[PATCH] KVM: x86/tdp_mmu: Remove tdp_mmu_for_each_pte()

From: Nikolay Borisov
Date: Wed Feb 26 2025 - 02:41:48 EST


That macro acts as a different name for for_each_tdp_pte, apart from
adding cognitive load it doesn't bring any value. Let's remove it.

Signed-off-by: Nikolay Borisov <nik.borisov@xxxxxxxx>
---
arch/x86/kvm/mmu/tdp_mmu.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c
index 046b6ba31197..e5ba33e8ba4a 100644
--- a/arch/x86/kvm/mmu/tdp_mmu.c
+++ b/arch/x86/kvm/mmu/tdp_mmu.c
@@ -774,9 +774,6 @@ static inline void tdp_mmu_iter_set_spte(struct kvm *kvm, struct tdp_iter *iter,
continue; \
else

-#define tdp_mmu_for_each_pte(_iter, _kvm, _root, _start, _end) \
- for_each_tdp_pte(_iter, _kvm, _root, _start, _end)
-
static inline bool __must_check tdp_mmu_iter_need_resched(struct kvm *kvm,
struct tdp_iter *iter)
{
@@ -1235,7 +1232,7 @@ int kvm_tdp_mmu_map(struct kvm_vcpu *vcpu, struct kvm_page_fault *fault)

rcu_read_lock();

- tdp_mmu_for_each_pte(iter, kvm, root, fault->gfn, fault->gfn + 1) {
+ for_each_tdp_pte(iter, kvm, root, fault->gfn, fault->gfn + 1) {
int r;

if (fault->nx_huge_page_workaround_enabled)
@@ -1904,7 +1901,7 @@ int kvm_tdp_mmu_get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes,

*root_level = vcpu->arch.mmu->root_role.level;

- tdp_mmu_for_each_pte(iter, vcpu->kvm, root, gfn, gfn + 1) {
+ for_each_tdp_pte(iter, vcpu->kvm, root, gfn, gfn + 1) {
leaf = iter.level;
sptes[leaf] = iter.old_spte;
}
@@ -1931,7 +1928,7 @@ u64 *kvm_tdp_mmu_fast_pf_get_last_sptep(struct kvm_vcpu *vcpu, gfn_t gfn,
struct tdp_iter iter;
tdp_ptep_t sptep = NULL;

- tdp_mmu_for_each_pte(iter, vcpu->kvm, root, gfn, gfn + 1) {
+ for_each_tdp_pte(iter, vcpu->kvm, root, gfn, gfn + 1) {
*spte = iter.old_spte;
sptep = iter.sptep;
}
--
2.43.0