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yaml
---
r: 133690
b: refs/heads/master
c: 58a9621
h: refs/heads/master
v: v3
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Hollis Blanchard authored and Avi Kivity committed Mar 24, 2009
1 parent a759129 commit a5381a0
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Showing 4 changed files with 10 additions and 14 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 475e7cdd69101939006659a63c2e4a32d5b71389
refs/heads/master: 58a96214a306fc7fc66105097eea9c4f3bfa35bc
1 change: 0 additions & 1 deletion trunk/arch/powerpc/include/asm/kvm_ppc.h
Original file line number Diff line number Diff line change
Expand Up @@ -55,7 +55,6 @@ extern void kvmppc_emulate_dec(struct kvm_vcpu *vcpu);
/* Core-specific hooks */

extern void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gpa_t gpaddr,
u64 asid, u32 flags, u32 max_bytes,
unsigned int gtlb_idx);
extern void kvmppc_mmu_priv_switch(struct kvm_vcpu *vcpu, int usermode);
extern void kvmppc_mmu_switch_pid(struct kvm_vcpu *vcpu, u32 pid);
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15 changes: 7 additions & 8 deletions trunk/arch/powerpc/kvm/44x_tlb.c
Original file line number Diff line number Diff line change
Expand Up @@ -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
Expand Down Expand Up @@ -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);
Expand All @@ -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,
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6 changes: 2 additions & 4 deletions trunk/arch/powerpc/kvm/booke.c
Original file line number Diff line number Diff line change
Expand Up @@ -316,8 +316,7 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
* b) the guest used a large mapping which we're faking
* Either way, we need to satisfy the fault without
* invoking the guest. */
kvmppc_mmu_map(vcpu, eaddr, gpaddr, gtlbe->tid,
gtlbe->word2, get_tlb_bytes(gtlbe), gtlb_index);
kvmppc_mmu_map(vcpu, eaddr, gpaddr, gtlb_index);
kvmppc_account_exit(vcpu, DTLB_VIRT_MISS_EXITS);
r = RESUME_GUEST;
} else {
Expand Down Expand Up @@ -364,8 +363,7 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
* b) the guest used a large mapping which we're faking
* Either way, we need to satisfy the fault without
* invoking the guest. */
kvmppc_mmu_map(vcpu, eaddr, gpaddr, gtlbe->tid,
gtlbe->word2, get_tlb_bytes(gtlbe), gtlb_index);
kvmppc_mmu_map(vcpu, eaddr, gpaddr, gtlb_index);
} else {
/* Guest mapped and leaped at non-RAM! */
kvmppc_booke_queue_irqprio(vcpu, BOOKE_IRQPRIO_MACHINE_CHECK);
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