From aab2eb7a38e0e510874acca01838f5badbca6c7e Mon Sep 17 00:00:00 2001 From: Takuya Yoshikawa Date: Wed, 1 Aug 2012 18:01:10 +0900 Subject: [PATCH] KVM: Stop checking rmap to see if slot is being created Instead, check npages consistently. This helps to make rmap architecture specific in a later patch. Signed-off-by: Takuya Yoshikawa Signed-off-by: Avi Kivity --- arch/x86/kvm/x86.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 3ca90d7..abc039d 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -6385,7 +6385,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm, *x86 needs to handle !user_alloc case. */ if (!user_alloc) { - if (npages && !old.rmap) { + if (npages && !old.npages) { unsigned long userspace_addr; userspace_addr = vm_mmap(NULL, 0, @@ -6413,7 +6413,7 @@ void kvm_arch_commit_memory_region(struct kvm *kvm, int nr_mmu_pages = 0, npages = mem->memory_size >> PAGE_SHIFT; - if (!user_alloc && !old.user_alloc && old.rmap && !npages) { + if (!user_alloc && !old.user_alloc && old.npages && !npages) { int ret; ret = vm_munmap(old.userspace_addr, -- 2.7.4