From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Jongepier Subject: Re: 3.18 RT freezes on Raspberry Pi 2 Date: Wed, 30 Sep 2015 09:54:43 +0200 Message-ID: <560B9543.1020106@autostatic.com> References: <3671201425478878@web10j.yandex.ru> <20150309141038.GC13768@linutronix.de> <3863561427712041@web3j.yandex.ru> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="djdMXqwqwfbIPoJ2uDPARGbDfJqEE2Rcc" To: linux-rt-users@vger.kernel.org Return-path: Received: from autostatic1.autostatic.cyso.net ([93.94.224.100]:43924 "EHLO smtp.autostatic.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751184AbbI3IAG (ORCPT ); Wed, 30 Sep 2015 04:00:06 -0400 Received: from [10.94.224.18] (vpngateway2.network.cyso.net [109.235.73.248]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: autostatic) by smtp.autostatic.com (Postfix) with ESMTPSA id 1DE2AEFA for ; Wed, 30 Sep 2015 09:54:44 +0200 (CEST) In-Reply-To: Sender: linux-rt-users-owner@vger.kernel.org List-ID: This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --djdMXqwqwfbIPoJ2uDPARGbDfJqEE2Rcc Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable Hello Oliver, On 09/27/2015 05:44 PM, Oliver wrote: > Hi >=20 > Same issue in RPi 2 running linux 4.1.6 with PREEMPT_RT_FULL. >=20 > Kodi-video playback gives skipped frames and freezes after a few minute= s > which does not happen when rt is disabled (with FIQ enabled or disabled= , it > does not matter). >=20 > Turning off FIQ as suggested by Mikhail gives the expected behaviour fo= r > cyclictest and also prevents the freezes in kodi which is great, so tha= nks > for that hint! Try removing all FIQ related stuff from your cmdline.txt and just use the defaults. Works fine for me with 4.1.7-rt8. Jeremy >=20 > However, I still get skipped frames in kodi. >=20 > Is it possible there is another/related issue? >=20 > Oliver --djdMXqwqwfbIPoJ2uDPARGbDfJqEE2Rcc Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) iQIcBAEBAgAGBQJWC5VEAAoJEF63J34m6LiU4iIP/j/lnlU0RzOJb9870/VYoD9i VMBJqEPziSOtRRnNqyHOIIrI700tdXDvsn0vTbZu6fAY3BqY350RSjMK8ywQ92V9 xo5aa0bfhB19Akccm1buIZvzjxXP0JtpEmIckv2WPtQSi1YMI26Y7sCoxR3Ez8Da TZh8SG28qhiIuaQRP6T7C8kKyXYVfnlOtnPADZzEDtp2BDu2HaM3H6ODK7OJlbwv iAr2kckMSHMPnqxPp3AGIZW6Pvo3zu+PotFquITmOX6C3OXhefXo4kP59tkoBWrt vRDPapInZDifIj6+GPJVCwtsQ0Aamb2TnDlMC0u1JGoTMuWRI09l1CDEtXQ28GJL y4Vj0E6Dg6qIEzCUu+3hV8aiqvfwiGe1qxSBQH3zGA8pKUmUpNgKnRFnDy2oHhxq sLweXpB418q9O5RlU6uS8nlAo+9QCIdxv8n3Z7Ptk0fNpWb0X4QeQcTrEU0eCjb9 urHonWwZmsjtVwB5I2RPRe0VZ3ceTuUcJTpDvWMhjncvOfPsOj/JOLGExMRydCcG vz8mbuHRGNf4GvyeFV5pLX/YajvI4req45riEpUuRqJ/hBL1oAv73tsuaLXp443L 3586DCTqZX71tZnvCdqd5Ayx+6H6dcVPZ62aYEgo4+pcjhUDu+F/H40O1uqzRwoJ cciwppoRkMjqpOmDrROz =oN3S -----END PGP SIGNATURE----- --djdMXqwqwfbIPoJ2uDPARGbDfJqEE2Rcc--