From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758491AbXGJQF2 (ORCPT ); Tue, 10 Jul 2007 12:05:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752623AbXGJQFV (ORCPT ); Tue, 10 Jul 2007 12:05:21 -0400 Received: from ug-out-1314.google.com ([66.249.92.171]:27926 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752633AbXGJQFU (ORCPT ); Tue, 10 Jul 2007 12:05:20 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:user-agent:mime-version:to:subject:content-type; b=WDdiXjDx/o+ewMOm7OmghZ6Qet1VomS7ctnksC40nVpd2ror4GD3wDRrAEDrNKtaPlb571CK9WpdhdwyKk0xZCuWP+Uthlq8lrqU/veP9iPJSWX9fVpQnuA4VNTrLzMkVE1kPv4g5p9U8j6T2Q6JlOYNutJCp8MEAyT7LNFwDfs= Message-ID: <4693AE32.7030403@gmail.com> Date: Tue, 10 Jul 2007 18:05:06 +0200 From: Adel Gadllah User-Agent: Thunderbird 2.0.0.4 (X11/20070615) MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: [PATCH] fix sparse problems with ARRAY_SIZE Content-Type: multipart/mixed; boundary="------------070208070406060503000407" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org This is a multi-part message in MIME format. --------------070208070406060503000407 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit ARRAY_SIZE seems to create sparse warnings when used on global variables. The attached patch fixes this by using a ARRAY_SIZE macro that does not use __must_be_array(arr) for sparse. See: http://marc.info/?t=118103449100007&r=1&w=2 P.S: please CC me --------------070208070406060503000407 Content-Type: text/x-patch; name="array_size_sparse_fix.patch" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="array_size_sparse_fix.patch" Signed-off-by: Adel Gadllah diff -upNr linux-2.6.orig/include/linux/kernel.h linux-2.6/include/linux/kernel.h --- linux-2.6.orig/include/linux/kernel.h 2007-07-10 17:53:39.000000000 +0200 +++ linux-2.6/include/linux/kernel.h 2007-07-10 18:01:30.000000000 +0200 @@ -35,7 +35,11 @@ extern const char linux_proc_banner[]; #define ALIGN(x,a) __ALIGN_MASK(x,(typeof(x))(a)-1) #define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask)) +#ifdef __CHECKER_ +#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((x)[0])) +#else #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) +#endif #define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f)) #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) --------------070208070406060503000407--