How to VOP_RECLAIM on demand?

[Conrad Meyer]

It could be done with a sysctl, or even an ioctl on /dev/fuse
(although, there is nothing FUSE-specific about the idea for a test
utility).  So I'd just add a sysctl for that functionality.

Best,
Conrad

On Mon, Jun 3, 2019 at 1:39 PM Alan Somers <asomers at freebsd.org> wrote:
>
> It would be useful if I could trigger VOP_RECLAIM on demand for a
> certain file or pathname.  There are some edge cases in fusefs that I
> can't test otherwise.  But I don't see any way to do it.  Is such a
> thing possible?  Would it be worth adding a special syscall for this
> purpose?  It could be guarded with INVARIANTS so it wouldn't affect
> production builds.
> -Alan
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