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=-3.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 CC0A4C4742C for ; Thu, 5 Nov 2020 12:36:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6ECD420BED for ; Thu, 5 Nov 2020 12:36:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="vWnWFZoQ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730663AbgKEMgB (ORCPT ); Thu, 5 Nov 2020 07:36:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54852 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730461AbgKEMf5 (ORCPT ); Thu, 5 Nov 2020 07:35:57 -0500 Received: from mail-pg1-x531.google.com (mail-pg1-x531.google.com [IPv6:2607:f8b0:4864:20::531]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CA837C0613CF for ; Thu, 5 Nov 2020 04:35:57 -0800 (PST) Received: by mail-pg1-x531.google.com with SMTP id h6so1370446pgk.4 for ; Thu, 05 Nov 2020 04:35:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=wTv2OckDrY3gW3pSxbPElV039E04c/aqy25dFFPwQ8s=; b=vWnWFZoQ+DXyCQP2SG+hjISZBVj3/Mn3lMsQ4Eu0XUa/tf3Jrwb8WjcU2CJrv3mh1J 469fawoAi/WNVEOdnD7Ty9Qmrl1Wpfd/w+CeidGswc1wXXZCuWu1JaIygZZLsdZ23dPI CcG/AW9MSnTKBBxM3NZpZs0t+NTTUAbhuxpsbukYMphEUdOnJtt5b0u0sr8zuknLsWVz 2sOjRcgEK1qfr7oEmwxnPhk2m79t0+DFlLjdx83zUhEvUxKmMGSeKB2L1f2CtLUV5CKe 56ThHTL3V8CGNsIzXu68pP+KWWonOE2IB8nBV3+IolCBU9snXB+E5OhzM9Ga/x0Z06Ls BEBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=wTv2OckDrY3gW3pSxbPElV039E04c/aqy25dFFPwQ8s=; b=udbVIx5sgUNS40buiBmfCW8dLV+wm8q5BfwlaBvpzEw2xFwCuM7owJYw6wF/oGXR0m bNmoV7qQKJBnOBTifvUz9QDk72WTRxCTMEBJvcgRv5mKtDK4Es3Lfy25t0ZC+0/6oK4M SecT7f1oopINZwH/I3PujBSeWA7pjMTGl/qfkrcVVUCWPQ53Zk4IRuPxCswROuas7nAI fwGOmWbLZjPEVKErmpmNZuMMDaMunYViUkSRnHqz6vsicB1AS4FrO5+egxUErJ4u+etj dyF6ewoL+XbD0PrUS8UxBvqhD0aMFDHFHBQ8mzDspJmJbPQjJQhh7QfhwhOnclBjxQVW lSHQ== X-Gm-Message-State: AOAM533e6VCJa8Hh7+qajY6CxGslrMkiJ9eVuT0nsrODeBJ4aZswF1pp G/TNFbAy6Sm0rLwYlE5hNzM= X-Google-Smtp-Source: ABdhPJyj2+PRtZW3qCUCTADYYWi6eaoW6Oe0Ne6LA0TOQkbbP7okIYba3a8Ch30wsqll9gtFh8/SaA== X-Received: by 2002:a62:38c1:0:b029:18a:d50f:255f with SMTP id f184-20020a6238c10000b029018ad50f255fmr2300511pfa.22.1604579757316; Thu, 05 Nov 2020 04:35:57 -0800 (PST) Received: from sol (106-69-171-141.dyn.iinet.net.au. [106.69.171.141]) by smtp.gmail.com with ESMTPSA id g1sm2135938pjt.40.2020.11.05.04.35.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Nov 2020 04:35:56 -0800 (PST) Date: Thu, 5 Nov 2020 20:35:51 +0800 From: Kent Gibson To: Nicolas Schichan Cc: Linus Walleij , linux-gpio@vger.kernel.org, Bartosz Golaszewski Subject: Re: gpiolib sysfs access when CONFIG_GPIO_CDEV is not set Message-ID: <20201105123551.GA99137@sol> References: <20201105083945.GA23079@sol> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org On Thu, Nov 05, 2020 at 01:07:43PM +0100, Nicolas Schichan wrote: > On Thu, Nov 5, 2020 at 9:39 AM Kent Gibson wrote: > [...] > > Hi Nicolas, > > > > Thanks for the report and investigation. > > > > Just checking - the CONFIG_GPIO_CDEV defaults to enabled, so you had > > explicitly disabled it? > > Hello Kent, > > Yes, we have no users of the character device gpio interface on our > platform, so I have disabled it explicitly when updating the defconfig > to the 5.10-rc1 kernel. > Thanks for confirming that - I was concerned that it had somehow been disabled unintentionally - which would be a bug in itself. Cheers, Kent.