From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932862AbaD3KIp (ORCPT ); Wed, 30 Apr 2014 06:08:45 -0400 Received: from ip-78-45-166-173.net.upcbroadband.cz ([78.45.166.173]:57867 "EHLO moskyto.dyndns.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751691AbaD3KIo (ORCPT ); Wed, 30 Apr 2014 06:08:44 -0400 Date: Wed, 30 Apr 2014 12:08:42 +0200 From: Jan Moskyto Matejka To: David Laight Cc: Alexey Charkov , Roger Luethi , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH] net: via-rhine: fix compiler warning Message-ID: <20140430100841.GD24832@moskyto.dyndns.org> References: <1398792971-10379-1-git-send-email-mq@suse.cz> <063D6719AE5E284EB5DD2968C1650D6D0F702C5F@AcuExch.aculab.com> <20140430095015.GC24832@moskyto.dyndns.org> <063D6719AE5E284EB5DD2968C1650D6D0F702D55@AcuExch.aculab.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="bajzpZikUji1w+G9" Content-Disposition: inline In-Reply-To: <063D6719AE5E284EB5DD2968C1650D6D0F702D55@AcuExch.aculab.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --bajzpZikUji1w+G9 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable > > Also thanks for suggesting (void*)->(unsigned long), I didn't > > know that these two are defined to have the same size (in kernel code). >=20 > The kernel assumes that throughout - the double cast is common. > The C99 type is uintptr_t - but I don't think that is defined in kernel. > The only place I know where sizeof (long) !=3D sizeof (void *) is 64bit > windows. So anyone trying to compile a linux driver to run in the > windows kernel might have issues (never mind the GPL ones). My colleague here has just explained me the same. :) Being a linux-kernel newbie, I'm learning every day. Kernel programming is more different from userspace than I ever thought. Thank you for your patience. --=20 Jan Mat=C4=9Bjka SUSE Labs --bajzpZikUji1w+G9 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJTYMupAAoJEDFERKcRJ1appn8P/0WMBqWuH3E8xphGaKct9UzD mNsob4bwdr1VAu3pfzahKr9F7c2RTGp1LwitcUzlC8k7y0AmZW2shpXkYNYTPnag XzMSUq9WNyMAdP+3aRP0CWPk5HtIM9tJF6x/Uy8KYTXo8940RBXMQ+GgbsVZ+0JE zs1DbJfvXaAqtIUvBNvhzi9JkQj5dQzjIpsW89sI9ClLqYdszDIoXYBwb3/LNGjf 5B99rTfQ0aLm+wwqCuUQC7yxTYVJR7wABj3JCgsi49aOTC7gva0L0fKo+UdjFduM ek++KibJBJ4sPUhEpcSgrql0LTaEpFsa+G3uyqCsdMzFg8DdPbiLKI8EXREUokbv 0zCI4LDlwuMyVy2PIqTzRdXuFvpNXAw5sqBFgcWaW2M6m1i/v31b7Ij6z/R5/kTP za1kyMKEZJ2wmjF++grn78fUD2q4XVCPqWLT99guDxQaT3L+iAbc5Hx1DlwWUHks 73Zya5K6lfqmrVaISposL1FCllXKd5c+mvZugeblyCy7Mefy9XbalKLqnT+NmmN7 uvqOoETWaz3/RNstRzqzvsLFV4r2iE1cCePMtoriCSpjCo83DoZChdYygtN7jsJZ LI8R+/e7DoKO/WpEG0TaFAFFG6nN1wkXolqNEZOiwJx2n8YmlTh+K5htbs1aQO+z VHJdWcd0BGcAwJXi0DYk =gNuT -----END PGP SIGNATURE----- --bajzpZikUji1w+G9--