linux-kernel - [tip:sched/rt] x86/kvm: Use CONFIG

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Date:   Wed, 31 Jul 2019 11:00:43 -0700
From:   tip-bot for Thomas Gleixner <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     hpa@...or.com, mhiramat@...nel.org, paulmck@...ux.ibm.com,
        mingo@...nel.org, torvalds@...ux-foundation.org,
        pbonzini@...hat.com, tglx@...utronix.de, rostedt@...dmis.org,
        peterz@...radead.org, linux-kernel@...r.kernel.org
Subject: [tip:sched/rt] x86/kvm: Use CONFIG_PREEMPTION

Commit-ID:  09c7e8b21d67c3c78ab9701dbc0fb1e9f14a0ba5
Gitweb:     https://git.kernel.org/tip/09c7e8b21d67c3c78ab9701dbc0fb1e9f14a0ba5
Author:     Thomas Gleixner <tglx@...utronix.de>
AuthorDate: Fri, 26 Jul 2019 23:19:44 +0200
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Wed, 31 Jul 2019 19:03:36 +0200

x86/kvm: Use CONFIG_PREEMPTION

CONFIG_PREEMPTION is selected by CONFIG_PREEMPT and by
CONFIG_PREEMPT_RT. Both PREEMPT and PREEMPT_RT require the same
functionality which today depends on CONFIG_PREEMPT.

Switch the conditional for async pagefaults to use CONFIG_PREEMPTION.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Masami Hiramatsu <mhiramat@...nel.org>
Cc: Paolo Bonzini <pbonzini@...hat.com>
Cc: Paul E. McKenney <paulmck@...ux.ibm.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Steven Rostedt <rostedt@...dmis.org>
Link: http://lkml.kernel.org/r/20190726212124.789755413@linutronix.de
Signed-off-by: Ingo Molnar <mingo@...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 b7f34fe2171e..3d07f84c4846 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -314,7 +314,7 @@ static void kvm_guest_cpu_init(void)
 	if (kvm_para_has_feature(KVM_FEATURE_ASYNC_PF) && kvmapf) {
 		u64 pa = slow_virt_to_phys(this_cpu_ptr(&apf_reason));
 
-#ifdef CONFIG_PREEMPT
+#ifdef CONFIG_PREEMPTION
 		pa |= KVM_ASYNC_PF_SEND_ALWAYS;
 #endif
 		pa |= KVM_ASYNC_PF_ENABLED;