Re: [PATCH] PCI: iproc: Fix incorrect MSI address alignment

2016-11-23 Thread Bjorn Helgaas
On Mon, Nov 21, 2016 at 05:48:30PM -0800, Ray Jui wrote: > In the code to handle PAXB v2 based MSI steering, the logic aligns the > MSI register address to the size of supported inbound mapping range. > This is incorrect since it rounds "up" the starting address to the next > aligned address, but w

[PATCH] PCI: iproc: Fix incorrect MSI address alignment

2016-11-21 Thread Ray Jui
In the code to handle PAXB v2 based MSI steering, the logic aligns the MSI register address to the size of supported inbound mapping range. This is incorrect since it rounds "up" the starting address to the next aligned address, but what we want is the starting address to be rounded "down" to the a