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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT 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 CDCBFC169C4 for ; Tue, 29 Jan 2019 16:48:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A4EA42083B for ; Tue, 29 Jan 2019 16:48:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728226AbfA2QsR (ORCPT ); Tue, 29 Jan 2019 11:48:17 -0500 Received: from muru.com ([72.249.23.125]:36590 "EHLO muru.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725794AbfA2QsR (ORCPT ); Tue, 29 Jan 2019 11:48:17 -0500 Received: from atomide.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTPS id ECC05804F; Tue, 29 Jan 2019 16:48:24 +0000 (UTC) Date: Tue, 29 Jan 2019 08:48:13 -0800 From: Tony Lindgren To: Douglas Anderson , Mark Brown Cc: Sebastian Reichel , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org Subject: New underflow of regulator enable count warnings in v5.0-rc1 Message-ID: <20190129164813.GA5720@atomide.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.11.2 (2019-01-07) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Looks like commit 5451781dadf8 ("regulator: core: Only count load for enabled consumers") started showing new warnings with v5.0-rc cycle: regulator-dummy: Underflow of regulator enable count I'm seeing this at least with my pwm-vibra test case: # rumble-test /dev/input/by-path/platform-vibrator-event 0xffff pwm-vibrator vibrator: vibrator supply vcc not found, using dummy regulator input: pwm-vibrator as /devices/platform/vibrator/input/input4 regulator-dummy: Underflow of regulator enable count Upload rumble effect... id=0 regulator-dummy: Underflow of regulator enable count Are these bogus warnings for dummy regulator or do we have real unpaired regulator calls or somewhere? Regards, Tony