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KVM: PPC: Move pte invalidate debug code to tracepoint
This patch moves the SPTE flush debug printk over to tracepoints. Signed-off-by: Alexander Graf <agraf@suse.de>
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parent
4c4eea7769
commit
8696ee4312
2 changed files with 30 additions and 2 deletions
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@ -104,8 +104,7 @@ static void invalidate_pte(struct kvm_vcpu *vcpu, struct hpte_cache *pte)
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if (hlist_unhashed(&pte->list_pte))
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return;
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dprintk_mmu("KVM: Flushing SPT: 0x%lx (0x%llx) -> 0x%llx\n",
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pte->pte.eaddr, pte->pte.vpage, pte->host_va);
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trace_kvm_book3s_mmu_invalidate(pte);
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/* Different for 32 and 64 bit */
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kvmppc_mmu_invalidate_pte(vcpu, pte);
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@ -210,6 +210,35 @@ TRACE_EVENT(kvm_book3s_mmu_map,
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__entry->vpage, __entry->raddr, __entry->flags)
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);
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TRACE_EVENT(kvm_book3s_mmu_invalidate,
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TP_PROTO(struct hpte_cache *pte),
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TP_ARGS(pte),
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TP_STRUCT__entry(
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__field( u64, host_va )
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__field( u64, pfn )
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__field( ulong, eaddr )
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__field( u64, vpage )
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__field( ulong, raddr )
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__field( int, flags )
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),
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TP_fast_assign(
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__entry->host_va = pte->host_va;
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__entry->pfn = pte->pfn;
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__entry->eaddr = pte->pte.eaddr;
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__entry->vpage = pte->pte.vpage;
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__entry->raddr = pte->pte.raddr;
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__entry->flags = (pte->pte.may_read ? 0x4 : 0) |
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(pte->pte.may_write ? 0x2 : 0) |
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(pte->pte.may_execute ? 0x1 : 0);
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),
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TP_printk("Flush: hva=%llx pfn=%llx ea=%lx vp=%llx ra=%lx [%x]",
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__entry->host_va, __entry->pfn, __entry->eaddr,
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__entry->vpage, __entry->raddr, __entry->flags)
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);
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#endif /* CONFIG_PPC_BOOK3S */
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#endif /* _TRACE_KVM_H */
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