> Am 25.06.2020 um 21:38 schrieb Heiko Carstens <heiko.carstens@xxxxxxxxxx>: > > On Thu, Jun 25, 2020 at 05:00:29PM +0200, David Hildenbrand wrote: >> This smells like a leftover from ancient times, let's get rid of it. We >> can now convert vmem_remove_mapping() into a void function - everybody >> ignored the return value already. > > This buys us what? Except that we get rid of a bit of code? I‘m looking into virtio-mem support for s390x, including vmemmap/vmem optimizations. Virtio-mem adds/removes memory in memory block granularity, which results in one list entry for essentially each memory section. That seems to be easy to avoid. Thanks