summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/kvm/44x_tlb.c
diff options
context:
space:
mode:
authorHollis Blanchard <hollisb@us.ibm.com>2009-01-03 16:23:01 -0600
committerAvi Kivity <avi@redhat.com>2009-03-24 11:02:56 +0200
commit58a96214a306fc7fc66105097eea9c4f3bfa35bc (patch)
tree2049ecd13795b80f1f0962bdbc38c9be3b17fd3a /arch/powerpc/kvm/44x_tlb.c
parent475e7cdd69101939006659a63c2e4a32d5b71389 (diff)
downloadop-kernel-dev-58a96214a306fc7fc66105097eea9c4f3bfa35bc.zip
op-kernel-dev-58a96214a306fc7fc66105097eea9c4f3bfa35bc.tar.gz
KVM: ppc: change kvmppc_mmu_map() parameters
Passing just the TLB index will ease an e500 implementation. Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/powerpc/kvm/44x_tlb.c')
-rw-r--r--arch/powerpc/kvm/44x_tlb.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/arch/powerpc/kvm/44x_tlb.c b/arch/powerpc/kvm/44x_tlb.c
index 8f9c09c..e8ed22f 100644
--- a/arch/powerpc/kvm/44x_tlb.c
+++ b/arch/powerpc/kvm/44x_tlb.c
@@ -269,15 +269,19 @@ void kvmppc_mmu_destroy(struct kvm_vcpu *vcpu)
* Caller must ensure that the specified guest TLB entry is safe to insert into
* the shadow TLB.
*/
-void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gpa_t gpaddr, u64 asid,
- u32 flags, u32 max_bytes, unsigned int gtlb_index)
+void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gpa_t gpaddr,
+ unsigned int gtlb_index)
{
struct kvmppc_44x_tlbe stlbe;
struct kvmppc_vcpu_44x *vcpu_44x = to_44x(vcpu);
+ struct kvmppc_44x_tlbe *gtlbe = &vcpu_44x->guest_tlb[gtlb_index];
struct kvmppc_44x_shadow_ref *ref;
struct page *new_page;
hpa_t hpaddr;
gfn_t gfn;
+ u32 asid = gtlbe->tid;
+ u32 flags = gtlbe->word2;
+ u32 max_bytes = get_tlb_bytes(gtlbe);
unsigned int victim;
/* Select TLB entry to clobber. Indirectly guard against races with the TLB
@@ -448,10 +452,8 @@ int kvmppc_44x_emul_tlbwe(struct kvm_vcpu *vcpu, u8 ra, u8 rs, u8 ws)
}
if (tlbe_is_host_safe(vcpu, tlbe)) {
- u64 asid;
gva_t eaddr;
gpa_t gpaddr;
- u32 flags;
u32 bytes;
eaddr = get_tlb_eaddr(tlbe);
@@ -462,10 +464,7 @@ int kvmppc_44x_emul_tlbwe(struct kvm_vcpu *vcpu, u8 ra, u8 rs, u8 ws)
eaddr &= ~(bytes - 1);
gpaddr &= ~(bytes - 1);
- asid = (tlbe->word0 & PPC44x_TLB_TS) | tlbe->tid;
- flags = tlbe->word2 & 0xffff;
-
- kvmppc_mmu_map(vcpu, eaddr, gpaddr, asid, flags, bytes, gtlb_index);
+ kvmppc_mmu_map(vcpu, eaddr, gpaddr, gtlb_index);
}
KVMTRACE_5D(GTLB_WRITE, vcpu, gtlb_index, tlbe->tid, tlbe->word0,
OpenPOWER on IntegriCloud