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=-8.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 59F0DC433E0 for ; Thu, 11 Feb 2021 16:57:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1A8E064E70 for ; Thu, 11 Feb 2021 16:57:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230000AbhBKQ5R (ORCPT ); Thu, 11 Feb 2021 11:57:17 -0500 Received: from mail.kernel.org ([198.145.29.99]:58126 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230519AbhBKPmW (ORCPT ); Thu, 11 Feb 2021 10:42:22 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 48DAD64E95; Thu, 11 Feb 2021 15:41:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1613058074; bh=4buKxeO2cWeF9EKIk1Oq6mWcOvZWGPa916QlK1XW5Os=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Yj1wRxUC2ZpHUKleyA6dab5ziYZM3LG0ZTKiVwyyVSwamqDavEbrWoBrxH9/o9Hsr 4pAZL7/c/TyM5wOAPATbO9Jh/XIKFSu0RBKOjolyK3NtTtpm+S8sm0IJtPhTcy3ebF R2tVdQv3GKZej0ubsZsDOYiJ1eDWn0NYwZQggPfBy0OSE04kyKi3c56GI8/SMFNtLE OyB8xQzcLvdGtw0RdhkwFUnNT22Zve9OTLmZ2E1BJjYhT7D6p1HEmf10NC0ZrkZwNU okFIwjPMlnaCS3EX+SQDmCC3gYm2wxLHpaNUBpGZOJiVU5kLzjd5xk/XNg0n3x8Sb4 gOEHIqwY7uxiA== Date: Thu, 11 Feb 2021 15:40:21 +0000 From: Mark Brown To: Greg Kroah-Hartman 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: <20210211154021.GE5217@sirena.org.uk> References: <20210211150147.743660073@linuxfoundation.org> <20210211150148.069380965@linuxfoundation.org> <20210211152656.GD5217@sirena.org.uk> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="9l24NVCWtSuIVIod" Content-Disposition: inline In-Reply-To: X-Cookie: Do not pick the flowers. User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --9l24NVCWtSuIVIod Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Feb 11, 2021 at 04:38:08PM +0100, Greg Kroah-Hartman wrote: > On Thu, Feb 11, 2021 at 03:26:56PM +0000, Mark Brown wrote: > > > 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. Yes, that's the one. --9l24NVCWtSuIVIod Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmAlT+QACgkQJNaLcl1U h9CwOAf/by0ynXegA8iZtKpqli6cMZKDZpzq2NyEeDRfqDzIq5iG1Cceu0o+Y1ky mYppnS95bpPbNdo9Bwq2/Nrg+sVgLjw3XYXl63k+8kdPuQJLxwHZQY18n+/xSPQZ JpvKbMF48EHHCvgtM7mIJHiKPQa32SNIH9nsuuvPS3qpG14s7ZKc/uqe3jRURjz6 yRewW8YEi1CJ01oaX29GiCM3PO0R8I4Y/8OABsW7iwsCpe8HVGYusHm/0tzDJJzj 4aRJzBDZG3SgtxpYK+4PJpq8gHJ1mmCsbhP1gIXj2kdxWZxYIbMD8NMWmz/hK8FA drPHZqBthxf/LccbI5q78VJXhOpWmQ== =wI+O -----END PGP SIGNATURE----- --9l24NVCWtSuIVIod--