From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: linux-rt-users-owner@vger.kernel.org Received: from mail.klingt.org ([86.59.21.178]:48020 "EHLO klingt.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725992AbeHQNRN (ORCPT ); Fri, 17 Aug 2018 09:17:13 -0400 References: <0ac9fabc-c316-2a59-c3dd-c7b4e4f93209@bristot.me> <20180817095106.GB27071@localhost.localdomain> From: Tim Blechmann Subject: Re: SCHED_DEADLINE as user Message-ID: Date: Fri, 17 Aug 2018 18:08:20 +0800 MIME-Version: 1.0 In-Reply-To: <20180817095106.GB27071@localhost.localdomain> Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="QaaPsBqbVmGN5sldjBFBg00UJ0uf5tdde" Sender: linux-rt-users-owner@vger.kernel.org List-ID: To: Juri Lelli Cc: Daniel Bristot de Oliveira , linux-rt-users@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --QaaPsBqbVmGN5sldjBFBg00UJ0uf5tdde Content-Type: multipart/mixed; boundary="4HeAirrtoNint8MkzLk49T5oU5vFK54Ul"; protected-headers="v1" From: Tim Blechmann To: Juri Lelli Cc: Daniel Bristot de Oliveira , linux-rt-users@vger.kernel.org Message-ID: Subject: Re: SCHED_DEADLINE as user References: <0ac9fabc-c316-2a59-c3dd-c7b4e4f93209@bristot.me> <20180817095106.GB27071@localhost.localdomain> In-Reply-To: <20180817095106.GB27071@localhost.localdomain> --4HeAirrtoNint8MkzLk49T5oU5vFK54Ul Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable hi juri, >>> i wonder, what's the preferred way to obtain SCHED_DEADLINE privilege= s >>> as non-root user? >> >> Hi Tim, >> >> It is still not possible to use sched deadline as a non-root user :-(.= >=20 > Indeed, but Tim, is this hindering you from experimenting/using > DEADLINE? it's a showstopper for using it in audio applications, which are running as user. audio applications typically use SCHED_FIFO. however they are rate-monotonic by design, so i wanted to evaluate how SCHED_DEADLINE behaves here. > Asking because we might want to have a look at how to relax the current= > privileges requirement. please :) cheers, tim --4HeAirrtoNint8MkzLk49T5oU5vFK54Ul-- --QaaPsBqbVmGN5sldjBFBg00UJ0uf5tdde Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Comment: GPGTools - http://gpgtools.org iQIcBAEBCgAGBQJbdp6UAAoJEAIkvWiom07D+tEP/jiANh2TLXziIj+CJRWjiTa2 wa0RxMuY6VvRs9YQyLcjxQlbN97DLtrw0Lo3JZKWsqs9TqdMxFnliD9a2BiWjg7/ U1JVhyWeZ6icfGMFhMJq1czXji1Ak6dc3BopBQTGwjt4s918nyRdreqGKTCLicq2 ka5Ybh5Qtx+Pd6ch/ILAej/K3cnVXnWFMj5JBkNeg/P33D79L+lFi1zZJCUADIp8 xjRYe4hjvjzaYe7lvf6RrW8ysAh6OvWrvsV3zu1/selCCZiRfHD69e7eFBwPeU/J +8DyU4KoLB+L5IxSoORsA2iiZl5arDtrL7TwKywNB543PSzu1nRuRurvyrhURr0x n19pVn5x9OEVT0eEVG+9Ab0vUX9DeIuNZmmo6fyZyBylu5U2G7C9xo1NMpIEgNVm O/u5z1Wdbp9WwaEzlk3xS2tontvG6L0bvQRImzlAuq3jgZXImG0Aexzbpew4E8vm T9UZ4kRbQqniilymorEnfnIIwNPfPfQBevWD8me5N6rkqlObk5G8A6xv2Gi429/U iu9pGXTf6OfQ7vEtfAF1io3KYFMqp3wUDJHNDizwqNr8hWxuv/bDpjMZHbEEQHUC Guip1dIifNqkrWzgs9um0feL18Jx0ZCySahDrVe0ZezJObTzxUeGzJV14wlOc9+k WlFV1BfSuweMvqD2JwYj =sP81 -----END PGP SIGNATURE----- --QaaPsBqbVmGN5sldjBFBg00UJ0uf5tdde--