From 77d727926607ba42f0c4ba82baaec1076e8cbebf Mon Sep 17 00:00:00 2001 From: Wanpeng Li Date: Tue, 8 Mar 2022 00:18:49 -0800 Subject: [PATCH] x86/kvm: Don't waste kvmclock memory if there is nopv parameter When the "nopv" command line parameter is used, it should not waste memory for kvmclock. Signed-off-by: Wanpeng Li Message-Id: <1646727529-11774-1-git-send-email-wanpengli@tencent.com> Signed-off-by: Paolo Bonzini --- arch/x86/kernel/kvmclock.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c index c5caa73..16333ba 100644 --- a/arch/x86/kernel/kvmclock.c +++ b/arch/x86/kernel/kvmclock.c @@ -239,7 +239,7 @@ static void __init kvmclock_init_mem(void) static int __init kvm_setup_vsyscall_timeinfo(void) { - if (!kvm_para_available() || !kvmclock) + if (!kvm_para_available() || !kvmclock || nopv) return 0; kvmclock_init_mem(); -- 2.7.4