From 208320ba103e01fd2f3a7b81e97c9c5bc85f0612 Mon Sep 17 00:00:00 2001 From: Junaid Shahid Date: Wed, 27 Jun 2018 14:59:21 -0700 Subject: [PATCH] kvm: x86: Remove CR3_PCID_INVD flag It is a duplicate of X86_CR3_PCID_NOFLUSH. So just use that instead. Signed-off-by: Junaid Shahid Signed-off-by: Paolo Bonzini --- arch/x86/include/asm/kvm_host.h | 1 - arch/x86/kvm/emulate.c | 2 +- arch/x86/kvm/x86.c | 4 ++-- 3 files changed, 3 insertions(+), 4 deletions(-) diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 4f1983640bda..75ab578c3f6a 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -83,7 +83,6 @@ | X86_CR0_ET | X86_CR0_NE | X86_CR0_WP | X86_CR0_AM \ | X86_CR0_NW | X86_CR0_CD | X86_CR0_PG)) -#define CR3_PCID_INVD BIT_64(63) #define CR4_RESERVED_BITS \ (~(unsigned long)(X86_CR4_VME | X86_CR4_PVI | X86_CR4_TSD | X86_CR4_DE\ | X86_CR4_PSE | X86_CR4_PAE | X86_CR4_MCE \ diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 4c4f4263420c..106482da6388 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -4191,7 +4191,7 @@ static int check_cr_write(struct x86_emulate_ctxt *ctxt) maxphyaddr = 36; rsvd = rsvd_bits(maxphyaddr, 63); if (ctxt->ops->get_cr(ctxt, 4) & X86_CR4_PCIDE) - rsvd &= ~CR3_PCID_INVD; + rsvd &= ~X86_CR3_PCID_NOFLUSH; } if (new_val & rsvd) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index aa5d96b4b386..6cc29dd21519 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -852,8 +852,8 @@ int kvm_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3) bool pcid_enabled = kvm_read_cr4_bits(vcpu, X86_CR4_PCIDE); if (pcid_enabled) { - skip_tlb_flush = cr3 & CR3_PCID_INVD; - cr3 &= ~CR3_PCID_INVD; + skip_tlb_flush = cr3 & X86_CR3_PCID_NOFLUSH; + cr3 &= ~X86_CR3_PCID_NOFLUSH; } #endif -- 2.30.2