From patchwork Wed Nov 20 16:42:28 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marc Zyngier X-Patchwork-Id: 11254465 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 33436138C for ; Wed, 20 Nov 2019 16:49:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 139972088F for ; Wed, 20 Nov 2019 16:49:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574268585; bh=U8gPB4OVJe8zzTloXAIB9EkYXeLgIBXUVTZuKelrs4A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=lCets9IYy/4ggEBZbdPa43EIrcEzViBt5KNzt2bhehtwOtNZIp7Oaf+u6YNar9YtO U8mkI42N4LytV2C/rjVVU1wd0xNMiIGhcMeXRVK2Ey9WUj9rPj0bfkKx0fbISSOFg5 0ajcEYZdnk//1yk+6vEQAjU4mLx6kjGUZL5b/9II= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729592AbfKTQto (ORCPT ); Wed, 20 Nov 2019 11:49:44 -0500 Received: from inca-roads.misterjones.org ([213.251.177.50]:46692 "EHLO inca-roads.misterjones.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729484AbfKTQto (ORCPT ); Wed, 20 Nov 2019 11:49:44 -0500 Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why.lan) by cheepnis.misterjones.org with esmtpsa (TLSv1.2:DHE-RSA-AES128-GCM-SHA256:128) (Exim 4.80) (envelope-from ) id 1iXT4L-0007RI-OR; Wed, 20 Nov 2019 17:43:05 +0100 From: Marc Zyngier To: Paolo Bonzini , =?utf-8?b?UmFkaW0gS3LEjW3DocWZ?= Cc: Alexander Graf , Andrew Jones , Christian Borntraeger , Christoffer Dall , Eric Auger , Heinrich Schuchardt , Julien Grall , Mark Rutland , Sebastian Andrzej Siewior , Steven Price , Thomas Gleixner , Will Deacon , Zenghui Yu , James Morse , Julien Thierry , Suzuki K Poulose , linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, kvmarm@lists.cs.columbia.edu Subject: [PATCH 14/22] KVM: arm/arm64: Show halt poll counters in debugfs Date: Wed, 20 Nov 2019 16:42:28 +0000 Message-Id: <20191120164236.29359-15-maz@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191120164236.29359-1-maz@kernel.org> References: <20191120164236.29359-1-maz@kernel.org> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: pbonzini@redhat.com, rkrcmar@redhat.com, graf@amazon.com, drjones@redhat.com, borntraeger@de.ibm.com, christoffer.dall@arm.com, eric.auger@redhat.com, xypron.glpk@gmx.de, julien.grall@arm.com, mark.rutland@arm.com, bigeasy@linutronix.de, steven.price@arm.com, tglx@linutronix.de, will@kernel.org, yuzenghui@huawei.com, james.morse@arm.com, julien.thierry.kdev@gmail.com, suzuki.poulose@arm.com, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, kvmarm@lists.cs.columbia.edu X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on cheepnis.misterjones.org); SAEximRunCond expanded to false Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Christian Borntraeger 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 Signed-off-by: Marc Zyngier Link: https://lore.kernel.org/r/1572164390-5851-1-git-send-email-borntraeger@de.ibm.com --- 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 684cf64b4033..66964642cd42 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 dfd626447482..260ea3158682 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),