Date: Tue, 4 Jun 2019 00:15:33 +0300 From: Konstantin Belousov <kostikbel@gmail.com> To: Alan Somers <asomers@freebsd.org> Cc: FreeBSD Hackers <freebsd-hackers@freebsd.org> Subject: Re: How to VOP_RECLAIM on demand? Message-ID: <20190603211533.GS75280@kib.kiev.ua> In-Reply-To: <CAOtMX2h9zdwczP3ZEawHHQgnutu6G9kqvHOO9dCW%2BX-N1zoYkw@mail.gmail.com> References: <CAOtMX2h9zdwczP3ZEawHHQgnutu6G9kqvHOO9dCW%2BX-N1zoYkw@mail.gmail.com>
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On Mon, Jun 03, 2019 at 02:38:11PM -0600, Alan Somers 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. Look at revoke(2) and VOP_REVOKE(). It is only implemented and used for devfs tty nodes.
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