diff options
| author | Lai Jiangshan <laijs@linux.alibaba.com> | 2021-11-18 12:08:08 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-12-08 10:25:07 +0100 |
| commit | 58356767107a6b02c9277810809aca8a36c473d7 (patch) | |
| tree | dfd01ad6d0f6cd64832d07a992c748cf4b8bf2b1 /arch/x86/kvm/svm/svm.c | |
| parent | KVM: SVM: Rename get_max_npt_level() to get_npt_level() (diff) | |
| download | linux-58356767107a6b02c9277810809aca8a36c473d7.tar.xz linux-58356767107a6b02c9277810809aca8a36c473d7.zip | |
KVM: SVM: Allocate sd->save_area with __GFP_ZERO
And remove clear_page() on it.
Signed-off-by: Lai Jiangshan <laijs@linux.alibaba.com>
Message-Id: <20211118110814.2568-10-jiangshanlai@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/svm/svm.c')
| -rw-r--r-- | arch/x86/kvm/svm/svm.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 7252dc389812..581b9dfe63f2 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -589,12 +589,10 @@ static int svm_cpu_init(int cpu) if (!sd) return ret; sd->cpu = cpu; - sd->save_area = alloc_page(GFP_KERNEL); + sd->save_area = alloc_page(GFP_KERNEL | __GFP_ZERO); if (!sd->save_area) goto free_cpu_data; - clear_page(page_address(sd->save_area)); - ret = sev_cpu_init(sd); if (ret) goto free_save_area; |