diff options
| author | Joerg Roedel <joerg.roedel@amd.com> | 2009-06-19 15:16:23 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2009-09-10 08:33:02 +0300 |
| commit | ec04b2604c3707a46db1d26d98f82b11d0844669 (patch) | |
| tree | a7332c98d61b08b95ff4dc769f87c5861845ffe5 /arch/s390/include/asm | |
| parent | f340ca0f065ecf3e7549687e763370106dacb2c2 (diff) | |
KVM: Prepare memslot data structures for multiple hugepage sizes
[avi: fix build on non-x86]
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/s390/include/asm')
| -rw-r--r-- | arch/s390/include/asm/kvm_host.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h index 75535d4d7a0..78e07a622b4 100644 --- a/arch/s390/include/asm/kvm_host.h +++ b/arch/s390/include/asm/kvm_host.h @@ -40,7 +40,11 @@ struct sca_block { struct sca_entry cpu[64]; } __attribute__((packed)); -#define KVM_PAGES_PER_HPAGE 256 +#define KVM_NR_PAGE_SIZES 2 +#define KVM_HPAGE_SHIFT(x) (PAGE_SHIFT + ((x) - 1) * 8) +#define KVM_HPAGE_SIZE(x) (1UL << KVM_HPAGE_SHIFT(x)) +#define KVM_HPAGE_MASK(x) (~(KVM_HPAGE_SIZE(x) - 1)) +#define KVM_PAGES_PER_HPAGE(x) (KVM_HPAGE_SIZE(x) / PAGE_SIZE) #define CPUSTAT_HOST 0x80000000 #define CPUSTAT_WAIT 0x10000000 |