On Wed, Jul 17, 2024 at 04:17:12PM +0200, David Hildenbrand wrote: > I'd be curious how a previous truncation on a file can tear down a PFNMAP > mapping -- and if there are simple ways to forbid that (if possible). Unfortunately, forbiding it may not work for vfio, as vfio would like to allow none (or partial) mapping on the bars.. at least so far that's the plan. -- Peter Xu