| Message ID | 20210326105619.27570-1-adrian.hunter@intel.com |
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| Headers | show
Return-Path: <linux-scsi-owner@kernel.org> 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=-11.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 47491C433E0 for <linux-scsi@archiver.kernel.org>; Fri, 26 Mar 2021 10:56:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 167B061A52 for <linux-scsi@archiver.kernel.org>; Fri, 26 Mar 2021 10:56:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229969AbhCZK4P (ORCPT <rfc822;linux-scsi@archiver.kernel.org>); Fri, 26 Mar 2021 06:56:15 -0400 Received: from mga09.intel.com ([134.134.136.24]:2701 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229779AbhCZK4K (ORCPT <rfc822;linux-scsi@vger.kernel.org>); Fri, 26 Mar 2021 06:56:10 -0400 IronPort-SDR: IkeBoMlaaZ7GcMg9dhFQwc6EiteoGHxaTdMYGpMQ5cOr092r0GisU2O9G0zv0s8xhcGDU13LfL yCH+KQS3CHOA== X-IronPort-AV: E=McAfee;i="6000,8403,9934"; a="191220948" X-IronPort-AV: E=Sophos;i="5.81,280,1610438400"; d="scan'208";a="191220948" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Mar 2021 03:56:09 -0700 IronPort-SDR: dNzUijm14yiWaoUjLylLnmffRoKQCt5NPjryKumofxhutEDtDqqTKst3M09hOJ02ivlBBRPu26 Rvfxv1wtEAWg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.81,280,1610438400"; d="scan'208";a="409849713" Received: from ahunter-desktop.fi.intel.com ([10.237.72.174]) by fmsmga008.fm.intel.com with ESMTP; 26 Mar 2021 03:56:07 -0700 From: Adrian Hunter <adrian.hunter@intel.com> To: "Rafael J . Wysocki" <rafael@kernel.org> Cc: linux-pm@vger.kernel.org, "Martin K . Petersen" <martin.petersen@oracle.com>, "James E . J . Bottomley" <jejb@linux.ibm.com>, linux-scsi@vger.kernel.org, Avri Altman <avri.altman@wdc.com>, Bean Huo <huobean@gmail.com>, Can Guo <cang@codeaurora.org>, Asutosh Das <asutoshd@codeaurora.org> Subject: [PATCH 0/2] PM: runtime: Fix race getting/putting suppliers at probe Date: Fri, 26 Mar 2021 12:56:17 +0200 Message-Id: <20210326105619.27570-1-adrian.hunter@intel.com> X-Mailer: git-send-email 2.17.1 Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Precedence: bulk List-ID: <linux-scsi.vger.kernel.org> X-Mailing-List: linux-scsi@vger.kernel.org |
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PM: runtime: Fix race getting/putting suppliers at probe
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Hi SCSI UFS is starting to use device links for power management but has run into issues. Here are 2 patches that seem to help. Adrian Hunter (2): PM: runtime: Fix ordering in pm_runtime_get_suppliers() PM: runtime: Fix race getting/putting suppliers at probe drivers/base/power/runtime.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) Regards Adrian