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@xxxxxxxxxxxxx> Thanks for testing and the ack!