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=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 DEC5AC38A2A for ; Fri, 8 May 2020 18:47:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C97AC207DD for ; Fri, 8 May 2020 18:47:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726863AbgEHSrt (ORCPT ); Fri, 8 May 2020 14:47:49 -0400 Received: from out03.mta.xmission.com ([166.70.13.233]:53562 "EHLO out03.mta.xmission.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726756AbgEHSrt (ORCPT ); Fri, 8 May 2020 14:47:49 -0400 Received: from in01.mta.xmission.com ([166.70.13.51]) by out03.mta.xmission.com with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jX82F-0001Dp-NB; Fri, 08 May 2020 12:47:47 -0600 Received: from ip68-227-160-95.om.om.cox.net ([68.227.160.95] helo=x220.xmission.com) by in01.mta.xmission.com with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.87) (envelope-from ) id 1jX82F-0002qd-2G; Fri, 08 May 2020 12:47:47 -0600 From: ebiederm@xmission.com (Eric W. Biederman) To: Cc: Linus Torvalds , Oleg Nesterov , Jann Horn , Kees Cook , Greg Ungerer , Rob Landley , Bernd Edlinger , , Al Viro , Alexey Dobriyan , Andrew Morton References: <87h7wujhmz.fsf@x220.int.ebiederm.org> <87sgga6ze4.fsf@x220.int.ebiederm.org> Date: Fri, 08 May 2020 13:44:19 -0500 In-Reply-To: <87sgga6ze4.fsf@x220.int.ebiederm.org> (Eric W. Biederman's message of "Fri, 08 May 2020 13:43:31 -0500") Message-ID: <87mu6i6zcs.fsf_-_@x220.int.ebiederm.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-XM-SPF: eid=1jX82F-0002qd-2G;;;mid=<87mu6i6zcs.fsf_-_@x220.int.ebiederm.org>;;;hst=in01.mta.xmission.com;;;ip=68.227.160.95;;;frm=ebiederm@xmission.com;;;spf=neutral X-XM-AID: U2FsdGVkX18wYKPEvakFJCUELsQOPDMEKQPVyGLjgUg= X-SA-Exim-Connect-IP: 68.227.160.95 X-SA-Exim-Mail-From: ebiederm@xmission.com Subject: [PATCH 1/6] exec: Move the comment from above de_thread to above unshare_sighand X-SA-Exim-Version: 4.2.1 (built Thu, 05 May 2016 13:38:54 -0600) X-SA-Exim-Scanned: Yes (on in01.mta.xmission.com) Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org The comment describes work that now happens in unshare_sighand so move the comment where it makes sense. Signed-off-by: "Eric W. Biederman" --- fs/exec.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/fs/exec.c b/fs/exec.c index 3cc40048cc65..d4387bc92292 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -1093,12 +1093,6 @@ static int exec_mmap(struct mm_struct *mm) return 0; } -/* - * This function makes sure the current process has its own signal table, - * so that flush_signal_handlers can later reset the handlers without - * disturbing other processes. (Other processes might share the signal - * table via the CLONE_SIGHAND option to clone().) - */ static int de_thread(struct task_struct *tsk) { struct signal_struct *sig = tsk->signal; @@ -1240,6 +1234,12 @@ static int de_thread(struct task_struct *tsk) } +/* + * This function makes sure the current process has its own signal table, + * so that flush_signal_handlers can later reset the handlers without + * disturbing other processes. (Other processes might share the signal + * table via the CLONE_SIGHAND option to clone().) + */ static int unshare_sighand(struct task_struct *me) { struct sighand_struct *oldsighand = me->sighand; -- 2.20.1