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[94.39.157.43]) by smtp.gmail.com with ESMTPSA id v65sm2640095wmv.5.2017.05.19.04.21.22 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 19 May 2017 04:21:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=VRLkBkIM3K6/EBaPJYuFtJbkpOauMi+BElKrOXPQuB0=; b=Re9qd5BLLCIvfF7zQjoygQH80HjVNecmiT8ue5sTVDCTCQTl2Iy1czFOn/tCTyl/mH XrPb2393Y0Qg1hg0HRbZGgUgxJDLlG3SAOCfdArCkaGg96wzN2eD00syKRW9iw/c+rmP GOnQmmfgAvN7pt6DqtEMbPm7/3R518FWACI6z+L6ARBB1+BTaYkTwPqjYEaZbrcwk+0m 39/71hespMXsVwrqe14+zZ9Gz/WcAS2cYxWJawCZ2ycnVL+iv9VqlaSvzc/suDp+KUJX 8VwOeAsX1MFt7o8ii1mmlwN7EUFUWKJHcgZd+G+Apm4Wyb6OV0rY/0z8AlkS3mpWjtbV r35g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=VRLkBkIM3K6/EBaPJYuFtJbkpOauMi+BElKrOXPQuB0=; b=IGvUS3RkbXZybPVTCWy/vWdKnz1Vy/0nsf3Z8pwR24qZPQD0KnAwHMnxeQMcmSBCVy uItk0VXqZdXf1Be9mUipzwUXra4iBd9b1tRHn85ijVSH+xYuAdmPkLVceBH8Fjcb9O0E ofT/WZ1mGYbiI9I93OrS7LQX8cU19e97SOe4HtfHP2Emp9evgVryPgKnkjY8yiuUn4Rc 9koGIt79RBhdRAKbfi/P3f8UpDkaKwWbGNSRhXCaSFlLKr44FGfuBvVQAyT/6YZsP+tQ Xi3edUUBMMq4OgPKqKG6QAm5jpo6a+4h9OAzI1NsAyp1GxohZaaa0KOl/9x0tW+QKrgF yuQw== X-Gm-Message-State: AODbwcD14un7c4bhw7YsFM8hAJ0Iy6pMbMBZRtlbLj2xiyMllcO2wyif NRPsbuNJCBjNHaJdmgY= X-Received: by 10.28.182.70 with SMTP id g67mr6473391wmf.139.1495192883024; Fri, 19 May 2017 04:21:23 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Date: Fri, 19 May 2017 13:20:58 +0200 Message-Id: <1495192872-27667-7-git-send-email-pbonzini@redhat.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1495192872-27667-1-git-send-email-pbonzini@redhat.com> References: <1495192872-27667-1-git-send-email-pbonzini@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:400c:c09::242 Subject: [Qemu-devel] [PULL 06/20] kvm: irqchip: trace changes on msi add/remove 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 Xu Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 From: Peter Xu It'll be nice to know which virq belongs to which device/vector when adding msi routes, so adding two more parameters for the add trace. Meanwhile, releasing virq has no tracing before. Add one for it. Signed-off-by: Peter Xu Message-Id: <1494309644-18743-2-git-send-email-peterx@redhat.com> Reviewed-by: Philippe Mathieu-Daud=C3=A9 Signed-off-by: Paolo Bonzini --- kvm-all.c | 4 +++- trace-events | 3 ++- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/kvm-all.c b/kvm-all.c index 90b8573..2598b1f 100644 --- a/kvm-all.c +++ b/kvm-all.c @@ -1144,6 +1144,7 @@ void kvm_irqchip_release_virq(KVMState *s, int virq) } clear_gsi(s, virq); kvm_arch_release_virq_post(virq); + trace_kvm_irqchip_release_virq(virq); } =20 static unsigned int kvm_hash_msi(uint32_t data) @@ -1287,7 +1288,8 @@ int kvm_irqchip_add_msi_route(KVMState *s, int vector= , PCIDevice *dev) return -EINVAL; } =20 - trace_kvm_irqchip_add_msi_route(virq); + trace_kvm_irqchip_add_msi_route(dev ? dev->name : (char *)"N/A", + vector, virq); =20 kvm_add_routing_entry(s, &kroute); kvm_arch_add_msi_route_post(&kroute, vector, dev); diff --git a/trace-events b/trace-events index e582d63..f01ec05 100644 --- a/trace-events +++ b/trace-events @@ -69,8 +69,9 @@ 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 retri= eve ONEREG %" PRIu64 " from KVM: %s" kvm_failed_reg_set(uint64_t id, const char *msg) "Warning: Unable to set O= NEREG %" PRIu64 " to KVM: %s" kvm_irqchip_commit_routes(void) "" -kvm_irqchip_add_msi_route(int virq) "Adding MSI route virq=3D%d" +kvm_irqchip_add_msi_route(char *name, int vector, int virq) "dev %s vector= %d virq %d" kvm_irqchip_update_msi_route(int virq) "Updating MSI route virq=3D%d" +kvm_irqchip_release_virq(int virq) "virq %d" =20 # TCG related tracing (mostly disabled by default) # cpu-exec.c --=20 1.8.3.1