Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933322AbZIDJZp (ORCPT ); Fri, 4 Sep 2009 05:25:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933301AbZIDJZn (ORCPT ); Fri, 4 Sep 2009 05:25:43 -0400 Received: from mx1-old.redhat.com ([66.187.233.31]:41201 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933280AbZIDJZm (ORCPT ); Fri, 4 Sep 2009 05:25:42 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit From: Roland McGrath To: David Howells X-Fcc: ~/Mail/linus Cc: Oleg Nesterov , Andrew Morton , Linus Torvalds , James Morris , Tom Horsley , linux-kernel@vger.kernel.org, stable@kernel.org Subject: Re: [PATCH 0/1] exec: do not sleep in TASK_TRACED under ->cred_guard_mutex In-Reply-To: David Howells's message of Friday, 4 September 2009 09:47:31 +0100 <30057.1252054051@redhat.com> References: <20090903160510.GA23638@redhat.com> <30057.1252054051@redhat.com> X-Windows: a terminal disease. Message-Id: <20090904092211.C57138B12A@magilla.sf.frob.com> Date: Fri, 4 Sep 2009 02:22:11 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 578 Lines: 19 > Oleg Nesterov wrote: > > > [PATCH 0/1] exec: do not sleep in TASK_TRACED under ->cred_guard_mutex > > I don't see where it is sleeping in TASK_TRACED with cred_guard_mutex held. search_binary_handler calls tracehook_report_exec, which calls ptrace_notify when PTRACE_O_TRACEEXEC is enabled. Thanks, Roland -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/