From: Deng-Cheng Zhu <dengcheng.zhu@imgtec.com>
Date: Thu, 26 Jun 2014 19:11:39 +0000 (-0700)
Subject: MIPS: KVM: Skip memory cleaning in kvm_mips_commpage_init()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=db2fb7f202ba1d1b2c6532b359b7c763bf17fe72;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

MIPS: KVM: Skip memory cleaning in kvm_mips_commpage_init()

The commpage is allocated using kzalloc(), so there's no need of cleaning
the memory of the kvm_mips_commpage struct and its internal mips_coproc.

Reviewed-by: James Hogan <james.hogan@imgtec.com>
Signed-off-by: Deng-Cheng Zhu <dengcheng.zhu@imgtec.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---

diff --git a/arch/mips/kvm/commpage.c b/arch/mips/kvm/commpage.c
index 61b9c043ea09..2d6e976d1add 100644
--- a/arch/mips/kvm/commpage.c
+++ b/arch/mips/kvm/commpage.c
@@ -28,9 +28,6 @@ void kvm_mips_commpage_init(struct kvm_vcpu *vcpu)
 {
 	struct kvm_mips_commpage *page = vcpu->arch.kseg0_commpage;
 
-	memset(page, 0, sizeof(struct kvm_mips_commpage));
-
 	/* Specific init values for fields */
 	vcpu->arch.cop0 = &page->cop0;
-	memset(vcpu->arch.cop0, 0, sizeof(struct mips_coproc));
 }