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| author | Joerg Roedel <joerg.roedel@amd.com> | 2010-07-01 16:00:11 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-08-01 10:47:30 +0300 |
| commit | 828554136bbacae6e39fc31b9cd7e7c660ad7530 (patch) | |
| tree | 4e2ec85ff33c9c1e7245e83ed8e4fa3791007ef7 /arch/powerpc | |
| parent | 95c87e2b4460a488ec7ce42f273893e410ab385a (diff) | |
| download | kernel-mfld-blackbay-828554136bbacae6e39fc31b9cd7e7c660ad7530.tar.gz kernel-mfld-blackbay-828554136bbacae6e39fc31b9cd7e7c660ad7530.tar.bz2 kernel-mfld-blackbay-828554136bbacae6e39fc31b9cd7e7c660ad7530.zip | |
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/powerpc')
| -rw-r--r-- | arch/powerpc/include/asm/kvm_host.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h index e004eafcd3f..b0b23c007d6 100644 --- a/arch/powerpc/include/asm/kvm_host.h +++ b/arch/powerpc/include/asm/kvm_host.h @@ -35,6 +35,7 @@ #define KVM_COALESCED_MMIO_PAGE_OFFSET 1 /* We don't currently support large pages. */ +#define KVM_HPAGE_GFN_SHIFT(x) 0 #define KVM_NR_PAGE_SIZES 1 #define KVM_PAGES_PER_HPAGE(x) (1UL<<31) |