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Date: Tue, 21 Aug 2018 06:14:41 -0700 From: Christoph Hellwig <hch@...radead.org> To: David Woodhouse <dwmw2@...radead.org> Cc: Christoph Hellwig <hch@...radead.org>, Arnd Bergmann <arnd@...db.de>, linux-pci@...r.kernel.org, Bjorn Helgaas <bhelgaas@...gle.com>, linux-kernel@...r.kernel.org, Lorenzo Pieralisi <lorenzo.pieralisi@....com>, Benjamin Herrenschmidt <benh@...nel.crashing.org>, linuxppc-dev@...ts.ozlabs.org, linux-acpi@...r.kernel.org Subject: Re: [RFC 00/15] PCI: turn some __weak functions into callbacks 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.
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