From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757256Ab2ECP0h (ORCPT ); Thu, 3 May 2012 11:26:37 -0400 Received: from e38.co.us.ibm.com ([32.97.110.159]:45329 "EHLO e38.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756681Ab2ECP0g (ORCPT ); Thu, 3 May 2012 11:26:36 -0400 Message-ID: <4FA2A2F0.3030509@linux.vnet.ibm.com> Date: Thu, 03 May 2012 10:23:28 -0500 From: Seth Jennings User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:11.0) Gecko/20120410 Thunderbird/11.0.1 MIME-Version: 1.0 To: Nitin Gupta CC: Minchan Kim , Greg Kroah-Hartman , Dan Magenheimer , Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Konrad Rzeszutek Wilk Subject: Re: [PATCH 3/4] zsmalloc use zs_handle instead of void * References: <1336027242-372-1-git-send-email-minchan@kernel.org> <1336027242-372-3-git-send-email-minchan@kernel.org> <4FA28907.9020300@vflare.org> In-Reply-To: <4FA28907.9020300@vflare.org> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Content-Scanned: Fidelis XPS MAILER x-cbid: 12050315-5518-0000-0000-0000041DBB12 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 05/03/2012 08:32 AM, Nitin Gupta wrote: > On 5/3/12 2:40 AM, Minchan Kim wrote: >> We should use zs_handle instead of void * to avoid any >> confusion. Without this, users may just treat zs_malloc return value as >> a pointer and try to deference it. >> >> Cc: Dan Magenheimer >> Cc: Konrad Rzeszutek Wilk >> Signed-off-by: Minchan Kim >> --- >> drivers/staging/zcache/zcache-main.c | 8 ++++---- >> drivers/staging/zram/zram_drv.c | 8 ++++---- >> drivers/staging/zram/zram_drv.h | 2 +- >> drivers/staging/zsmalloc/zsmalloc-main.c | 28 >> ++++++++++++++-------------- >> drivers/staging/zsmalloc/zsmalloc.h | 15 +++++++++++---- >> 5 files changed, 34 insertions(+), 27 deletions(-) > > This was a long pending change. Thanks! The reason I hadn't done it before is that it introduces a checkpatch warning: WARNING: do not add new typedefs #303: FILE: drivers/staging/zsmalloc/zsmalloc.h:19: +typedef void * zs_handle; In addition this particular patch has a checkpatch error: ERROR: "foo * bar" should be "foo *bar" #303: FILE: drivers/staging/zsmalloc/zsmalloc.h:19: +typedef void * zs_handle; -- Seth