On Mon, Jul 13, 2026 at 01:13:05PM -0700, Andrew Morton wrote: > On Mon, 13 Jul 2026 11:33:37 +0200 Christoph Hellwig <[email protected]> wrote: > > > this series makes use of the swap_iocb for block as well so that it > > doesn't do inefficient single-bio I/O, and then rebases the swap_ops from > > Baoquan on top of the now very different method structure. > > > > When running doing kernels builds, which is a workload that doesn't > > really do much THP anonymous memory it still gets 2x clustering for > > writeout and 1.2x for reading back swap in. The overall times do > > not actually change, though. > > Thanks. Sashiko review might have found a couple of deadly issues in > > drivers/gpu/drm/i915/gem/i915_gem_shmem.c > drivers/gpu/drm/ttm/ttm_backup.c > > so let me add a zillions cc's.
Well, I mentioned this before, as did you. But it is all existing issues. The proper fix would of course be to not give users such low-level access to shmem writeback.. On the other Sashiko comment: the bi_vcnt doesn't make any sense, bi_vcnt is only for the submitters convenience.
