Re: Reclaiming vnodes

[David Holland <dholland-tech%netbsd.org@localhost>]

On Mon, Aug 17, 2009 at 02:18:45PM +0200, Adam Hamsik wrote:
>>> I have added new kernel thread called vreclaim which takes
>>> care about vnode reclaiming.
>> Why?
>
> To simplify locking in filesystems e.g. in zfs gentnewvnode is
> called with mutex foo held which is later acquired by zfs_reclaim
> which is called by VOP_RECLAIM.

Fix zfs instead? [1/2 :-) ]

Reclaiming/recycling vnodes is complicated (and tricky) enough without
making it asynchronous; I'm not at all sure this is a good idea in the
long run.

-- 
David A. Holland
dholland%netbsd.org@localhost