From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965186AbVHPKJh (ORCPT ); Tue, 16 Aug 2005 06:09:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965188AbVHPKJh (ORCPT ); Tue, 16 Aug 2005 06:09:37 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:65164 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S965186AbVHPKJg (ORCPT ); Tue, 16 Aug 2005 06:09:36 -0400 Subject: Re: Defination of Flag CONFIG_DEBUG_SPINLOCK_SLEEP in AS4 UP1 From: Arjan van de Ven To: shahid.shaikh@patni.com Cc: linux-kernel@vger.kernel.org In-Reply-To: <00a501c5a24a$4339aca0$11051aac@pcp41116> References: <00a501c5a24a$4339aca0$11051aac@pcp41116> Content-Type: text/plain Date: Tue, 16 Aug 2005 12:09:26 +0200 Message-Id: <1124186966.3215.29.camel@laptopd505.fenrus.org> Mime-Version: 1.0 X-Mailer: Evolution 2.2.2 (2.2.2-5) Content-Transfer-Encoding: 7bit X-Spam-Score: 2.9 (++) X-Spam-Report: SpamAssassin version 3.0.4 on pentafluge.infradead.org summary: Content analysis details: (2.9 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- 0.1 RCVD_IN_SORBS_DUL RBL: SORBS: sent directly from dynamic IP address [80.57.133.107 listed in dnsbl.sorbs.net] 2.8 RCVD_IN_DSBL RBL: Received via a relay in list.dsbl.org [] X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2005-08-16 at 15:37 +0530, shahid shaikh wrote: > Hi all, > While doing insmod for a psuedo driver, kernel is dumping a stack because > sleep function is called. > My init_module function for psuedo driver calls add_disk to register admin > device. > In add_disk(), kernel is allocating memory using kmalloc with flag > GFP_KERNEL. This is hardcoded in kernel code for add_disk. you forgot to put an URL with your sourcecode in your email