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Biederman) To: NAGARATHNAM MUTHUSAMY Cc: Konstantin Khlebnikov , Konstantin Khlebnikov , Linux API , Linux Kernel Mailing List , Jann Horn , Serge Hallyn , Oleg Nesterov , Andy Lutomirski , Prakash Sangappa , Andrew Morton References: <152286911105.615669.14053871624892399807.stgit@buzz> <87h8oqhagl.fsf@xmission.com> <112c7cac-1982-3a2e-ffc0-878bc5ae4bb6@yandex-team.ru> <778ab3d0-b6bc-fdb5-669a-40222e5020d4@yandex-team.ru> <3e2c285a-1bf8-f71d-1b74-4d6465c29a54@yandex-team.ru> <3bdd6b27-0a46-5802-8671-07268cecc1c7@oracle.com> <87po1bd7ky.fsf@xmission.com> <2cc8a788-56ec-8e30-be04-d5d0e0791f90@oracle.com> Date: Fri, 01 Jun 2018 11:14:34 -0500 In-Reply-To: <2cc8a788-56ec-8e30-be04-d5d0e0791f90@oracle.com> (NAGARATHNAM MUTHUSAMY's message of "Fri, 1 Jun 2018 08:55:43 -0700") Message-ID: <87r2lqv5zp.fsf@xmission.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-XM-SPF: eid=1fOmhJ-0006HQ-Gi;;;mid=<87r2lqv5zp.fsf@xmission.com>;;;hst=in01.mta.xmission.com;;;ip=97.119.124.205;;;frm=ebiederm@xmission.com;;;spf=neutral X-XM-AID: U2FsdGVkX19g7fiJVOOU2HgFfxN7XsX62HkfpOboctY= X-SA-Exim-Connect-IP: 97.119.124.205 X-SA-Exim-Mail-From: ebiederm@xmission.com X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on sa07.xmission.com X-Spam-Level: X-Spam-Status: No, score=-1.0 required=8.0 tests=ALL_TRUSTED,BAYES_40, DCC_CHECK_NEGATIVE,TVD_RCVD_IP,T_TM2_M_HEADER_IN_MSG autolearn=disabled version=3.4.1 X-Spam-Report: * -1.0 ALL_TRUSTED Passed through trusted hosts only via SMTP * 0.0 TVD_RCVD_IP Message was received from an IP address * 0.0 T_TM2_M_HEADER_IN_MSG BODY: No description available. * -0.0 BAYES_40 BODY: Bayes spam probability is 20 to 40% * [score: 0.3933] * -0.0 DCC_CHECK_NEGATIVE Not listed in DCC * [sa07 1397; Body=1 Fuz1=1 Fuz2=1] X-Spam-DCC: XMission; sa07 1397; Body=1 Fuz1=1 Fuz2=1 X-Spam-Combo: ;NAGARATHNAM MUTHUSAMY X-Spam-Relay-Country: X-Spam-Timing: total 15024 ms - load_scoreonly_sql: 0.03 (0.0%), signal_user_changed: 2.5 (0.0%), b_tie_ro: 1.71 (0.0%), parse: 0.77 (0.0%), extract_message_metadata: 12 (0.1%), get_uri_detail_list: 0.86 (0.0%), tests_pri_-1000: 3.4 (0.0%), tests_pri_-950: 1.21 (0.0%), tests_pri_-900: 1.03 (0.0%), tests_pri_-400: 50 (0.3%), check_bayes: 49 (0.3%), b_tokenize: 36 (0.2%), b_tok_get_all: 5 (0.0%), b_comp_prob: 1.82 (0.0%), b_tok_touch_all: 3.3 (0.0%), b_finish: 0.59 (0.0%), tests_pri_0: 170 (1.1%), check_dkim_signature: 7 (0.0%), check_dkim_adsp: 2.7 (0.0%), tests_pri_500: 14780 (98.4%), poll_dns_idle: 14769 (98.3%), rewrite_mail: 0.00 (0.0%) Subject: Re: [PATCH RFC v5] pidns: introduce syscall translate_pid X-Spam-Flag: No 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-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org NAGARATHNAM MUTHUSAMY writes: > On 5/31/2018 11:58 PM, Konstantin Khlebnikov wrote: >> On Thu, May 31, 2018 at 9:05 PM, Eric W. Biederman >> wrote: >>> Nagarathnam Muthusamy writes: >>> >>>> Ping? Any additional comments on this patch? >>> Konstantin's v5 no. >>> >>> I am uncomfortable with unnecessary flexibility. I don't want to >>> encourage the increased usage of pids to identify namespaces. I saw >>> no arguments in favor of pids to identify namespaces from Konstantin. >>> >>> Your v4 updated to reflect Andrew Morton's concerns in the changelog >>> yes. >> Ok, whatever. If I the only blocker then let it be v4 design. > > Thanks! I will resend the V4 patch with a plain text man page for > translate_pid. I believe Andrew was also asking for the motivating use case in the description of the patch. Thank you, Eric