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[209.132.180.67]) by mx.google.com with ESMTP id f63si9500493pfb.325.2018.03.06.13.34.54; Tue, 06 Mar 2018 13:35:08 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@sirena.org.uk header.s=20170815-heliosphere header.b=iOhOW3XY; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754098AbeCFVd6 (ORCPT + 99 others); Tue, 6 Mar 2018 16:33:58 -0500 Received: from heliosphere.sirena.org.uk ([172.104.155.198]:34974 "EHLO heliosphere.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753504AbeCFVdz (ORCPT ); Tue, 6 Mar 2018 16:33:55 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sirena.org.uk; s=20170815-heliosphere; h=In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=S6MXfcDbEaj9Q03mOhZ/jFiegaIJigJ1S3ZZXJC3Eiw=; b=iOhOW3XYqK6G9EY3j4I14jgij zlMk3kV0+5moRWhS4EXv/zUBnYqIHnYIbyOOOOI2gKZW2up1IXbNz3IDnkKL8bMPWi8sxYWhjuK9w p3MhqBouNT3E8wDlJpBhpKZchknWAYT8em8y5361W05uz/lEpISoN9VN8P8opBlgl82Yo=; Received: from debutante.sirena.org.uk ([2001:470:1f1d:6b5::3] helo=debutante) by heliosphere.sirena.org.uk with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1etKDW-0007ZQ-Qm; Tue, 06 Mar 2018 21:33:50 +0000 Received: from broonie by debutante with local (Exim 4.90_1) (envelope-from ) id 1etKDW-00006U-9V; Tue, 06 Mar 2018 21:33:50 +0000 Date: Tue, 6 Mar 2018 21:33:50 +0000 From: Mark Brown To: Fabio Estevam Cc: Tony Lindgren , Maciej Purski , linux-omap@vger.kernel.org, linux-kernel , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" Subject: Re: Regulator regression in next-20180305 Message-ID: <20180306213350.GH13586@sirena.org.uk> References: <20180305231246.GB5799@atomide.com> <20180306163035.GE13586@sirena.org.uk> <20180306191218.GF13586@sirena.org.uk> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="+Z7/5fzWRHDJ0o7Q" Content-Disposition: inline In-Reply-To: X-Cookie: DYSLEXICS OF THE WORLD, UNTIE! User-Agent: Mutt/1.9.3 (2018-01-21) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --+Z7/5fzWRHDJ0o7Q Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Mar 06, 2018 at 05:06:48PM -0300, Fabio Estevam wrote: > On Tue, Mar 6, 2018 at 4:12 PM, Mark Brown wrote: > > Yeah, that's what I expected. What we really need to figure out I think > > is what exactly is taking the lock that we end up colliding with, I > > don't seem to be able to reproduce so I'm having to just go on staring > > at the code here. > Any debug options I should turn on in order to help us to understand > more on the lock issue? No, unfortunately, apart from the generic kernel ones (like lockdep). I'll try to have a poke at adding some tomorrow, though I'm also considering just dropping the series for now. --+Z7/5fzWRHDJ0o7Q Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAlqfCT0ACgkQJNaLcl1U h9C9LAf/fr4dr//g7R8brVqukeJ7zYuWo3k4o0h8+VidxRv+hHlkvDMsIk1R9Pjp QCJFrRcF+pXiitZzMLeFP8w3/IC7pR2yiuq7plKfVOTJs7O5H6bcULyFfiXg3FNK zKu7o6VWdZuAtJNZ4TzJQwC2+bx9l58zAgZHCN8Z0iYOnTRyMB9nkM5eDi6QjdOu 0E2BYhxNuq+TcFWxL0Pv6+2CL9mkkxKmScSGWIA9nglzTzE+bh9drrU8tgrT96GL xGVN++2OvnAzAOAGn86f6nKWVGfY4UMu439fUKmv3fue942+b83WbHFTmbf0+iuw XZv2Hu5DOKsSyJtWHW0PQF5y5cYBhA== =5ukD -----END PGP SIGNATURE----- --+Z7/5fzWRHDJ0o7Q--