From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 241CDC433EF for ; Wed, 29 Sep 2021 13:11:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0BA036140D for ; Wed, 29 Sep 2021 13:11:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344031AbhI2NMu (ORCPT ); Wed, 29 Sep 2021 09:12:50 -0400 Received: from mail.kernel.org ([198.145.29.99]:35634 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344018AbhI2NMt (ORCPT ); Wed, 29 Sep 2021 09:12:49 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 3762461407; Wed, 29 Sep 2021 13:11:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1632921068; bh=y7oSv0Zt6pe3/Qt3nArX9bWdZBkd3cvha4kEdcajIb4=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=t0ahZ1hglVQvI9onTUW/YmmTpNgxXmZnAQAO4OzrgBHyrTRkvtKdh4sT8slMQ2UGG gCJ2EMoP28p3adQGJTQvn97oNIK95760sWzF8d0xP/O3qATagLq5JmD07UOtC1d36b TQUe1pe3IsIq1StlcgIxFJvzdCY0coFBd2+rUzVaqi9SD2CnwOZW+hWnE/Ue2TQ4p4 pqvHaeUZ4R6IsdKlVzZzBjlfTlVr4/EYMU//ECzalzUhibQ5DdL67HgHoZtAJgPfBA +4mP5KhVBnbRYFdxdKBt1cOniofAiy7Re2P6rpes6UT1q6UT7dGTDP4iSkGsHX3PF0 2wCxsB6y63Naw== Date: Wed, 29 Sep 2021 06:11:07 -0700 From: Jakub Kicinski To: x86@kernel.org Cc: jose.souza@intel.com, hpa@zytor.com, bp@alien8.de, mingo@redhat.com, tglx@linutronix.de, kai.heng.feng@canonical.com, bhelgaas@google.com, linux-pci@vger.kernel.org, rudolph@fb.com, xapienz@fb.com, bmilton@fb.com, paulmck@kernel.org, stable@vger.kernel.org Subject: Re: [PATCH v2] x86/intel: Disable HPET on another Intel Coffee Lake platform Message-ID: <20210929061107.243699c2@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> In-Reply-To: <20210917024648.1383476-1-kuba@kernel.org> References: <20210917024648.1383476-1-kuba@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Thu, 16 Sep 2021 19:46:48 -0700 Jakub Kicinski wrote: > My Lenovo T490s with i7-8665U had been marking TSC as unstable > since v5.13, resulting in very sluggish desktop experience... Where do we stand? Waiting for tglx to refactor PC10 detection and use that, or just review delay? > +++ b/arch/x86/kernel/early-quirks.c > @@ -716,6 +716,8 @@ static struct chipset early_qrk[] __initdata = { > PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet}, > { PCI_VENDOR_ID_INTEL, 0x3e20, > PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet}, > + { PCI_VENDOR_ID_INTEL, 0x3e34, > + PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet}, > { PCI_VENDOR_ID_INTEL, 0x3ec4, > PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet}, > { PCI_VENDOR_ID_INTEL, 0x8a12,