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authorJoerg Roedel <joerg.roedel@amd.com>2010-07-01 16:00:11 +0200
committerAvi Kivity <avi@redhat.com>2010-08-01 10:47:30 +0300
commit828554136bbacae6e39fc31b9cd7e7c660ad7530 (patch)
tree4e2ec85ff33c9c1e7245e83ed8e4fa3791007ef7 /arch/ia64
parent95c87e2b4460a488ec7ce42f273893e410ab385a (diff)
downloadop-kernel-dev-828554136bbacae6e39fc31b9cd7e7c660ad7530.zip
op-kernel-dev-828554136bbacae6e39fc31b9cd7e7c660ad7530.tar.gz
KVM: Remove unnecessary divide operations
This patch converts unnecessary divide and modulo operations in the KVM large page related code into logical operations. This allows to convert gfn_t to u64 while not breaking 32 bit builds. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/include/asm/kvm_host.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/kvm_host.h b/arch/ia64/include/asm/kvm_host.h
index a362e67..2f229e5 100644
--- a/arch/ia64/include/asm/kvm_host.h
+++ b/arch/ia64/include/asm/kvm_host.h
@@ -235,6 +235,7 @@ struct kvm_vm_data {
#define KVM_REQ_PTC_G 32
#define KVM_REQ_RESUME 33
+#define KVM_HPAGE_GFN_SHIFT(x) 0
#define KVM_NR_PAGE_SIZES 1
#define KVM_PAGES_PER_HPAGE(x) 1
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