Re: CVS commit: src/sys/miscfs/genfs

[Mindaugas Rasiukevicius <rmind%netbsd.org@localhost>]

yamt%mwd.biglobe.ne.jp@localhost (YAMAMOTO Takashi) wrote:
> > These operations (free and unmap) do not require glock. Why would you want
> > to keep the operations, which might potentially block, under the lock?
> 
> because pager map is a system-global resource.

Address space is managed by UVM, with appropriate locking. At the unmap
point, there are no references to KVA. Can you explain more?

> 
> YAMAMOTO Takashi

-- 
Best regards,
Mindaugas