I think the right thing to do is probably to at least partially revert: ae678317b95e760607c7b20b97c9cd4ca9ed6e1a netfs: Remove deprecated use of PG_private_2 as a second writeback flag for the moment. That removed the bit that actually did the write to the cache on behalf of ceph. David To unsubscribe from this group and stop receiving emails from it, send an email to linux-cachefs+unsubscribe@xxxxxxxxxx.