[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Fri, 12 Dec 2008 08:58:45 +0100
From: Jens Axboe <jens.axboe@...cle.com>
To: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc: Jean Delvare <khali@...ux-fr.org>,
Trond Myklebust <Trond.Myklebust@...app.com>,
LKML <linux-kernel@...r.kernel.org>, riel@...hat.com
Subject: Re: [PATCH] block: Fix LSF default inconsistency
On Thu, Dec 11 2008, KOSAKI Motohiro wrote:
> > On Thu, Dec 11 2008, KOSAKI Motohiro wrote:
> > > > > No objection from me, getting rid of configuration options almost
> > > > > always gets my vote :)
> > > >
> > > > Yeah, mine too. One recent addition was CONFIG_UNEVICTABLE_LRU - why on
> > > > earth is that an option?!
> > >
> > > As far as I know, CONFIG_UNEVICTABLE_LRU depend on CONFIG_MMU
> > > because any unevictable lru developer don't have nommu machine ;)
> > >
> > > I expect that nobody of mmu user don't turn off unevictable lru feature.
> >
> > Perhaps I didn't frase the question correctly. My question is, why is it
> > a visible option? Does it make ANY sense to turn off
> > CONFIG_UNEVICTABLE_LRU?
>
> very difficult question...
>
> As far as I know, CONFIG_UNEVICTABLE_LRU doesn't have any bad side effect.
> So, I expect we can remove UNEVICTABLE_LRU Kconfig option in the future.
>
> but it is _not_ VM developr consensus. just my thinking.
Me neither, lets ask the originator of the patch. Rik, why is
unevictable lru an option?
--
Jens Axboe
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists