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From: Alexander Graf <agraf@suse.de>
To: kvm-ppc@vger.kernel.org
Cc: linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
	KVM list <kvm@vger.kernel.org>
Subject: [PATCH 03/26] KVM: PPC: Add tracepoint for generic mmu map
Date: Tue, 17 Aug 2010 15:57:38 +0200	[thread overview]
Message-ID: <1282053481-18787-4-git-send-email-agraf@suse.de> (raw)
In-Reply-To: <1282053481-18787-1-git-send-email-agraf@suse.de>

This patch moves the generic mmu map debugging over to tracepoints.

Signed-off-by: Alexander Graf <agraf@suse.de>
---
 arch/powerpc/kvm/book3s_mmu_hpte.c |    3 +++
 arch/powerpc/kvm/trace.h           |   29 +++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+), 0 deletions(-)

diff --git a/arch/powerpc/kvm/book3s_mmu_hpte.c b/arch/powerpc/kvm/book3s_mmu_hpte.c
index 02c64ab..ac94bd9 100644
--- a/arch/powerpc/kvm/book3s_mmu_hpte.c
+++ b/arch/powerpc/kvm/book3s_mmu_hpte.c
@@ -21,6 +21,7 @@
 #include <linux/kvm_host.h>
 #include <linux/hash.h>
 #include <linux/slab.h>
+#include "trace.h"
 
 #include <asm/kvm_ppc.h>
 #include <asm/kvm_book3s.h>
@@ -66,6 +67,8 @@ void kvmppc_mmu_hpte_cache_map(struct kvm_vcpu *vcpu, struct hpte_cache *pte)
 {
 	u64 index;
 
+	trace_kvm_book3s_mmu_map(pte);
+
 	spin_lock(&vcpu->arch.mmu_lock);
 
 	/* Add to ePTE list */
diff --git a/arch/powerpc/kvm/trace.h b/arch/powerpc/kvm/trace.h
index 3b9169c..ee6ac88 100644
--- a/arch/powerpc/kvm/trace.h
+++ b/arch/powerpc/kvm/trace.h
@@ -174,6 +174,35 @@ TRACE_EVENT(kvm_book3s_64_mmu_map,
 
 #endif
 
+TRACE_EVENT(kvm_book3s_mmu_map,
+	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("Map: 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 /* _TRACE_KVM_H */
 
 /* This part must be outside protection */
-- 
1.6.0.2

  parent reply	other threads:[~2010-08-17 13:58 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-17 13:57 [PATCH 00/26] KVM: PPC: Mid-August patch queue Alexander Graf
2010-08-17 13:57 ` [PATCH 01/26] KVM: PPC: Move EXIT_DEBUG partially to tracepoints Alexander Graf
2010-08-17 13:57 ` [PATCH 02/26] KVM: PPC: Move book3s_64 mmu map debug print to trace point Alexander Graf
2010-08-17 13:57 ` Alexander Graf [this message]
2010-08-17 13:57 ` [PATCH 04/26] KVM: PPC: Move pte invalidate debug code to tracepoint Alexander Graf
2010-08-17 13:57 ` [PATCH 05/26] KVM: PPC: Fix sid map search after flush Alexander Graf
2010-08-17 13:57 ` [PATCH 06/26] KVM: PPC: Add tracepoints for generic spte flushes Alexander Graf
2010-08-17 13:57 ` [PATCH 07/26] KVM: PPC: Preload magic page when in kernel mode Alexander Graf
2010-08-17 13:57 ` [PATCH 08/26] KVM: PPC: Don't flush PTEs on NX/RO hit Alexander Graf
2010-08-17 13:57 ` [PATCH 09/26] KVM: PPC: Make invalidation code more reliable Alexander Graf
2010-08-17 13:57 ` [PATCH 10/26] KVM: PPC: Move slb debugging to tracepoints Alexander Graf
2010-08-17 13:57 ` [PATCH 11/26] KVM: PPC: Revert "KVM: PPC: Use kernel hash function" Alexander Graf
2010-08-17 13:57 ` [PATCH 12/26] KVM: PPC: Remove unused define Alexander Graf
2010-08-17 13:57 ` [PATCH 13/26] KVM: PPC: Add feature bitmap for magic page Alexander Graf
2010-08-22 16:42   ` Avi Kivity
2010-08-31  0:56     ` Alexander Graf
2010-08-31  6:28       ` Avi Kivity
2010-08-17 13:57 ` [PATCH 14/26] KVM: PPC: Move BAT handling code into spr handler Alexander Graf
2010-08-17 13:57 ` [PATCH 15/26] KVM: PPC: Interpret SR registers on demand Alexander Graf
2010-08-17 13:57 ` [PATCH 16/26] KVM: PPC: Put segment registers in shared page Alexander Graf
2010-08-17 13:57 ` [PATCH 17/26] KVM: PPC: Add mtsrin PV code Alexander Graf
2010-08-17 13:57 ` [PATCH 18/26] KVM: PPC: Make PV mtmsr work with r30 and r31 Alexander Graf
2010-08-17 13:57 ` [PATCH 19/26] KVM: PPC: Update int_pending also on dequeue Alexander Graf
2010-08-17 13:57 ` [PATCH 20/26] KVM: PPC: Make PV mtmsrd L=1 work with r30 and r31 Alexander Graf
2010-08-17 13:57 ` [PATCH 21/26] KVM: PPC: Force enable nap on KVM Alexander Graf
2010-08-17 18:28   ` Scott Wood
2010-08-17 20:07     ` Alexander Graf
2010-08-17 13:57 ` [PATCH 22/26] KVM: PPC: Implement correct SID mapping on Book3s_32 Alexander Graf
2010-08-17 13:57 ` [PATCH 23/26] KVM: PPC: Don't put MSR_POW in MSR Alexander Graf
2010-08-17 13:57 ` [PATCH 24/26] KVM: PPC: initialize IVORs in addition to IVPR Alexander Graf
2010-08-17 13:58 ` [PATCH 25/26] KVM: PPC: fix compilation of "dump tlbs" debug function Alexander Graf
2010-08-17 13:58 ` [PATCH 26/26] KVM: PPC: allow ppc440gp to pass the compatibility check Alexander Graf
2010-08-22 16:46 ` [PATCH 00/26] KVM: PPC: Mid-August patch queue Avi Kivity

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