On Tue, Jun 14, 2022 at 11:51 AM Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote: > > Or just make sure that noop_backing_dev_info is fully initialized > before it's used. I don't see any real reason why that err = bdi_init(&noop_backing_dev_info); couldn't just be done very early. Maybe as the first call in driver_init(), before the whole devtmpfs_init() etc. But I might be missing some dependency there. Linus