* Lokesh Gidra <lokeshgidra@xxxxxxxxxx> [240213 14:18]: ... > > > We could use something like uffd_prepare(), uffd_complete() but I > > > thought of those names rather late in the cycle, but I've already caused > > > many iterations of this patch set and that clean up didn't seem as vital > > > as simplicity and clarity of the locking code. > > I anyway have to send another version to fix the error handling that > you reported earlier. I can take care of this in that version. > > mfill_atomic...() functions (annoyingly) have to sometimes unlock and > relock. Using prepare/complete in that context seems incompatible. > > > > > Maybe lock_vma_for_uffd()/unlock_vma_for_uffd()? Whatever name is > > better I'm fine with it but all these #ifdef's sprinkled around don't > > contribute to the readability. > > I'll wait for an agreement on this because I too don't like using so > many ifdef's either. > > Since these functions are supposed to have prototype depending on > mfill/move, how about the following names: > > uffd_lock_mfill_vma()/uffd_unlock_mfill_vma() > uffd_lock_move_vmas()/uffd_unlock_move_vmas() > > Of course, I'm open to other suggestions as well. > I'm happy with those if you remove the vma/vmas from the name.