From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-ID: <1337340552.573.33.camel@twins> Subject: Re: [PATCH] perf, x86: Update event scheduling constraints for AMD family 15h models From: Peter Zijlstra To: Robert Richter Cc: Ingo Molnar , Stephane Eranian , LKML , stable@vger.kernel.org Date: Fri, 18 May 2012 13:29:12 +0200 In-Reply-To: <1337337642-1621-1-git-send-email-robert.richter@amd.com> References: <1337337642-1621-1-git-send-email-robert.richter@amd.com> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: On Fri, 2012-05-18 at 12:40 +0200, Robert Richter wrote: > + case 0x031: > + if (hweight_long(hwc->config & ARCH_PERFMON_EVENTSEL_UMASK) <= 1) > + return &amd_f15_PMC20; > + return &emptyconstraint; > + case 0x1C0: > + return &amd_f15_PMC53; Oh man, that's just vile.. I hope you've given your hardware team a big hug for this.. :-)