linux-kernel - Re: [PATCH 00/86] pci: export pci

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Date:	Thu, 2 Apr 2015 14:09:30 +0200
From:	"Michael S. Tsirkin" <mst@...hat.com>
To:	Christoph Hellwig <hch@...radead.org>
Cc:	Jean Delvare <jdelvare@...e.de>, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org, Bjorn Helgaas <bhelgaas@...gle.com>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Dave Jones <davej@...hat.com>,
	Jesse Barnes <jbarnes@...tuousgeek.org>
Subject: Re: [PATCH 00/86] pci: export pci_ids.h and related cleanups

On Thu, Apr 02, 2015 at 01:23:06AM -0700, Christoph Hellwig wrote:
> The class ids are a hardware defintion, not a kernel API.

It's part of the API, it's used to decode values in this sysfs file:
/sys/bus/pci/devices/<address>/class
VFIO also made this part of it's kernel API.

> Just use the
> definitions from libpci, or copy over the kernel header if you prefer
> it over the libpci definutions.
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