Received: by 2002:a25:f815:0:0:0:0:0 with SMTP id u21csp2282919ybd; Mon, 24 Jun 2019 03:54:07 -0700 (PDT) X-Google-Smtp-Source: APXvYqxqCRmhz3ImKt29O6o+oBjoKqtPFidqQSZa9k6iY8VHQ9hhzxaQGUTVg/8oBAMnHk18ELUK X-Received: by 2002:a17:902:7887:: with SMTP id q7mr62110203pll.129.1561373647832; Mon, 24 Jun 2019 03:54:07 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1561373647; cv=none; d=google.com; s=arc-20160816; b=HT3V5G/o+Pht9C52Z0TZgsvR5JV3H6QLgBHssfBvjl4BIV5e4K5dFcPhGzDoB0IOvR stlM5H5AXq5kJIjkphqqUWuTj051+BEnuYTBhUGO/tBoKfMJXej91R92FMzF4EE8A/qh eyXMN7DkaWoH7tOzjI8jzUnmFNbuLVpbI5u9uxg/hgMpWP1G/cZduc8BIrKQb4QY3h3W HfKKxQbVzyaJYr7gciWPhpPPsHolJF54vSo9CQAh+jdklXI9soK0kTanrH/9XW/1Tfiz 8fGUn1epOP06ylbm3cUNNyB4UnMQtbaHEnQRI/TyxgNc5qDgWwbDAzk3s0P0yXZGzL9Y 4YNg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=xLXYG1cKBEyXmgCEyr7JiofUKqrrIbzw69+IrldBIe8=; b=uaBac+vWU+9p5vARNK68i4VCo/bWuK2t7z3K3ppHP0VCIXwxqtbnOaiYrhOWV0j5tt Dz1cMO/iNbXCfkKG3xPLYUJFHfKL5SBE6gUgPhZ9WhUrgQpRrqsouCqcPtOSabqZTBlJ ufYBgf74/68J/OwMwVuBQFzXjLQjws9t10cGcrOCzg+ICLzUBha88t9hsLA0MVA983R8 VVmsx2NueO7FO+SIL78AGMejlOWNszkWnhhbcwv+/E9+eMxZynGBMBxrkTWGYrKAI3M3 mHukZnYl16wm6gs0lUW8cmnwLeReLxsWg3lQdoaLps/gUuT2b+NanraUJTUPAqrIgjPD 3Lqw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id h15si9960533pfn.96.2019.06.24.03.53.51; Mon, 24 Jun 2019 03:54:07 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729468AbfFXKxo (ORCPT + 99 others); Mon, 24 Jun 2019 06:53:44 -0400 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:45954 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728616AbfFXKxo (ORCPT ); Mon, 24 Jun 2019 06:53:44 -0400 Received: by atrey.karlin.mff.cuni.cz (Postfix, from userid 512) id 84BD580583; Mon, 24 Jun 2019 12:53:30 +0200 (CEST) Date: Mon, 24 Jun 2019 12:53:40 +0200 From: Pavel Machek To: Jan Kiszka Cc: linux-rt-users@vger.kernel.org, kernel list , mwhitehe@redhat.com Subject: Re: PREEMPT_RT_FULL on x86-32 machine Message-ID: <20190624105340.GA21414@amd> References: <20190622081954.GA10751@amd> <2804bc5b-18c1-2793-171c-045c0725a6a7@siemens.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="bp/iNruPH9dso1Pn" Content-Disposition: inline In-Reply-To: <2804bc5b-18c1-2793-171c-045c0725a6a7@siemens.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --bp/iNruPH9dso1Pn Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! > >Is full preemption supposed to work on x86-32 machines? > > > >Because it does not work for me. It crashes early in boot, no messages > >make it to console. Similar configuration for x86-64 boots ok. > > >=20 > Maybe you can also tell which version(s) you tried, and in which > configuration(s), and how the crash looked like. I wanted to know if the configuration is supposed to work at all before starting heavy debugging. From your reply I assume that it should work. I tried 4.19.13-rt1-cip1 among others. Crash is early in boot, I can try some early printing... Best regards, Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --bp/iNruPH9dso1Pn Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAl0Qq7QACgkQMOfwapXb+vJyDACeP59RoR7aVylUsn23lBsPwPI+ qlcAoJKBq4fQiNWjs1QKL6ElJCSlVJGi =oK2q -----END PGP SIGNATURE----- --bp/iNruPH9dso1Pn--