diff options
| author | Miaohe Lin <linmiaohe@huawei.com> | 2019-12-05 11:40:16 +0800 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-01-08 17:33:13 +0100 |
| commit | fe3c2b4c228443b505f2d8981c4871b96cfec6d6 (patch) | |
| tree | 9fbc95f4b57cda60ccda8172a186572f864af5c0 /arch/x86/kvm/mmu | |
| parent | d29c03a58705417561a5d2bacec4194ef6485ece (diff) | |
KVM: explicitly set rmap_head->val to 0 in pte_list_desc_remove_entry()
When we reach here, we have desc->sptes[j] = NULL with j = 0.
So we can replace desc->sptes[0] with 0 to make it more clear.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/mmu')
| -rw-r--r-- | arch/x86/kvm/mmu/mmu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index 1e4ee4f8de5f..35d37099bec6 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -1414,7 +1414,7 @@ pte_list_desc_remove_entry(struct kvm_rmap_head *rmap_head, if (j != 0) return; if (!prev_desc && !desc->more) - rmap_head->val = (unsigned long)desc->sptes[0]; + rmap_head->val = 0; else if (prev_desc) prev_desc->more = desc->more; |