From 6b9f22fe632d4c305decf5e55218d7fd9a62a53a Mon Sep 17 00:00:00 2001 From: Peter Xu Date: Thu, 18 Aug 2016 03:00:48 +0200 Subject: [PATCH 30/37] kvm-all: add trace events for kvm irqchip ops RH-Author: Peter Xu Message-id: <1471489253-2811-30-git-send-email-peterx@redhat.com> Patchwork-id: 72014 O-Subject: [RHEL-7.3 qemu-kvm-rhev v2 29/34] kvm-all: add trace events for kvm irqchip ops Bugzilla: 1358653 RH-Acked-by: Marcel Apfelbaum RH-Acked-by: Paolo Bonzini RH-Acked-by: Radim Krcmar These will help us monitoring irqchip route activities more easily. Signed-off-by: Peter Xu Reviewed-by: Paolo Bonzini Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin (cherry picked from commit 54a6c11b20bb635ac5bb5d9369782bf00d0c7e19) Signed-off-by: Peter Xu Signed-off-by: Miroslav Rezanina --- kvm-all.c | 5 +++++ trace-events | 3 +++ 2 files changed, 8 insertions(+) diff --git a/kvm-all.c b/kvm-all.c index 508ea9c..beb99c8 100644 --- a/kvm-all.c +++ b/kvm-all.c @@ -1042,6 +1042,7 @@ void kvm_irqchip_commit_routes(KVMState *s) int ret; s->irq_routes->flags = 0; + trace_kvm_irqchip_commit_routes(); ret = kvm_vm_ioctl(s, KVM_SET_GSI_ROUTING, s->irq_routes); assert(ret == 0); } @@ -1265,6 +1266,8 @@ int kvm_irqchip_add_msi_route(KVMState *s, int vector, PCIDevice *dev) return -EINVAL; } + trace_kvm_irqchip_add_msi_route(virq); + kvm_add_routing_entry(s, &kroute); kvm_arch_add_msi_route_post(&kroute, vector, dev); kvm_irqchip_commit_routes(s); @@ -1295,6 +1298,8 @@ int kvm_irqchip_update_msi_route(KVMState *s, int virq, MSIMessage msg, return -EINVAL; } + trace_kvm_irqchip_update_msi_route(virq); + return kvm_update_routing_entry(s, &kroute); } diff --git a/trace-events b/trace-events index c12911b..a0ae2b3 100644 --- a/trace-events +++ b/trace-events @@ -1612,6 +1612,9 @@ kvm_run_exit(int cpu_index, uint32_t reason) "cpu_index %d, reason %d" kvm_device_ioctl(int fd, int type, void *arg) "dev fd %d, type 0x%x, arg %p" kvm_failed_reg_get(uint64_t id, const char *msg) "Warning: Unable to retrieve ONEREG %" PRIu64 " from KVM: %s" kvm_failed_reg_set(uint64_t id, const char *msg) "Warning: Unable to set ONEREG %" PRIu64 " to KVM: %s" +kvm_irqchip_commit_routes(void) "" +kvm_irqchip_add_msi_route(int virq) "Adding MSI route virq=%d" +kvm_irqchip_update_msi_route(int virq) "Updating MSI route virq=%d" # target-ppc/kvm.c kvm_failed_spr_set(int str, const char *msg) "Warning: Unable to set SPR %d to KVM: %s" -- 1.8.3.1