_64)) {
+		    !IS_ENABLED(CONFIG_X86_64))
 			vls = false;
-		} else {
-			pr_info("Virtual VMLOAD VMSAVE supported\n");
-		}
 	}
 
 	return 0;
-- 
2.13.0