From mboxrd@z Thu Jan 1 00:00:00 1970 From: Markus Trippelsdorf Subject: Re: Bogus "APIC: NR_CPUS/possible_cpus limit of 4 reached" messages Date: Thu, 6 Oct 2016 13:52:20 +0200 Message-ID: <20161006115220.GB308@x4> References: <20161006112737.GA308@x4> <20161006124800.5a824dfc@lxorguk.ukuu.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from ud10.udmedia.de ([194.117.254.50]:50892 "EHLO mail.ud10.udmedia.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932190AbcJFLwZ (ORCPT ); Thu, 6 Oct 2016 07:52:25 -0400 Content-Disposition: inline In-Reply-To: <20161006124800.5a824dfc@lxorguk.ukuu.org.uk> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: One Thousand Gnomes Cc: Gu Zheng , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org On 2016.10.06 at 12:48 +0100, One Thousand Gnomes wrote: > On Thu, 6 Oct 2016 13:27:37 +0200 > Markus Trippelsdorf wrote: > > > On current trunk I get during boot: > > > > [ 0.000000] APIC: NR_CPUS/possible_cpus limit of 4 reached. Processor 4/0x84 ignored. > > [ 0.000000] APIC: NR_CPUS/possible_cpus limit of 4 reached. Processor 5/0x85 ignored. > > > > I don't think these messages make much sense on a 4-core machine. > > > > Four cores with or without hyperthreading ? Without. This is a rather old AMD machine (AMD Phenom II X4 955). -- Markus