[PATCH v4 00/54] tree-in-dcache stuff

[Linus Torvalds]

On Fri, 30 Jan 2026 at 17:06, Al Viro <viro at zeniv.linux.org.uk> wrote:
>
> I'd rather go for a spinlock there, protecting these FFS_DEACTIVATED
> transitions;

Yes, that's the much better solution.  The locking in this thing is horrendous.

But judging by Samuel's recent email, there's something else than the
open locking thing going on.

          Linus