Messages in this thread Patch in this message | | | From | lantianyu1986@gmail ... | Subject | [PATCH 2/11] KVM/VMX: Fill range list in kvm_fill_hv_flush_list_func() | Date | Fri, 4 Jan 2019 16:53:56 +0800 |
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From: Lan Tianyu <Tianyu.Lan@microsoft.com>
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@microsoft.com> --- 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
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