[PATCH v3 5/7] PCI: Do not use IORESOURCE_STARTALIGN to identify bridge resources

Gavin Shan gwshan at linux.vnet.ibm.com
Sat Jul 2 10:37:54 AEST 2016


On Fri, Jul 01, 2016 at 03:04:10PM +0800, Yongji Xie wrote:
>Hi Gavin,
>
>On 2016/7/1 10:34, Gavin Shan wrote:
>
>>On Thu, Jun 30, 2016 at 06:53:11PM +0800, Yongji Xie wrote:
>>>Now we use the IORESOURCE_STARTALIGN to identify bridge resources
>>>in __assign_resources_sorted(). That's quite fragile. We may also
>>>set flag IORESOURCE_STARTALIGN for SR-IOV resources in some cases,
>>>for example, using the option "noresize" of parameter
>>>"pci=resource_alignment".
>>>
>>>In this patch, we try to use a more robust way to identify
>>>bridge resources.
>>>
>>>Signed-off-by: Yongji Xie <xyjxie at linux.vnet.ibm.com>
>>Reviewed-by: Gavin Shan <gwshan at linux.vnet.ibm.com>
>>
>>Yongji, I think this doesn't have to be part of this series, meaning
>>it can be sent or merged separately.
>>
>
>Seems like I give a wrong example in my changelog.  The
>parameter "pci=resource_alignment" would not set flag
>IORESOURCE_STARTALIGN for SR-IOV resources as I replied
>to you in previous patch. So this patch has nothing to do
>with this series now, I will remove it as you suggested.
>

Thanks, please refine the changelog as it's not related to the
enforced alignment as you claimed when resending it separately.

Thanks,
Gavin



More information about the Linuxppc-dev mailing list