diff options
| author | Liu Yu <yu.liu@freescale.com> | 2011-06-14 18:34:59 -0500 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-07-12 13:16:38 +0300 |
| commit | 08b7fa92b9250eab0f493f7721977e781a887b3d (patch) | |
| tree | c798369236627a144d541809b9c298332509455e /arch/powerpc/include/asm/kvm_e500.h | |
| parent | a4cd8b23ac5786943202c0174c717956947db43c (diff) | |
KVM: PPC: e500: Stop keeping shadow TLB
Instead of a fully separate set of TLB entries, keep just the
pfn and dirty status.
Signed-off-by: Liu Yu <yu.liu@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/include/asm/kvm_e500.h')
| -rw-r--r-- | arch/powerpc/include/asm/kvm_e500.h | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/arch/powerpc/include/asm/kvm_e500.h b/arch/powerpc/include/asm/kvm_e500.h index f181ad1d604..4a6d77a8b8a 100644 --- a/arch/powerpc/include/asm/kvm_e500.h +++ b/arch/powerpc/include/asm/kvm_e500.h @@ -29,15 +29,23 @@ struct tlbe{ u32 mas7; }; +#define E500_TLB_VALID 1 +#define E500_TLB_DIRTY 2 + +struct tlbe_priv { + pfn_t pfn; + unsigned int flags; /* E500_TLB_* */ +}; + struct kvmppc_vcpu_e500 { /* Unmodified copy of the guest's TLB. */ - struct tlbe *guest_tlb[E500_TLB_NUM]; - /* TLB that's actually used when the guest is running. */ - struct tlbe *shadow_tlb[E500_TLB_NUM]; + struct tlbe *gtlb_arch[E500_TLB_NUM]; + + /* KVM internal information associated with each guest TLB entry */ + struct tlbe_priv *gtlb_priv[E500_TLB_NUM]; - unsigned int guest_tlb_size[E500_TLB_NUM]; - unsigned int shadow_tlb_size[E500_TLB_NUM]; - unsigned int guest_tlb_nv[E500_TLB_NUM]; + unsigned int gtlb_size[E500_TLB_NUM]; + unsigned int gtlb_nv[E500_TLB_NUM]; u32 host_pid[E500_PID_NUM]; u32 pid[E500_PID_NUM]; |