Re: [PATCH 0/2] dma-mapping: update default segment_boundary_mask

Nicolin Chen
2020-09-03T03:26:52Z

On Wed, Sep 02, 2020 at 10:13:12AM +0200, Niklas Schnelle wrote:
> On 9/2/20 12:16 AM, Nicolin Chen wrote:
> > These two patches are to update default segment_boundary_mask.
> >
> > PATCH-1 fixes overflow issues in callers of dma_get_seg_boundary.
> > Previous version was a series: https://lkml.org/lkml/2020/8/31/1026
> >
> > Then PATCH-2 sets default segment_boundary_mask to ULONG_MAX.
> >
> > Nicolin Chen (2):
> > dma-mapping: introduce dma_get_seg_boundary_nr_pages()
> > dma-mapping: set default segment_boundary_mask to ULONG_MAX
>
> I gave both of your patches a quick test ride on a couple of dev mainframes,
> both NVMe, ConnectX and virtio-pci devices all seems to work fine.
> I already commented on Christoph's mail that I like the helper approach,
> so as for s390 you can add my
>
> Acked-by: Niklas Schnelle <schnelle@linux.ibm.com>

Thanks for testing and the ack!