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authorAlexander Graf <agraf@suse.de>2012-08-08 00:44:52 +0200
committerAlexander Graf <agraf@suse.de>2012-10-05 23:38:42 +0200
commit6346046c3a69edc9149311473b940f3af7c93752 (patch)
tree0eea2921bb2a83d84e337cbf3735b358d9d4ddb7 /arch/powerpc/kvm/e500_tlb.c
parent862d31f788f9a249f7656d02d8d4006e306108ce (diff)
KVM: PPC: BookE: Add some more trace points
Without trace points, debugging what exactly is going on inside guest code can be very tricky. Add a few more trace points at places that hopefully tell us more when things go wrong. Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/kvm/e500_tlb.c')
-rw-r--r--arch/powerpc/kvm/e500_tlb.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/e500_tlb.c b/arch/powerpc/kvm/e500_tlb.c
index de8ea29409f2..1af6fab58995 100644
--- a/arch/powerpc/kvm/e500_tlb.c
+++ b/arch/powerpc/kvm/e500_tlb.c
@@ -312,6 +312,7 @@ static inline void kvmppc_e500_ref_setup(struct tlbe_ref *ref,
static inline void kvmppc_e500_ref_release(struct tlbe_ref *ref)
{
if (ref->flags & E500_TLB_VALID) {
+ trace_kvm_booke206_ref_release(ref->pfn, ref->flags);
ref->flags = 0;
}
}
@@ -1075,6 +1076,8 @@ void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 eaddr, gpa_t gpaddr,
int kvm_unmap_hva(struct kvm *kvm, unsigned long hva)
{
+ trace_kvm_unmap_hva(hva);
+
/*
* Flush all shadow tlb entries everywhere. This is slow, but
* we are 100% sure that we catch the to be unmapped page