From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) by sourceware.org (Postfix) with ESMTP id 27DA63857C46 for ; Fri, 18 Sep 2020 08:29:38 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 27DA63857C46 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-531-n_1MMwTaPGisuVynYFyr6A-1; Fri, 18 Sep 2020 04:29:35 -0400 X-MC-Unique: n_1MMwTaPGisuVynYFyr6A-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id ADC6D1091070; Fri, 18 Sep 2020 08:29:34 +0000 (UTC) Received: from oldenburg2.str.redhat.com (ovpn-113-177.ams2.redhat.com [10.36.113.177]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 00CD71002D6A; Fri, 18 Sep 2020 08:29:33 +0000 (UTC) From: Florian Weimer To: "H.J. Lu via Libc-alpha" Subject: Re: [PATCH 2/3] Set tunable value as well as min/max values References: <20200912134441.2407884-1-hjl.tools@gmail.com> <20200912134441.2407884-3-hjl.tools@gmail.com> Date: Fri, 18 Sep 2020 10:29:32 +0200 In-Reply-To: <20200912134441.2407884-3-hjl.tools@gmail.com> (H. J. Lu via Libc-alpha's message of "Sat, 12 Sep 2020 06:44:40 -0700") Message-ID: <87o8m38p3n.fsf@oldenburg2.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain X-Spam-Status: No, score=-8.0 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H5, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 18 Sep 2020 08:29:39 -0000 * H. J. Lu via Libc-alpha: > Some tunable values and their minimum/maximum values must be determinted > at run-time. Add TUNABLE_SET_ALL and TUNABLE_SET_ALL_FULL to update > tunable value together with minimum and maximum values. __tunable_set_val > is updated to set tunable value as well as min/max values. Move x86 > processor cache info to cpu_features to use TUNABLE_SET_ALL and cache > CPUID outputs with the same inputs. H.J., would it be too much work to separate the generic and x86 bits in this patch? Thanks, Florian -- Red Hat GmbH, https://de.redhat.com/ , Registered seat: Grasbrunn, Commercial register: Amtsgericht Muenchen, HRB 153243, Managing Directors: Charles Cachera, Brian Klemm, Laurie Krebs, Michael O'Neill