From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E1BCECA9EAF for ; Sun, 27 Oct 2019 08:20:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BA7F420873 for ; Sun, 27 Oct 2019 08:20:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726663AbfJ0IUM (ORCPT ); Sun, 27 Oct 2019 04:20:12 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:20930 "EHLO mx0b-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726002AbfJ0IUL (ORCPT ); Sun, 27 Oct 2019 04:20:11 -0400 Received: from pps.filterd (m0127361.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x9R8CXsp096943; Sun, 27 Oct 2019 04:20:00 -0400 Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 2vvgy24um5-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 27 Oct 2019 04:19:59 -0400 Received: from m0127361.ppops.net (m0127361.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.27/8.16.0.27) with SMTP id x9R8Chbv097267; Sun, 27 Oct 2019 04:19:59 -0400 Received: from ppma04wdc.us.ibm.com (1a.90.2fa9.ip4.static.sl-reverse.com [169.47.144.26]) by mx0a-001b2d01.pphosted.com with ESMTP id 2vvgy24uky-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 27 Oct 2019 04:19:59 -0400 Received: from pps.filterd (ppma04wdc.us.ibm.com [127.0.0.1]) by ppma04wdc.us.ibm.com (8.16.0.27/8.16.0.27) with SMTP id x9R8Gse5015131; Sun, 27 Oct 2019 08:19:58 GMT Received: from b03cxnp08027.gho.boulder.ibm.com (b03cxnp08027.gho.boulder.ibm.com [9.17.130.19]) by ppma04wdc.us.ibm.com with ESMTP id 2vvds6gxpk-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 27 Oct 2019 08:19:58 +0000 Received: from b03ledav001.gho.boulder.ibm.com (b03ledav001.gho.boulder.ibm.com [9.17.130.232]) by b03cxnp08027.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x9R8JvEr24248630 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sun, 27 Oct 2019 08:19:57 GMT Received: from b03ledav001.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A73706E050; Sun, 27 Oct 2019 08:19:57 +0000 (GMT) Received: from b03ledav001.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id EE2FB6E04E; Sun, 27 Oct 2019 08:19:55 +0000 (GMT) Received: from oc7455500831.ibm.com (unknown [9.145.36.74]) by b03ledav001.gho.boulder.ibm.com (Postfix) with ESMTP; Sun, 27 Oct 2019 08:19:55 +0000 (GMT) From: Christian Borntraeger To: Marc Zyngier Cc: James Morse , Julien Thierry , Suzuki K Poulose , kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Christian Borntraeger Subject: [PATCH] KVM: arm/arm64: show halt poll counters in debugfs Date: Sun, 27 Oct 2019 09:19:50 +0100 Message-Id: <1572164390-5851-1-git-send-email-borntraeger@de.ibm.com> X-Mailer: git-send-email 1.8.3.1 X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-10-27_04:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=567 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1908290000 definitions=main-1910270086 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ARM/ARM64 has counters halt_successful_poll, halt_attempted_poll, halt_poll_invalid, and halt_wakeup but never exposed those in debugfs. Signed-off-by: Christian Borntraeger --- This patch is untested arch/arm/kvm/guest.c | 4 ++++ arch/arm64/kvm/guest.c | 4 ++++ 2 files changed, 8 insertions(+) diff --git a/arch/arm/kvm/guest.c b/arch/arm/kvm/guest.c index 684cf64..6696464 100644 --- a/arch/arm/kvm/guest.c +++ b/arch/arm/kvm/guest.c @@ -21,6 +21,10 @@ #define VCPU_STAT(x) { #x, offsetof(struct kvm_vcpu, stat.x), KVM_STAT_VCPU } struct kvm_stats_debugfs_item debugfs_entries[] = { + VCPU_STAT(halt_successful_poll), + VCPU_STAT(halt_attempted_poll), + VCPU_STAT(halt_poll_invalid), + VCPU_STAT(halt_wakeup), VCPU_STAT(hvc_exit_stat), VCPU_STAT(wfe_exit_stat), VCPU_STAT(wfi_exit_stat), diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c index dfd6264..260ea31 100644 --- a/arch/arm64/kvm/guest.c +++ b/arch/arm64/kvm/guest.c @@ -34,6 +34,10 @@ #define VCPU_STAT(x) { #x, offsetof(struct kvm_vcpu, stat.x), KVM_STAT_VCPU } struct kvm_stats_debugfs_item debugfs_entries[] = { + VCPU_STAT(halt_successful_poll), + VCPU_STAT(halt_attempted_poll), + VCPU_STAT(halt_poll_invalid), + VCPU_STAT(halt_wakeup), VCPU_STAT(hvc_exit_stat), VCPU_STAT(wfe_exit_stat), VCPU_STAT(wfi_exit_stat), -- 1.8.3.1