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[RFC,31/37] KVM: x86/MMU: Use gfn_t in kvm_flush_remote_tlbs_range()

Message ID 20221208193857.4090582-32-dmatlack@google.com (mailing list archive)
State Not Applicable
Headers show
Series KVM: Refactor the KVM/x86 TDP MMU into common code | expand

Checks

Context Check Description
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Commit Message

David Matlack Dec. 8, 2022, 7:38 p.m. UTC 
Use gfn_t instead of u64 for the start_gfn parameter to
kvm_flush_remote_tlbs_range(), since that is the standard type for GFNs
throughout KVM.

No functional change intended.

Signed-off-by: David Matlack <dmatlack@google.com>
---
 arch/x86/kvm/mmu/mmu.c          | 2 +-
 arch/x86/kvm/mmu/mmu_internal.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 4a28adaa92b4..19963ed83484 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -244,7 +244,7 @@  static inline bool kvm_available_flush_tlb_with_range(void)
 	return kvm_x86_ops.tlb_remote_flush_with_range;
 }
 
-void kvm_flush_remote_tlbs_range(struct kvm *kvm, u64 start_gfn, u64 pages)
+void kvm_flush_remote_tlbs_range(struct kvm *kvm, gfn_t start_gfn, u64 pages)
 {
 	struct kvm_tlb_range range;
 	int ret = -EOPNOTSUPP;
diff --git a/arch/x86/kvm/mmu/mmu_internal.h b/arch/x86/kvm/mmu/mmu_internal.h
index d35a5b408b98..e44fe7ad3cfb 100644
--- a/arch/x86/kvm/mmu/mmu_internal.h
+++ b/arch/x86/kvm/mmu/mmu_internal.h
@@ -65,7 +65,7 @@  void kvm_mmu_gfn_allow_lpage(const struct kvm_memory_slot *slot, gfn_t gfn);
 bool kvm_mmu_slot_gfn_write_protect(struct kvm *kvm,
 				    struct kvm_memory_slot *slot, u64 gfn,
 				    int min_level);
-void kvm_flush_remote_tlbs_range(struct kvm *kvm, u64 start_gfn, u64 pages);
+void kvm_flush_remote_tlbs_range(struct kvm *kvm, gfn_t start_gfn, u64 pages);
 unsigned int pte_list_count(struct kvm_rmap_head *rmap_head);
 
 extern int nx_huge_pages;