From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752751Ab3LZKDx (ORCPT ); Thu, 26 Dec 2013 05:03:53 -0500 Received: from bombadil.infradead.org ([198.137.202.9]:44191 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752658Ab3LZKDv (ORCPT ); Thu, 26 Dec 2013 05:03:51 -0500 Date: Thu, 26 Dec 2013 02:03:48 -0800 From: Christoph Hellwig To: "H.J. Lu" Cc: "H. Peter Anvin" , LKML Subject: Re: [PATCH] Use __kernel_long_t/__kernel_ulong_t in Message-ID: <20131226100348.GA7751@infradead.org> References: <20131225145447.GA18146@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20131225145447.GA18146@gmail.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Dec 25, 2013 at 06:54:47AM -0800, H.J. Lu wrote: > Both x32 and x86-64 use the same struct rusage and struct rlimit for > system calls. But x32 log is 32-bit. This patch change uapi > to use __kernel_long_t in struct rusage and > __kernel_ulong_t in and struct rlimit. a) please send all your related patches as a series b) explain how these changes to shared ABI headers: 1) do not break any architecture, especially mips N32 which is the MIPS equivalent of x32 2) do not break existing x32 binaries 3) fix existing and future x32 binaries c) why you suddenly need these changes now and not when the x32 ABI support was submitted and hopefully heavily tested