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author | Marcelo Tosatti <mtosatti@redhat.com> | 2007-12-20 19:18:23 -0500 |
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committer | Avi Kivity <avi@qumranet.com> | 2008-01-30 18:01:20 +0200 |
commit | 7ec54588210df29ea637e6054489bc942c0ef371 (patch) | |
tree | a21f672f29965a7fa35d90b3c3fe034150ae9ec7 /include | |
parent | 10589a4699bb978c781ce73bbae8ca942c5250c9 (diff) | |
download | kernel_samsung_smdk4412-7ec54588210df29ea637e6054489bc942c0ef371.zip kernel_samsung_smdk4412-7ec54588210df29ea637e6054489bc942c0ef371.tar.gz kernel_samsung_smdk4412-7ec54588210df29ea637e6054489bc942c0ef371.tar.bz2 |
KVM: Add kvm_read_guest_atomic()
In preparation for a mmu spinlock, add kvm_read_guest_atomic()
and use it in fetch() and prefetch_page().
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/kvm_host.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 9ff5904..a020fb2 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -167,6 +167,8 @@ void kvm_release_page_clean(struct page *page); void kvm_release_page_dirty(struct page *page); int kvm_read_guest_page(struct kvm *kvm, gfn_t gfn, void *data, int offset, int len); +int kvm_read_guest_atomic(struct kvm *kvm, gpa_t gpa, void *data, + unsigned long len); int kvm_read_guest(struct kvm *kvm, gpa_t gpa, void *data, unsigned long len); int kvm_write_guest_page(struct kvm *kvm, gfn_t gfn, const void *data, int offset, int len); |