From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: New underflow of regulator enable count warnings in v5.0-rc1 Date: Tue, 29 Jan 2019 08:48:13 -0800 Message-ID: <20190129164813.GA5720@atomide.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org To: Douglas Anderson , Mark Brown Cc: Sebastian Reichel , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org List-Id: linux-omap@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