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authorXiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>2012-08-21 10:59:12 +0800
committerAvi Kivity <avi@redhat.com>2012-08-22 15:08:52 +0300
commit037d92dc5d4691ae7cf44699c55ca83b1b441992 (patch)
treee3ec9d29b4312a11087c008551ea1ba54bdd7c13 /virt/kvm
parent67b29204c8c9ecb4b2799a06ab646eeb363a0fe6 (diff)
downloadblackbird-op-linux-037d92dc5d4691ae7cf44699c55ca83b1b441992.tar.gz
blackbird-op-linux-037d92dc5d4691ae7cf44699c55ca83b1b441992.zip
KVM: introduce gfn_to_pfn_memslot_atomic
It can instead of hva_to_pfn_atomic Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'virt/kvm')
-rw-r--r--virt/kvm/kvm_main.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 7b94d70a323f..543f9b7e5aa2 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -1102,12 +1102,6 @@ static pfn_t hva_to_pfn(unsigned long addr, bool atomic, bool *async,
return pfn;
}
-pfn_t hva_to_pfn_atomic(unsigned long addr)
-{
- return hva_to_pfn(addr, true, NULL, true, NULL);
-}
-EXPORT_SYMBOL_GPL(hva_to_pfn_atomic);
-
static pfn_t __gfn_to_pfn(struct kvm *kvm, gfn_t gfn, bool atomic, bool *async,
bool write_fault, bool *writable)
{
@@ -1155,6 +1149,14 @@ pfn_t gfn_to_pfn_memslot(struct kvm_memory_slot *slot, gfn_t gfn)
return hva_to_pfn(addr, false, NULL, true, NULL);
}
+pfn_t gfn_to_pfn_memslot_atomic(struct kvm_memory_slot *slot, gfn_t gfn)
+{
+ unsigned long addr = gfn_to_hva_memslot(slot, gfn);
+
+ return hva_to_pfn(addr, true, NULL, true, NULL);
+}
+EXPORT_SYMBOL_GPL(gfn_to_pfn_memslot_atomic);
+
int gfn_to_page_many_atomic(struct kvm *kvm, gfn_t gfn, struct page **pages,
int nr_pages)
{
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