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=-6.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 41BC1C433DB for ; Thu, 11 Feb 2021 16:52:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D4D9764DF0 for ; Thu, 11 Feb 2021 16:52:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230315AbhBKQwE (ORCPT ); Thu, 11 Feb 2021 11:52:04 -0500 Received: from mail.kernel.org ([198.145.29.99]:57478 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230006AbhBKPjl (ORCPT ); Thu, 11 Feb 2021 10:39:41 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 349F064E08; Thu, 11 Feb 2021 15:38:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1613057890; bh=5YfJF7uxrTWeac4nnX0BQnZhyrdOqrgfkk/zq2S5Oik=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=o/r4K0nYNzJXsb12h+VVxHetr449jMfWcETjIiklOpW8NxCd7gE2xNi4prN2wLPju Qs2EmoX0GQTEAjpVH0IuwDuxWEoQVDKMOfN9fXURFN3uvEzhaS5Z9iCj67AZ/fECkk Cu75UdlnltnUKPLNIW6AnhV2JVlCI2U9xNNuJuTU= Date: Thu, 11 Feb 2021 16:38:08 +0100 From: Greg Kroah-Hartman To: Mark Brown Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org, David Collins , Sasha Levin Subject: Re: [PATCH 4.19 07/24] regulator: core: avoid regulator_resolve_supply() race condition Message-ID: References: <20210211150147.743660073@linuxfoundation.org> <20210211150148.069380965@linuxfoundation.org> <20210211152656.GD5217@sirena.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210211152656.GD5217@sirena.org.uk> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Feb 11, 2021 at 03:26:56PM +0000, Mark Brown wrote: > On Thu, Feb 11, 2021 at 04:02:41PM +0100, Greg Kroah-Hartman wrote: > > From: David Collins > > > > [ Upstream commit eaa7995c529b54d68d97a30f6344cc6ca2f214a7 ] > > > > The final step in regulator_register() is to call > > regulator_resolve_supply() for each registered regulator > > This is buggy without a followup which doesn't seem to have been > backported here. Would that be 14a71d509ac8 ("regulator: Fix lockdep warning resolving supplies")? Looks like it made it into the 5.4.y and 5.10.y queues, but not 4.19.y. Sasha, any reason for this? thanks, greg k-h