KVM: MMU: Remove unused parameter from mmu_memory_cache_alloc()

Size is not needed to return one from pre-allocated objects.

Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 24dd43d..b32a11d 100644 (file)
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -652,8 +652,7 @@ static void mmu_free_memory_caches(struct kvm_vcpu *vcpu)
                                mmu_page_header_cache);
 }
 
-static void *mmu_memory_cache_alloc(struct kvm_mmu_memory_cache *mc,
-                                   size_t size)
+static void *mmu_memory_cache_alloc(struct kvm_mmu_memory_cache *mc)
 {
        void *p;
 
@@ -664,8 +663,7 @@ static void *mmu_memory_cache_alloc(struct kvm_mmu_memory_cache *mc,
 
 static struct pte_list_desc *mmu_alloc_pte_list_desc(struct kvm_vcpu *vcpu)
 {
-       return mmu_memory_cache_alloc(&vcpu->arch.mmu_pte_list_desc_cache,
-                                     sizeof(struct pte_list_desc));
+       return mmu_memory_cache_alloc(&vcpu->arch.mmu_pte_list_desc_cache);
 }
 
 static void mmu_free_pte_list_desc(struct pte_list_desc *pte_list_desc)
@@ -1403,12 +1401,10 @@ static struct kvm_mmu_page *kvm_mmu_alloc_page(struct kvm_vcpu *vcpu,
                                               u64 *parent_pte, int direct)
 {
        struct kvm_mmu_page *sp;
-       sp = mmu_memory_cache_alloc(&vcpu->arch.mmu_page_header_cache,
-                                       sizeof *sp);
-       sp->spt = mmu_memory_cache_alloc(&vcpu->arch.mmu_page_cache, PAGE_SIZE);
+       sp = mmu_memory_cache_alloc(&vcpu->arch.mmu_page_header_cache);
+       sp->spt = mmu_memory_cache_alloc(&vcpu->arch.mmu_page_cache);
        if (!direct)
-               sp->gfns = mmu_memory_cache_alloc(&vcpu->arch.mmu_page_cache,
-                                                 PAGE_SIZE);
+               sp->gfns = mmu_memory_cache_alloc(&vcpu->arch.mmu_page_cache);
        set_page_private(virt_to_page(sp->spt), (unsigned long)sp);
        list_add(&sp->link, &vcpu->kvm->arch.active_mmu_pages);
        bitmap_zero(sp->slot_bitmap, KVM_MEM_SLOTS_NUM);