From patchwork Fri Jun 30 19:21:32 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marcelo Henrique Cerri X-Patchwork-Id: 782960 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) by ozlabs.org (Postfix) with ESMTP id 3wzmdC0Z6Vz9s81; Sat, 1 Jul 2017 05:22:39 +1000 (AEST) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=canonical-com.20150623.gappssmtp.com header.i=@canonical-com.20150623.gappssmtp.com header.b="rFT5dbBP"; dkim-atps=neutral Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1dR1Uy-0003xe-CR; Fri, 30 Jun 2017 19:22:36 +0000 Received: from mail-qt0-f176.google.com ([209.85.216.176]) by huckleberry.canonical.com with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1dR1UK-0003f3-CI for kernel-team@lists.ubuntu.com; Fri, 30 Jun 2017 19:21:56 +0000 Received: by mail-qt0-f176.google.com with SMTP id 32so106776412qtv.1 for ; Fri, 30 Jun 2017 12:21:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=jdE2mRvPCcJLe3ukmFQddRhub1j76CN+sujNv3nHF4w=; b=rFT5dbBP3oAnL3FTivpssBc5pfqfWeN47B0E0mro0u74hGmz1PQZbiMVpuI3BFsPn9 RkXMgRY+u+Srpdk5B/VVvEuSfV/TS8BtsyEXSm0OqLf+W35ZnHR6DRwYfxqRH4l3dqnr +m+/vTSW2i9Y7G/DoZDJIiomXbSFy0SGzUklW/0zJgbMGiTmRMmnBuLA619vS1dlnLns S9kzQFMBTlO4RxV4z70GsdFBwhFy4Yjl2TZKJImlfDCyKtUM8rvm0SgGzK5NbhZwlpMx H3qhdC+wK5o+nG0G0bQd127x1cQNYmB2UndqdsIGVFiNVyWHp6hWvrFFCsJn2yheNkwr 15Zw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=jdE2mRvPCcJLe3ukmFQddRhub1j76CN+sujNv3nHF4w=; b=VObX+xx84oP14SZwe/ypYjvqwAG4yVjb5udhK0G6dS4aT6zbdr+Zu0m2VtDypST1mJ 96hPmZ/gIxK+OhM3ozkQlEsmpYK2RSVKaGaa8AKAejHrsQM/2fYU8/EGu1O834tjYvW8 VVM2rt2GHaMX0536k2riVIl7vaFgvilJ0wujmJMz3qJV60GKuhlVVCCB9aA5qZfHzB5H KQKCcHCnjLDZwq/G7S9K+idfbuhBOG/6yy0v+7s3iYi/7svJuVcn475QxmYmSCNcWRa3 XeA776Zf0YcCbw4pEij+QnqMZURiKgmooTbOuy908ku+zTV0MixzDQTdkKo8naFSeXa1 W4iA== X-Gm-Message-State: AKS2vOy1AO9tnshL1Ap482fEzfDNtnhAupy+vFzEN1pNnQMHI+VjT19D msmvhA0vWNDdA+X7bZY= X-Received: by 10.237.37.116 with SMTP id w49mr29666791qtc.14.1498850514994; Fri, 30 Jun 2017 12:21:54 -0700 (PDT) Received: from localhost.localdomain ([191.8.93.72]) by smtp.gmail.com with ESMTPSA id p24sm6945617qki.49.2017.06.30.12.21.53 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 30 Jun 2017 12:21:54 -0700 (PDT) From: Marcelo Henrique Cerri To: kernel-team@lists.ubuntu.com Subject: [xenial][PATCH v2 6/8] Drivers: hv: util: don't forget to init host_ts.lock Date: Fri, 30 Jun 2017 16:21:32 -0300 Message-Id: <1498850494-31277-7-git-send-email-marcelo.cerri@canonical.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1498850494-31277-1-git-send-email-marcelo.cerri@canonical.com> References: <1498850494-31277-1-git-send-email-marcelo.cerri@canonical.com> Cc: alexng@microsoft.com X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.14 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: kernel-team-bounces@lists.ubuntu.com From: Dexuan Cui Without the patch, I always get a "BUG: spinlock bad magic" warning. Fixes: 3716a49a81ba ("hv_utils: implement Hyper-V PTP source") Signed-off-by: Dexuan Cui Cc: Vitaly Kuznetsov Cc: "K. Y. Srinivasan" Cc: Haiyang Zhang Cc: Stephen Hemminger Signed-off-by: K. Y. Srinivasan Signed-off-by: Greg Kroah-Hartman (cherry picked from commit 5a16dfc855127906fcd2935fb039bc8989313915) Signed-off-by: Marcelo Henrique Cerri --- drivers/hv/hv_util.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c index 45a4f92ecb39..b2cc46e3dd86 100644 --- a/drivers/hv/hv_util.c +++ b/drivers/hv/hv_util.c @@ -580,6 +580,8 @@ static int hv_timesync_init(struct hv_util_service *srv) if (!hyperv_cs) return -ENODEV; + spin_lock_init(&host_ts.lock); + INIT_WORK(&wrk.work, hv_set_host_time); /*