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=-2.4 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, USER_AGENT_MUTT autolearn=ham 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 D8A99C4321D for ; Tue, 21 Aug 2018 13:14:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8CA2F214FF for ; Tue, 21 Aug 2018 13:14:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="mLZ4u9Ix" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8CA2F214FF Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727668AbeHUQeu (ORCPT ); Tue, 21 Aug 2018 12:34:50 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:44080 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726907AbeHUQeu (ORCPT ); Tue, 21 Aug 2018 12:34:50 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Transfer-Encoding :Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To:From:Date: Sender:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=d98yOvqik39kYVbGz25Uc80En1BMy4Nim0RpXPxAZ9w=; b=mLZ4u9IxhcaTXXLwhMP5EeTkIa aBwshDvyZUMuxeB7N8uzKR+zjqyESIl5f+deQaMh6ZqPFEOIuNfrm8gqQE9eqMpFreI6Kl0w2qGlE 14HaJFcd0SHEP61LBOG9JJnucRFtICo3YRnUQzx0uY/s5+vNAPF/W/fLDIjUBMMLEP0ak2nwu2VLo iedU+cdZsw2ctDRsZEh2Uqq72o34AWwLHX9oPpbyLNwl67w4wIDNfpXhwHqJhHiu+6cNRhKYJJ8L8 y7tA6ygGbqKQqkbiPfviwFwMMHAAwl/731jrrRowbjmUswok9G6YzqfhllbIJMISAYayI++31K9ut jbtZfAIg==; Received: from hch by bombadil.infradead.org with local (Exim 4.90_1 #2 (Red Hat Linux)) id 1fs6Ub-0001ci-RX; Tue, 21 Aug 2018 13:14:41 +0000 Date: Tue, 21 Aug 2018 06:14:41 -0700 From: Christoph Hellwig To: David Woodhouse Cc: Christoph Hellwig , Arnd Bergmann , linux-pci@vger.kernel.org, Bjorn Helgaas , linux-kernel@vger.kernel.org, Lorenzo Pieralisi , Benjamin Herrenschmidt , linuxppc-dev@lists.ozlabs.org, linux-acpi@vger.kernel.org Subject: Re: [RFC 00/15] PCI: turn some __weak functions into callbacks Message-ID: <20180821131441.GA6156@infradead.org> References: <20180817102645.3839621-1-arnd@arndb.de> <20180821061451.GB481@infradead.org> <1534851050.14722.3.camel@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1534851050.14722.3.camel@infradead.org> User-Agent: Mutt/1.9.2 (2017-12-15) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 21, 2018 at 12:30:50PM +0100, David Woodhouse wrote: > On Mon, 2018-08-20 at 23:14 -0700, Christoph Hellwig wrote: > > On Fri, Aug 17, 2018 at 12:26:30PM +0200, Arnd Bergmann wrote: > > > Hi Bjorn and others, > > >  > > > Triggered by Christoph's patches, I had another go at converting > > > all of the remaining pci host bridge implementations to be based > > > on pci_alloc_host_bridge and a separate registration function. > > > > I really like the idea behind this series. > > Hm... are you turning direct calls into retpolined indirect calls? He does. But not anywhere near the fast path.