From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1752779AbbLMVYA (ORCPT <rfc822;w@1wt.eu>);
	Sun, 13 Dec 2015 16:24:00 -0500
Received: from zeniv.linux.org.uk ([195.92.253.2]:53646 "EHLO
	ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1752416AbbLMVX7 (ORCPT
	<rfc822;linux-kernel@vger.kernel.org>);
	Sun, 13 Dec 2015 16:23:59 -0500
Date: Sun, 13 Dec 2015 21:23:58 +0000
From: Al Viro <viro@ZenIV.linux.org.uk>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [RFC] get_free_pages/free_pages signature change
Message-ID: <20151213212358.GS20997@ZenIV.linux.org.uk>
References: <20151213211842.GR20997@ZenIV.linux.org.uk>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20151213211842.GR20997@ZenIV.linux.org.uk>
User-Agent: Mutt/1.5.21 (2010-09-15)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Sun, Dec 13, 2015 at 09:18:42PM +0000, Al Viro wrote:
> #define free_page(p) \
> 	__builtin_choose_expr( \
> 		__builtin_types_compatible_p(struct page *,typeof(f)), \
		                                                  p, of course
> 			__free_page_misspelled(), \
> 	__builtin_choose_expr( \
> 		__builtin_types_compatible_p(const struct page *,typeof(f)), \
		                                                        ditto