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=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 178ECC55193 for ; Thu, 23 Apr 2020 14:35:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EBC262098B for ; Thu, 23 Apr 2020 14:35:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587652518; bh=rTNJGPsQUx5fw1XQatvpogr5TI8tvW4SJdwN6KzsVbQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=HlbXph3xN/3kcr0/V2hWDuB/Lw//hVkW8fLhwU/t4Y6EmZllvIOfHIxDAixprYxNQ h4fsnadUD/au7lAwhcTsfYX5tUAEb/nhaateQhWMwjQi6pBYAIWwLsjapLcPW2naNA pbgaNBqKPhQggqAix6g1e+Jn0CeUfeB+FZxTZF4Q= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728176AbgDWOfR (ORCPT ); Thu, 23 Apr 2020 10:35:17 -0400 Received: from mail.kernel.org ([198.145.29.99]:42368 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728036AbgDWOfR (ORCPT ); Thu, 23 Apr 2020 10:35:17 -0400 Received: from localhost (fw-tnat.cambridge.arm.com [217.140.96.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DC9C620728; Thu, 23 Apr 2020 14:35:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587652516; bh=rTNJGPsQUx5fw1XQatvpogr5TI8tvW4SJdwN6KzsVbQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Kgd3dSZdZzX0zm4W8ZQ1CAi+zJwzKKzfNBpr5gzaWBcMOU9CXWIqwnKGxkK/S68oF DC72b8r1cFWv5yycG8vEoVc6OB1dJxs2BanFkcVhzrXxWcX4IIpTOhp7MHcRUqukfz 9P8zIN4M89x6wF1Tq6oaEVquMYgjc4Whyjn4Hqlg= Date: Thu, 23 Apr 2020 15:35:14 +0100 From: Mark Brown To: John Stultz Cc: Eugeniu Rosca , lkml , Rob Herring , "Rafael J. Wysocki" , Kevin Hilman , Ulf Hansson , Pavel Machek , Len Brown , Todd Kjos , Saravana Kannan , Bjorn Andersson , Liam Girdwood , Thierry Reding , Linus Walleij , Greg Kroah-Hartman , Linux PM list , linux-renesas-soc@vger.kernel.org, Eugeniu Rosca Subject: Re: [PATCH v5 0/6] driver core: Improve and cleanup driver_deferred_probe_check_state() Message-ID: <20200423143514.GL4808@sirena.org.uk> References: <20200225050828.56458-1-john.stultz@linaro.org> <20200421235836.GA8319@lxhi-065.adit-jv.com> <20200422075413.GB4898@sirena.org.uk> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="1X+6QtwRodzgDPAC" Content-Disposition: inline In-Reply-To: X-Cookie: This unit... must... survive. User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --1X+6QtwRodzgDPAC Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Apr 22, 2020 at 01:45:49PM -0700, John Stultz wrote: > On Wed, Apr 22, 2020 at 12:54 AM Mark Brown wrote: > > If you're reverting the timeout we should revert the regulator change > > too I think. > Maybe? The main issue for me was my change was clearly breaking users > with dts with missing dependencies where their setup was working > before. I sort of feel like having a dtb with missing dependencies is > less valid than wanting to load module dependencies from userland, but > they were working first, so we have to keep them happy :) And at least > now the latter can add the timeout boot argument to make it work. > For your case, I'm not sure if the timeout would run afoul on the nfs > root mounting case this one tripped over. Given that it's basically entirely about glitching displays rather than an unrecoverable break I suspect that anyone using NFS root is some combination of unaffected or doesn't care if they see the timeout kick in. --1X+6QtwRodzgDPAC Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEyBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl6hp6EACgkQJNaLcl1U h9BAnQf4o2K1oT2OABX/pK3TMNmi6b4KY4XoVJSbuGguI9f01sgsNzhCfw+4txVs 2sUiq++Ug1lckGyW3I56+/ZAYAuQco4kGgHsQ6ME27rl2hnt3Es457jjw2By3rmk VfCpvUWdq7Zifdq/2tKx2uJgNMWuRy6kPJ4wfwXeSXxLPFk3GvATDcyw7JjA0BMA Dt4GAC8Y2PFATD0AteC+bBo9JIWR4qs4CZ/1uladh22gWL4cAkCwDXQAKAJnpgbq ybEXCThDRbUeygV4aZD5yWwNLbyyN6+X+XN3itoIbmqBNiSnDGvILAkYGUNGTPN2 exAfj9tWxY+JKkJTibhLAvmP7bYx =Gd5+ -----END PGP SIGNATURE----- --1X+6QtwRodzgDPAC--