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Message-ID: <20240206173911.4131670-4-vschneid@redhat.com>
Date: Tue,  6 Feb 2024 18:39:09 +0100
From: Valentin Schneider <vschneid@...hat.com>
To: linux-kernel@...r.kernel.org,
	kvm@...r.kernel.org,
	linux-arch@...r.kernel.org,
	x86@...nel.org
Cc: Sean Christopherson <seanjc@...gle.com>,
	Josh Poimboeuf <jpoimboe@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Borislav Petkov <bp@...en8.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>,
	Ingo Molnar <mingo@...hat.com>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Wanpeng Li <wanpengli@...cent.com>,
	Vitaly Kuznetsov <vkuznets@...hat.com>,
	Arnd Bergmann <arnd@...db.de>,
	Jason Baron <jbaron@...mai.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Ard Biesheuvel <ardb@...nel.org>,
	Frederic Weisbecker <frederic@...nel.org>,
	"Paul E. McKenney" <paulmck@...nel.org>,
	Feng Tang <feng.tang@...el.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Mike Rapoport (IBM)" <rppt@...nel.org>,
	Vlastimil Babka <vbabka@...e.cz>,
	David Hildenbrand <david@...hat.com>,
	"ndesaulniers@...gle.com" <ndesaulniers@...gle.com>,
	Michael Kelley <mikelley@...rosoft.com>,
	"Masami Hiramatsu (Google)" <mhiramat@...nel.org>
Subject: [PATCH v2 3/5] x86/kvm: Make kvm_async_pf_enabled __ro_after_init

kvm_async_pf_enabled is only ever enabled in __init kvm_guest_init(), so
mark it as __ro_after_init.

Reviewed-by: Sean Christopherson <seanjc@...gle.com>
Signed-off-by: Valentin Schneider <vschneid@...hat.com>
Acked-by: Josh Poimboeuf <jpoimboe@...nel.org>
---
 arch/x86/kernel/kvm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index dfe9945b9bece..8f48ce7adfb28 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -44,7 +44,7 @@
 #include <asm/svm.h>
 #include <asm/e820/api.h>
 
-DEFINE_STATIC_KEY_FALSE(kvm_async_pf_enabled);
+DEFINE_STATIC_KEY_FALSE_RO(kvm_async_pf_enabled);
 
 static int kvmapf = 1;
 
-- 
2.43.0


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