linux-kernel - Re: [PATCH 17/20] xen/x86/PCI: Add support for the Xen PCI subsystem

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Date:	Fri, 13 Aug 2010 16:28:35 -0700
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Cc:	linux-kernel@...r.kernel.org, xen-devel@...ts.xensource.com,
	alex.williamson@...hat.com, Alex Nixon <alex.nixon@...rix.com>,
	Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>,
	Ian Campbell <ian.campbell@...rix.com>,
	Stefano Stabellini <stefano.stabellini@...citrix.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Matthew Wilcox <willy@...ux.intel.com>,
	Qing He <qing.he@...el.com>,
	Thomas Gleixner <tglx@...utronix.de>, x86@...nel.org
Subject: Re: [PATCH 17/20] xen/x86/PCI: Add support for the Xen PCI
 subsystem

On Wed,  4 Aug 2010 14:19:12 -0400
Konrad Rzeszutek Wilk <konrad.wilk@...cle.com> wrote:

> From: Alex Nixon <alex.nixon@...rix.com>
> 
> The frontend stub lives in arch/x86/pci/xen.c, alongside other
> sub-arch PCI init code (e.g. olpc.c).
> 
> It provides a mechanism for Xen PCI frontend to setup/destroy
> legacy interrupts, MSI/MSI-X, and PCI configuration operations.
> 
> [ Impact: add core of Xen PCI support ]
> [ v2: Removed the IOMMU code and only focusing on PCI. Dropping:
> drivers/pci/Makefile, drivers/pci/xen-iommu.c, arch/x86/kernel/pci-dma.c
> and arch/x86/include/asm/xen/iommu.h]
> [ v3: removed usage of pci_scan_all_fns as that does not exist]
> [ v4: introduced pci_xen value to fix compile warnings]
> [ v5: squished fixes+features in one patch, changed Reviewed-by to Ccs]
> Signed-off-by: Alex Nixon <alex.nixon@...rix.com>
> Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
> Signed-off-by: Ian Campbell <ian.campbell@...rix.com>
> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
> Signed-off-by: Stefano Stabellini <stefano.stabellini@...citrix.com>
> Cc: "H. Peter Anvin" <hpa@...or.com>
> Cc: Matthew Wilcox <willy@...ux.intel.com>
> Cc: Qing He <qing.he@...el.com>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Cc: x86@...nel.org
> Cc: Jesse Barnes <jbarnes@...tuousgeek.org>
> ---

Fine with me if this stuff goes in with the rest of the Xen bits,
presumably through the x86 tree.

Acked-by: Jesse Barnes <jbarnes@...tuousgeek.org>

-- 
Jesse Barnes, Intel Open Source Technology Center
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