From patchwork Mon Jul 18 22:46:17 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Michael S. Tsirkin" X-Patchwork-Id: 649828 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3rtfPH1Cf4z9s9x for ; Tue, 19 Jul 2016 09:23:31 +1000 (AEST) Received: from localhost ([::1]:50864 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bPHsn-0007Fz-0I for incoming@patchwork.ozlabs.org; Mon, 18 Jul 2016 19:23:29 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:37082) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bPHIw-0001Pu-F8 for qemu-devel@nongnu.org; Mon, 18 Jul 2016 18:46:27 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bPHIt-000651-DO for qemu-devel@nongnu.org; Mon, 18 Jul 2016 18:46:26 -0400 Received: from mx1.redhat.com ([209.132.183.28]:34088) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bPHIt-00064o-7M for qemu-devel@nongnu.org; Mon, 18 Jul 2016 18:46:23 -0400 Received: from int-mx13.intmail.prod.int.phx2.redhat.com (int-mx13.intmail.prod.int.phx2.redhat.com [10.5.11.26]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C3121C057EC7; Mon, 18 Jul 2016 22:46:22 +0000 (UTC) Received: from redhat.com (vpn1-7-82.ams2.redhat.com [10.36.7.82]) by int-mx13.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with SMTP id u6IMkI2s008805; Mon, 18 Jul 2016 18:46:19 -0400 Date: Tue, 19 Jul 2016 01:46:17 +0300 From: "Michael S. Tsirkin" To: qemu-devel@nongnu.org Message-ID: <20160719014617-mutt-send-email-mst@redhat.com> References: <1468881010-27229-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1468881010-27229-1-git-send-email-mst@redhat.com> X-Mutt-Fcc: =sent X-Scanned-By: MIMEDefang 2.68 on 10.5.11.26 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Mon, 18 Jul 2016 22:46:22 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 34/55] kvm-all: add trace events for kvm irqchip ops X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , kvm@vger.kernel.org, Peter Xu , Paolo Bonzini Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Peter Xu These will help us monitoring irqchip route activities more easily. Signed-off-by: Peter Xu Reviewed-by: Paolo Bonzini Signed-off-by: Peter Xu Reviewed-by: Paolo Bonzini --- kvm-all.c | 5 +++++ trace-events | 3 +++ 2 files changed, 8 insertions(+) diff --git a/kvm-all.c b/kvm-all.c index 3764ba9..ef81ca5 100644 --- a/kvm-all.c +++ b/kvm-all.c @@ -1048,6 +1048,7 @@ 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); } @@ -1271,6 +1272,8 @@ 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); @@ -1301,6 +1304,8 @@ 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 4767059..52c6a6c 100644 --- a/trace-events +++ b/trace-events @@ -118,6 +118,9 @@ 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" # TCG related tracing (mostly disabled by default) # cpu-exec.c