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KVM: Export memory slot allocation mechanism

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Remove kvm memory slot allocation mechanism from the ioctl
and put it to exported function.

Signed-off-by: Izik Eidus <izike@qumranet.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Izik Eidus 2007-10-24 23:52:57 +02:00 committed by Avi Kivity
parent 80b14b5b32
commit 210c7c4d7f
2 changed files with 16 additions and 4 deletions
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3
drivers/kvm/kvm.h
View File

@ -513,6 +513,9 @@ struct page *gva_to_page(struct kvm_vcpu *vcpu, gva_t gva);
extern struct page *bad_page;
int is_error_page(struct page *page);
int kvm_set_memory_region(struct kvm *kvm,
struct kvm_userspace_memory_region *mem,
int user_alloc);
gfn_t unalias_gfn(struct kvm *kvm, gfn_t gfn);
struct page *gfn_to_page(struct kvm *kvm, gfn_t gfn);
void kvm_release_page(struct page *page);

17
drivers/kvm/kvm_main.c
View File

@ -643,10 +643,9 @@ EXPORT_SYMBOL_GPL(fx_init);
*
* Discontiguous memory is allowed, mostly for framebuffers.
*/
static int kvm_vm_ioctl_set_memory_region(struct kvm *kvm,
struct
kvm_userspace_memory_region *mem,
int user_alloc)
int kvm_set_memory_region(struct kvm *kvm,
struct kvm_userspace_memory_region *mem,
int user_alloc)
{
int r;
gfn_t base_gfn;
@ -789,6 +788,16 @@ out_unlock:
kvm_free_physmem_slot(&new, &old);
out:
return r;
}
EXPORT_SYMBOL_GPL(kvm_set_memory_region);
static int kvm_vm_ioctl_set_memory_region(struct kvm *kvm,
struct
kvm_userspace_memory_region *mem,
int user_alloc)
{
return kvm_set_memory_region(kvm, mem, user_alloc);
}
static int kvm_vm_ioctl_set_nr_mmu_pages(struct kvm *kvm,