From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5E9AEC433E1 for ; Mon, 24 Aug 2020 11:24:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 381902074D for ; Mon, 24 Aug 2020 11:24:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="BkFus415" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726711AbgHXLYc (ORCPT ); Mon, 24 Aug 2020 07:24:32 -0400 Received: from aserp2120.oracle.com ([141.146.126.78]:42896 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725921AbgHXLYa (ORCPT ); Mon, 24 Aug 2020 07:24:30 -0400 Received: from pps.filterd (aserp2120.oracle.com [127.0.0.1]) by aserp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 07OBJgk0172786; Mon, 24 Aug 2020 11:24:19 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=date : from : to : cc : subject : message-id : references : mime-version : content-type : in-reply-to; s=corp-2020-01-29; bh=J6R/swvCnK5txRBjST+3K6KEsXxD3IeucsUqBi1sJ3c=; b=BkFus4155CmC0M5+7SsXANPoPn0ADzXBuQ119ROhasv6JWxm9gDpHfOwrVrdSk5hOH0g 2qunoeEDvf0Bw1p2OQxIb/1M79hTpGUMxaxnnuP/2/q9EzZEwmzl0j14uZdjNxwenkdr Wd+kvOUAe25fjQeBQtV1G5f2H1KfCYXIkF/lcGVHi/kWqAEuWZxUBBUnko0sfsKaYdnU 0ZWimti6VLbo0LboIAgLPR4a3AoPAcPU3nHW0Bih8fGe+QNzVl7gkmsKcW7Uwhw3F1OQ QpOdg9Sp9sae+H6uy7YiNvRw9Nqeudyuo/T9k3fyvMHVfwkW1Mu9tMvOi6B6qOwZxgCI zQ== Received: from aserp3020.oracle.com (aserp3020.oracle.com [141.146.126.70]) by aserp2120.oracle.com with ESMTP id 333dbrkygj-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 24 Aug 2020 11:24:18 +0000 Received: from pps.filterd (aserp3020.oracle.com [127.0.0.1]) by aserp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 07OBK7WW152237; Mon, 24 Aug 2020 11:22:18 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserp3020.oracle.com with ESMTP id 333ru4gysk-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 24 Aug 2020 11:22:18 +0000 Received: from abhmp0004.oracle.com (abhmp0004.oracle.com [141.146.116.10]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 07OBMGZe000343; Mon, 24 Aug 2020 11:22:16 GMT Received: from kadam (/41.57.98.10) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Mon, 24 Aug 2020 04:22:15 -0700 Date: Mon, 24 Aug 2020 14:22:06 +0300 From: Dan Carpenter To: Tomer Samara Cc: Greg Kroah-Hartman , devel@driverdev.osuosl.org, Todd Kjos , Suren Baghdasaryan , Riley Andrews , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Hridya Valsaraju , Arve =?iso-8859-1?B?SGr4bm5lduVn?= , Joel Fernandes , Laura Abbott , Martijn Coenen , Sumit Semwal , Christian Brauner Subject: Re: [PATCH v4 1/2] staging: android: Remove BUG_ON from ion_page_pool.c Message-ID: <20200824112206.GH1793@kadam> References: <32ea3b6d840cb56ea927400e1875d9d4db38e926.1598023524.git.tomersamara98@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <32ea3b6d840cb56ea927400e1875d9d4db38e926.1598023524.git.tomersamara98@gmail.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9722 signatures=668679 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=999 phishscore=0 bulkscore=0 suspectscore=0 spamscore=0 mlxscore=0 adultscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2008240090 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9722 signatures=668679 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 clxscore=1015 priorityscore=1501 impostorscore=0 phishscore=0 malwarescore=0 mlxlogscore=999 spamscore=0 mlxscore=0 lowpriorityscore=0 suspectscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2008240090 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Aug 21, 2020 at 06:27:37PM +0300, Tomer Samara wrote: > BUG_ON() is removed at ion_page_pool.c > > Fixes the following issue: > Avoid crashing the kernel - try using WARN_ON & recovery code ratherthan BUG() or BUG_ON(). > > Signed-off-by: Tomer Samara > --- You should put a note here about what changed between v3 vs v4. Like so: --- v4: Just remove the BUG_ON()s instead of adding new returns. v3: Hand the new return paths or whatever. Anyway, looks good. Reviewed-by: Dan Carpenter regards, dan carpenter