KVM: introduce id_to_memslot function

Introduce id_to_memslot to get memslot by slot id

Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Xiao Guangrong
2011-11-24 19:04:35 +08:00
committed by Avi Kivity
parent be6ba0f096
commit 28a37544fb
6 changed files with 30 additions and 17 deletions

View File

@ -333,6 +333,12 @@ static inline struct kvm_memslots *kvm_memslots(struct kvm *kvm)
|| lockdep_is_held(&kvm->slots_lock));
}
static inline struct kvm_memory_slot *
id_to_memslot(struct kvm_memslots *slots, int id)
{
return &slots->memslots[id];
}
#define HPA_MSB ((sizeof(hpa_t) * 8) - 1)
#define HPA_ERR_MASK ((hpa_t)1 << HPA_MSB)
static inline int is_error_hpa(hpa_t hpa) { return hpa >> HPA_MSB; }