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 X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 01D08C5B578 for ; Wed, 3 Jul 2019 22:54:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D385D20645 for ; Wed, 3 Jul 2019 22:54:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727193AbfGCWyW (ORCPT ); Wed, 3 Jul 2019 18:54:22 -0400 Received: from gate.crashing.org ([63.228.1.57]:40579 "EHLO gate.crashing.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727021AbfGCWyW (ORCPT ); Wed, 3 Jul 2019 18:54:22 -0400 Received: from localhost (localhost.localdomain [127.0.0.1]) by gate.crashing.org (8.14.1/8.14.1) with ESMTP id x63Ms7Z4012251; Wed, 3 Jul 2019 17:54:08 -0500 Message-ID: Subject: Re: Multitude of resource assignment functions From: Benjamin Herrenschmidt To: Nicholas Johnson , Bjorn Helgaas Cc: Logan Gunthorpe , "linux-pci@vger.kernel.org" Date: Thu, 04 Jul 2019 08:54:07 +1000 In-Reply-To: References: <024eec86-dfb9-0a23-6385-9e8dfe9a0381@deltatee.com> <442c6b35a1aab9833fd2942b499d4fb082a71a15.camel@kernel.crashing.org> <20190702213951.GF128603@google.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.5-0ubuntu0.18.04.1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Wed, 2019-07-03 at 13:43 +0000, Nicholas Johnson wrote: > The nocrs is vital because the BIOS places pitiful space behind the root > complex and will fail for assigning large BARs - hence why Xeon Phi Can you check what you get out of _DSM #5 behind these if it exists ? Cheers Ben.