On Fri, Jan 30, 2026 at 03:11:48PM +0100, Christian König wrote: > On 1/30/26 14:56, Jason Gunthorpe wrote: > > On Fri, Jan 30, 2026 at 02:21:08PM +0100, Christian König wrote: > > > >> That would work for me. > >> > >> Question is if you really want to do it this way? See usually > >> exporters try to avoid blocking such functions. > > > > Yes, it has to be this way, revoke is a synchronous user space > > triggered operation around things like FLR or device close. We can't > > defer it into some background operation like pm. > > Yeah, but you only need that in a couple of use cases and not all.
Not all, that is why the dma_buf_attach_revocable() is there to distinguish this case from others. Jason
