KVM: remove unused argument of kvm_handle_hva_range()

The only user was kvm_mmu_notifier_change_pte(), which is now gone.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240405115815.3226315-3-pbonzini@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index fb0f922d310910ed45512bc66f18f93c32b53d2a..658581d4ad687559a320d1d62c3cfbed9462afb7 100644 (file)
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -583,8 +583,6 @@ static void kvm_null_fn(void)
 }
 #define IS_KVM_NULL_FN(fn) ((fn) == (void *)kvm_null_fn)
 
-static const union kvm_mmu_notifier_arg KVM_MMU_NOTIFIER_NO_ARG;
-
 /* Iterate over each memslot intersecting [start, last] (inclusive) range */
 #define kvm_for_each_memslot_in_hva_range(node, slots, start, last)         \
        for (node = interval_tree_iter_first(&slots->hva_tree, start, last); \
@@ -670,14 +668,12 @@ static __always_inline kvm_mn_ret_t __kvm_handle_hva_range(struct kvm *kvm,
 static __always_inline int kvm_handle_hva_range(struct mmu_notifier *mn,
                                                unsigned long start,
                                                unsigned long end,
-                                               union kvm_mmu_notifier_arg arg,
                                                gfn_handler_t handler)
 {
        struct kvm *kvm = mmu_notifier_to_kvm(mn);
        const struct kvm_mmu_notifier_range range = {
                .start          = start,
                .end            = end,
-               .arg            = arg,
                .handler        = handler,
                .on_lock        = (void *)kvm_null_fn,
                .flush_on_ret   = true,
@@ -868,8 +864,7 @@ static int kvm_mmu_notifier_clear_flush_young(struct mmu_notifier *mn,
 {
        trace_kvm_age_hva(start, end);
 
-       return kvm_handle_hva_range(mn, start, end, KVM_MMU_NOTIFIER_NO_ARG,
-                                   kvm_age_gfn);
+       return kvm_handle_hva_range(mn, start, end, kvm_age_gfn);
 }
 
 static int kvm_mmu_notifier_clear_young(struct mmu_notifier *mn,