From 8696ee431233171b3c1cc82bae0193efc4fef2ac Mon Sep 17 00:00:00 2001 From: Alexander Graf Date: Mon, 2 Aug 2010 12:55:19 +0200 Subject: 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 --- arch/powerpc/kvm/trace.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) (limited to 'arch/powerpc/kvm/trace.h') diff --git a/arch/powerpc/kvm/trace.h b/arch/powerpc/kvm/trace.h index 68a84442d799..06ad93e40648 100644 --- a/arch/powerpc/kvm/trace.h +++ b/arch/powerpc/kvm/trace.h @@ -210,6 +210,35 @@ TRACE_EVENT(kvm_book3s_mmu_map, __entry->vpage, __entry->raddr, __entry->flags) ); +TRACE_EVENT(kvm_book3s_mmu_invalidate, + TP_PROTO(struct hpte_cache *pte), + TP_ARGS(pte), + + TP_STRUCT__entry( + __field( u64, host_va ) + __field( u64, pfn ) + __field( ulong, eaddr ) + __field( u64, vpage ) + __field( ulong, raddr ) + __field( int, flags ) + ), + + TP_fast_assign( + __entry->host_va = pte->host_va; + __entry->pfn = pte->pfn; + __entry->eaddr = pte->pte.eaddr; + __entry->vpage = pte->pte.vpage; + __entry->raddr = pte->pte.raddr; + __entry->flags = (pte->pte.may_read ? 0x4 : 0) | + (pte->pte.may_write ? 0x2 : 0) | + (pte->pte.may_execute ? 0x1 : 0); + ), + + TP_printk("Flush: hva=%llx pfn=%llx ea=%lx vp=%llx ra=%lx [%x]", + __entry->host_va, __entry->pfn, __entry->eaddr, + __entry->vpage, __entry->raddr, __entry->flags) +); + #endif /* CONFIG_PPC_BOOK3S */ #endif /* _TRACE_KVM_H */ -- cgit v1.2.3