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[2620:137:e000::1:20]) by mx.google.com with ESMTP id gn4-20020a1709070d0400b006df76385c66si5078536ejc.262.2022.05.05.19.51.20; Thu, 05 May 2022 19:51:44 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=xmission.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1382057AbiEEQwp (ORCPT + 99 others); Thu, 5 May 2022 12:52:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42340 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244049AbiEEQwn (ORCPT ); Thu, 5 May 2022 12:52:43 -0400 Received: from out02.mta.xmission.com (out02.mta.xmission.com [166.70.13.232]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D939157B14; Thu, 5 May 2022 09:49:03 -0700 (PDT) Received: from in02.mta.xmission.com ([166.70.13.52]:41442) by out02.mta.xmission.com with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.93) (envelope-from ) id 1nmeey-006uoh-6M; Thu, 05 May 2022 10:49:00 -0600 Received: from ip68-227-174-4.om.om.cox.net ([68.227.174.4]:37064 helo=email.froward.int.ebiederm.org.xmission.com) by in02.mta.xmission.com with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.93) (envelope-from ) id 1nmeex-0031MX-9y; Thu, 05 May 2022 10:48:59 -0600 From: "Eric W. Biederman" To: Sebastian Andrzej Siewior Cc: linux-kernel@vger.kernel.org, rjw@rjwysocki.net, Oleg Nesterov , mingo@kernel.org, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, mgorman@suse.de, Will Deacon , tj@kernel.org, linux-pm@vger.kernel.org, Peter Zijlstra , Richard Weinberger , Anton Ivanov , Johannes Berg , linux-um@lists.infradead.org, Chris Zankel , Max Filippov , linux-xtensa@linux-xtensa.org, Kees Cook , Jann Horn , linux-ia64@vger.kernel.org References: <87k0b0apne.fsf_-_@email.froward.int.ebiederm.org> <20220504224058.476193-9-ebiederm@xmission.com> Date: Thu, 05 May 2022 11:48:34 -0500 In-Reply-To: (Sebastian Andrzej Siewior's message of "Thu, 5 May 2022 14:50:31 +0200") Message-ID: <87ee189b8d.fsf@email.froward.int.ebiederm.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-XM-SPF: eid=1nmeex-0031MX-9y;;;mid=<87ee189b8d.fsf@email.froward.int.ebiederm.org>;;;hst=in02.mta.xmission.com;;;ip=68.227.174.4;;;frm=ebiederm@xmission.com;;;spf=softfail X-XM-AID: U2FsdGVkX1++Z+axhusfo6JndgThNVMSOQtg9/DxfAc= X-SA-Exim-Connect-IP: 68.227.174.4 X-SA-Exim-Mail-From: ebiederm@xmission.com X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Virus: No X-Spam-DCC: XMission; sa02 1397; Body=1 Fuz1=1 Fuz2=1 X-Spam-Combo: **;Sebastian Andrzej Siewior X-Spam-Relay-Country: X-Spam-Timing: total 235 ms - load_scoreonly_sql: 0.02 (0.0%), signal_user_changed: 4.5 (1.9%), b_tie_ro: 3.0 (1.3%), parse: 1.02 (0.4%), extract_message_metadata: 10 (4.4%), get_uri_detail_list: 0.67 (0.3%), tests_pri_-1000: 9 (3.7%), tests_pri_-950: 0.98 (0.4%), tests_pri_-900: 0.86 (0.4%), tests_pri_-90: 56 (23.8%), check_bayes: 55 (23.3%), b_tokenize: 4.4 (1.9%), b_tok_get_all: 6 (2.5%), b_comp_prob: 1.31 (0.6%), b_tok_touch_all: 41 (17.2%), b_finish: 0.71 (0.3%), tests_pri_0: 140 (59.4%), check_dkim_signature: 0.58 (0.2%), check_dkim_adsp: 2.5 (1.1%), poll_dns_idle: 0.81 (0.3%), tests_pri_10: 2.1 (0.9%), tests_pri_500: 8 (3.5%), rewrite_mail: 0.00 (0.0%) Subject: Re: [PATCH v3 09/11] ptrace: Don't change __state X-SA-Exim-Version: 4.2.1 (built Sat, 08 Feb 2020 21:53:50 +0000) X-SA-Exim-Scanned: Yes (on in02.mta.xmission.com) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Sebastian Andrzej Siewior writes: > On 2022-05-04 17:40:56 [-0500], Eric W. Biederman wrote: >> Stop playing with tsk->__state to remove TASK_WAKEKILL while a ptrace >> command is executing. >> >> Instead remove TASK_WAKEKILL from the definition of TASK_TRACED, and >> implemention a new jobctl flag TASK_PTRACE_FROZEN. This new flag is > implement ? Yes. Thank you. Eric