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authorGleb Natapov <gleb@redhat.com>2009-07-07 16:00:57 +0300
committerAvi Kivity <avi@redhat.com>2009-09-10 08:33:11 +0300
commit1000ff8d893765d7b56e32fe16dbe4814f172588 (patch)
treef76731c391a5044c26531b2a00feeb98b6e457b0 /virt/kvm/ioapic.c
parent07fb8bb29f5269f30afa6f1b3d941406677f6ad2 (diff)
downloadlinux-linaro-stable-1000ff8d893765d7b56e32fe16dbe4814f172588.tar.gz
KVM: Add trace points in irqchip code
Add tracepoint in msi/ioapic/pic set_irq() functions, in IPI sending and in the point where IRQ is placed into apic's IRR. Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'virt/kvm/ioapic.c')
-rw-r--r--virt/kvm/ioapic.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
index 92496ff3d82d..b91fbb215447 100644
--- a/virt/kvm/ioapic.c
+++ b/virt/kvm/ioapic.c
@@ -36,6 +36,7 @@
#include <asm/processor.h>
#include <asm/page.h>
#include <asm/current.h>
+#include <trace/events/kvm.h>
#include "ioapic.h"
#include "lapic.h"
@@ -193,6 +194,7 @@ int kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level)
(!edge && !entry.fields.remote_irr))
ret = ioapic_service(ioapic, irq);
}
+ trace_kvm_ioapic_set_irq(entry.bits, irq, ret == 0);
}
return ret;
}