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authorXiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>2012-08-03 15:42:52 +0800
committerAvi Kivity <avi@redhat.com>2012-08-06 16:04:58 +0300
commit32cad84f44d186654492f1a50a1424c8906ccbd9 (patch)
tree8a5e7d77edac00a763d3e48aa4d7bf296e671e2b /arch/powerpc/kvm
parentcb9aaa30b133574b646d9d4766ef08a843211393 (diff)
KVM: do not release the error page
After commit a2766325cf9f9, the error page is replaced by the error code, it need not be released anymore [ The patch has been compiling tested for powerpc ] Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/powerpc/kvm')
-rw-r--r--arch/powerpc/kvm/44x_tlb.c1
-rw-r--r--arch/powerpc/kvm/book3s_pr.c4
2 files changed, 1 insertions, 4 deletions
diff --git a/arch/powerpc/kvm/44x_tlb.c b/arch/powerpc/kvm/44x_tlb.c
index 33aa715dab2..5dd3ab46997 100644
--- a/arch/powerpc/kvm/44x_tlb.c
+++ b/arch/powerpc/kvm/44x_tlb.c
@@ -319,7 +319,6 @@ void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gpa_t gpaddr,
if (is_error_page(new_page)) {
printk(KERN_ERR "Couldn't get guest page for gfn %llx!\n",
(unsigned long long)gfn);
- kvm_release_page_clean(new_page);
return;
}
hpaddr = page_to_phys(new_page);
diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c
index a1baec340f7..05c28f59f77 100644
--- a/arch/powerpc/kvm/book3s_pr.c
+++ b/arch/powerpc/kvm/book3s_pr.c
@@ -242,10 +242,8 @@ static void kvmppc_patch_dcbz(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte)
int i;
hpage = gfn_to_page(vcpu->kvm, pte->raddr >> PAGE_SHIFT);
- if (is_error_page(hpage)) {
- kvm_release_page_clean(hpage);
+ if (is_error_page(hpage))
return;
- }
hpage_offset = pte->raddr & ~PAGE_MASK;
hpage_offset &= ~0xFFFULL;