[v2] powerpc/pnv/pci: Fix incorrect PE reservation attempt on some 64-bit BARs

Michael Ellerman patch-notifications at ellerman.id.au
Wed Aug 10 22:46:34 AEST 2016

On Fri, 2016-08-07 at 05:55:43 UTC, Benjamin Herrenschmidt wrote:
> The generic allocation code may sometimes decide to assign a prefetchable
> 64-bit BAR to the M32 window. In fact it may also decide to allocate
> a 64-bit non-prefetchable BAR to the M64 one ! So using the resource
> flags as a test to decide which window was used for PE allocation is
> just wrong and leads to insane PE numbers.
> Instead, compare the addresses to figure it out.
> Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>

Applied to powerpc fixes, thanks.



More information about the Linuxppc-dev mailing list