From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5FD0B168C3F for ; Mon, 1 Jul 2024 14:35:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719844545; cv=none; b=uk8wv77PtOJKp7lmazZHOZiPx81broGO+vumkbzlbRw6YR6mm0PmoqQyZEH+Ph5IWGjfOx6Gun20LXQ45LOhD+8a1efbWS19YNe1xv3Vp+PpzzxpxWDmssAKvB6Pigqn3yPTdn68D3uAeyTlAUN1JDyj0heQUm6u/eEQdlryAAU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719844545; c=relaxed/simple; bh=FfmhaNUFopkEViYyFlj/x/X/Gcz4eKjkdOt5E/w/v6I=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=iD/ngOVlTTcvDd45iT4G9D2/iwgIMEpUA4uOM7xrxyi4wlLEJQpxqOiWpatw5aHQ7C5ZShq49oxFCRVYV6EGA8/vPG1risV5S2PpNkKtOIW9hl4oJZYskfycsKCvjSchgAOBL3j4vjcgjbYYhQM9TX+r/Is2olau7r1URYlFal4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=E5ejJY6d; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="E5ejJY6d" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E952BC116B1; Mon, 1 Jul 2024 14:35:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1719844544; bh=FfmhaNUFopkEViYyFlj/x/X/Gcz4eKjkdOt5E/w/v6I=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=E5ejJY6dUDuUSfowSkEH26O1wthFE3BwSJni9KU7ZwPyxJ4MAKCepezYluN7tvCeF qPVhqy1K1kqHVrzgGJksk90RE4yjZ+FrjPMsu7aPeqiriXuZiLB7MB0iaDAtQfRs+m 1EWRTkBqZK38AxiM601U/8A+Fs4iHwN5seiwcveA= Date: Mon, 1 Jul 2024 16:33:14 +0200 From: "gregkh@linuxfoundation.org" To: Aditya Garg Cc: "stable@vger.kernel.org" , Jiri Slaby Subject: Re: [BACKPORT] HID: apple: remove unused members from struct apple_sc_backlight Message-ID: <2024070140-daydream-peddling-986e@gregkh> References: <6919952F-1AF6-4D16-BE61-686C5D8F5A87@live.com> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <6919952F-1AF6-4D16-BE61-686C5D8F5A87@live.com> On Mon, Jul 01, 2024 at 02:18:55PM +0000, Aditya Garg wrote: > Commit f740106aedd3 (HID: apple: remove unused members from struct apple_sc_backlight) in Linus’ tree imo should be back ported to: > > 1. Linux 6.6 > 2. Linux 6.1 > > since there hasn't been any change to the backlight code in the driver ever since it has been upstreamed. So it should be safe to remove the unused members from struct apple_sc_backlight Why? What bug does this fix? Have you read: https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html for what is relevant for stable kernel trees? thanks, greg k-h