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SubjectRE: [PATCH] pci-hyperv: Use only 16 bit integer for PCI domain
Date


> -----Original Message-----
> From: Haiyang Zhang [mailto:haiyangz@exchange.microsoft.com]
> Sent: Wednesday, May 24, 2017 4:39 PM
> To: bhelgaas@google.com; linux-pci@vger.kernel.org
> Cc: Haiyang Zhang <haiyangz@microsoft.com>; KY Srinivasan
> <kys@microsoft.com>; Stephen Hemminger <sthemmin@microsoft.com>;
> olaf@aepfle.de; vkuznets@redhat.com; driverdev-
> devel@linuxdriverproject.org; linux-kernel@vger.kernel.org
> Subject: [PATCH] pci-hyperv: Use only 16 bit integer for PCI domain
>
> [This sender failed our fraud detection checks and may not be who they
> appear to be. Learn about spoofing at http://aka.ms/LearnAboutSpoofing]
>
> From: Haiyang Zhang <haiyangz@microsoft.com>
>
> This patch uses the lower 16 bits of the serial number as PCI
> domain, otherwise some drivers may not be able to handle it.
>
> Besides Nvidia drivers, we also found X.org, and DPDK handle
> only 16 bit PCI domain.
>
> Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
> ---

According to Stephen Hemminger <sthemmin@microsoft.com>, there are
additional programs, like X.org, DPDK, are also using 16-bit only
PCI domain numbers. So, I'm submitting this patch for re-consideration.

Thanks,
- Haiyang

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