From: Lan Tianyu <Tianyu.Lan@xxxxxxxxxxxxx>
Populate ranges on the flush list into struct hv_guest_mapping_flush_list
when flush list is available in the struct kvm_tlb_range.
Signed-off-by: Lan Tianyu <Tianyu.Lan@xxxxxxxxxxxxx>
---
arch/x86/kvm/vmx/vmx.c | 18 ++++++++++++++++--
1 file changed, 16 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 2c159efedc40..384f4782afba 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -427,9 +427,23 @@ int kvm_fill_hv_flush_list_func(struct hv_guest_mapping_flush_list *flush,
void *data)
{
struct kvm_tlb_range *range = data;
+ struct kvm_mmu_page *sp;
- return hyperv_fill_flush_guest_mapping_list(flush, 0, range->start_gfn,
- range->pages);
+ if (!range->flush_list) {
+ return hyperv_fill_flush_guest_mapping_list(flush,
+ 0, range->start_gfn, range->pages);
+ } else {
+ int offset = 0;
+
+ list_for_each_entry(sp, range->flush_list, flush_link) {
+ int pages = KVM_PAGES_PER_HPAGE(sp->role.level);
+
+ offset = hyperv_fill_flush_guest_mapping_list(flush,
+ offset, sp->gfn, pages);
+ }
+
+ return offset;
+ }
}
static inline int __hv_remote_flush_tlb_with_range(struct kvm *kvm,
--
2.14.4
