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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 35D4EC433FE for ; Mon, 10 Oct 2022 06:50:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231592AbiJJGuC (ORCPT ); Mon, 10 Oct 2022 02:50:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44326 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231303AbiJJGtx (ORCPT ); Mon, 10 Oct 2022 02:49:53 -0400 Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4337C17A88 for ; Sun, 9 Oct 2022 23:49:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1665384586; x=1696920586; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=dDQtaRTCnXAhK8VR9vgFzDe3WUSmC6hAYRMwNSjoqzg=; b=SkgEh9BzyODjdR44GJaK1dq0mbHQZPRDPBXT5ihg9svW3xQjbTTKTs68 VQQQQb1M3GRiutZMn5eVYOQSJIq1YogmIQEhgFSakuYVQKp2smaWd4F9u OzC+bXfLiDdjQwoKuzY2O62J1LGzqsR1P8/49A1A/eSuXWYOEW9QTs2Eg hpiiqLZLCwcXi9aZcTOlMMxwfo3RzPjanrL13wdK5kCHChU6kHoscvbAZ oByUBtZBjZ0t8oewlGXIMtDoSGXp3meinSd642xwYpRl1F3iSiPom9aW0 7fQGUC8lsIUMKgXob28kZ5KrFWoAkDrMltUT6cFqGr6cXYKTGm2Dzjisr A==; X-IronPort-AV: E=McAfee;i="6500,9779,10495"; a="305183350" X-IronPort-AV: E=Sophos;i="5.95,173,1661842800"; d="scan'208";a="305183350" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Oct 2022 23:49:40 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10495"; a="688680101" X-IronPort-AV: E=Sophos;i="5.95,173,1661842800"; d="scan'208";a="688680101" Received: from smile.fi.intel.com ([10.237.72.54]) by fmsmga008.fm.intel.com with ESMTP; 09 Oct 2022 23:49:39 -0700 Received: from andy by smile.fi.intel.com with local (Exim 4.96) (envelope-from ) id 1ohmbZ-004kvk-1x; Mon, 10 Oct 2022 09:49:37 +0300 Date: Mon, 10 Oct 2022 09:49:37 +0300 From: Andy Shevchenko To: Guenter Roeck Cc: linux-kernel@vger.kernel.org, Lee Jones , Arnd Bergmann , regressions@lists.linux.dev Subject: Re: [PATCH v1 1/1] mfd: syscon: Remove repetition of the regmap_get_val_endian() Message-ID: References: <20220808140811.26734-1-andriy.shevchenko@linux.intel.com> <20221009163942.GA630814@roeck-us.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221009163942.GA630814@roeck-us.net> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Oct 09, 2022 at 09:39:42AM -0700, Guenter Roeck wrote: > On Mon, Aug 08, 2022 at 05:08:11PM +0300, Andy Shevchenko wrote: > > Since the commit 0dbdb76c0ca8 ("regmap: mmio: Parse endianness > > definitions from DT") regmap MMIO parses DT itsef, no need to > > repeat this in the caller(s). > > > > Signed-off-by: Andy Shevchenko > > This patch results in reboot failures for all big endian mips emulations. > > Sample log: > > Network interface test passed > Boot successful. > Rebooting > reboot: Restarting system > Unable to restart system > Reboot failed -- System halted > > The problem is not seen with little endian mips emulations. Reverting > this patch fixes the problem. Bisect log attached. > > #regzbot introduced: 72a95859728a > #regzbot title: Reboot failure on big endian mips systems Right, Jason sent a revert already, but Linus asked for the proper submission. -- With Best Regards, Andy Shevchenko