On Wed, 2016-14-09 at 06:37:17 UTC, Russell Currey wrote:
> Commit 5958d19a143e checks for prefetchable m64 BARs by comparing the
> addresses instead of using resource flags. This broke SR-IOV as the m64
> check in pnv_pci_ioda_fixup_iov_resources() fails.
>
> The condition in pnv_pci_window_alignment() also changed to checking
> only IORESOURCE_MEM_64 instead of both IORESOURCE_MEM_64 and
> IORESOURCE_PREFETCH.
>
> Revert these cases to the previous behaviour, adding a new helper function
> to do so. This is named pnv_pci_is_m64_flags() to make it clear this
> function is only looking at resource flags and should not be relied on for
> non-SRIOV resources.
>
> Fixes: 5958d19a143e ("Fix incorrect PE reservation attempt on some 64-bit
> BARs")
> Reported-by: Alexey Kardashevskiy <[email protected]>
> Signed-off-by: Russell Currey <[email protected]>
> Tested-by: Alexey Kardashevskiy <[email protected]>
Applied to powerpc fixes, thanks.
https://git.kernel.org/powerpc/c/b79331a5eb9f96e4dfd2169745
cheers
