linux-kernel - [PATCH 17/50] KVM: Remove unnecessary ->decache

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Message-Id: <1214483312-9265-18-git-send-email-avi@qumranet.com>
Date:	Thu, 26 Jun 2008 15:27:59 +0300
From:	Avi Kivity <avi@...ranet.com>
To:	kvm@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH 17/50] KVM: Remove unnecessary ->decache_regs() call

Since we aren't modifying any register, there's no need to decache
the register state.

Signed-off-by: Avi Kivity <avi@...ranet.com>
---
 arch/x86/kvm/x86.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 9156d63..28642c4 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -2297,7 +2297,6 @@ int kvm_emulate_pio(struct kvm_vcpu *vcpu, struct kvm_run *run, int in,
 
 	kvm_x86_ops->cache_regs(vcpu);
 	memcpy(vcpu->arch.pio_data, &vcpu->arch.regs[VCPU_REGS_RAX], 4);
-	kvm_x86_ops->decache_regs(vcpu);
 
 	kvm_x86_ops->skip_emulated_instruction(vcpu);
 
-- 
1.5.6

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