linux-kernel - Re: [PATCH 0/3] PCI/ATS: Clean up unnecessary stubs and exports

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Message-ID: <20191015213635.GA177798@google.com>
Date:   Tue, 15 Oct 2019 16:36:35 -0500
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     linux-pci@...r.kernel.org
Cc:     Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
        Ashok Raj <ashok.raj@...el.com>,
        Keith Busch <keith.busch@...el.com>,
        linux-kernel@...r.kernel.org,
        David Woodhouse <dwmw2@...radead.org>,
        Joerg Roedel <joro@...tes.org>,
        iommu@...ts.linux-foundation.org,
        Krzysztof Wilczynski <kw@...ux.com>
Subject: Re: [PATCH 0/3] PCI/ATS: Clean up unnecessary stubs and exports

On Wed, Oct 09, 2019 at 05:53:51PM -0500, Bjorn Helgaas wrote:
> From: Bjorn Helgaas <bhelgaas@...gle.com>
> 
> Most of the ATS/PRI/PASID interfaces are only used by IOMMU drivers that
> can only be built statically, not as modules.  A couple are only used by
> the PCI core and don't need to be visible outside at all.
> 
> These are intended to be cleanup only, but let me know if they would break
> something.
> 
> Bjorn Helgaas (3):
>   PCI/ATS: Remove unused PRI and PASID stubs
>   PCI/ATS: Remove unnecessary EXPORT_SYMBOL_GPL()
>   PCI/ATS: Make pci_restore_pri_state(), pci_restore_pasid_state()
>     private
> 
>  drivers/pci/ats.c       | 14 --------------
>  drivers/pci/pci.h       |  4 ++++
>  include/linux/pci-ats.h | 15 ---------------
>  3 files changed, 4 insertions(+), 29 deletions(-)

I applied these to pci/virtualization for v5.5, with Kuppuswamy's
Reviewed-by on the first and Joerg's on all three.  Thank you both for
taking a look!

Bjorn