From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757954AbcLONNG (ORCPT ); Thu, 15 Dec 2016 08:13:06 -0500 Received: from bombadil.infradead.org ([198.137.202.9]:45985 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757439AbcLONNE (ORCPT ); Thu, 15 Dec 2016 08:13:04 -0500 Message-Id: <20161215130454.914605806@infradead.org> User-Agent: quilt/0.63-1 Date: Thu, 15 Dec 2016 14:04:54 +0100 From: Peter Zijlstra To: tglx@linutronix.de, mingo@kernel.org, rafael@kernel.org, nmorey@kalray.eu Cc: srinivas.pandruvada@linux.intel.com, jacob.jun.pan@linux.intel.com, linux-kernel@vger.kernel.org, peterz@infradead.org Subject: [RFC][PATCH 0/4] sched_clock vs TSC wreckage Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org A few weeks ago Nicolas reported some impressive TSC wreckage on his i7-3820 running on an AsusTek Rampage IV Gene board [*]. These are a few patches that should hopefully allow us to do better in the face of such 'creativity'. [*] to be fair, Asus did in fact release a BIOS update that fixes this issue.