linux-kernel - Re: trivial clean up to zlc

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Message-Id: <20080229171136.66F6.KOSAKI.MOTOHIRO@jp.fujitsu.com>
Date:	Fri, 29 Feb 2008 17:30:51 +0900
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	kosaki.motohiro@...fujitsu.com,
	Lee Schermerhorn <Lee.Schermerhorn@...com>,
	Paul Jackson <pj@....com>, linux-mm@...ck.org,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: trivial clean up to zlc_setup

> > -       if (jiffies - zlc->last_full_zap > 1 * HZ) {
> > +       if (time_after(jiffies, zlc->last_full_zap + HZ)) {
> >                 bitmap_zero(zlc->fullzones, MAX_ZONES_PER_ZONELIST);
> >                 zlc->last_full_zap = jiffies;
> >         }
> 
> That's a mainline bug.  Also present in 2.6.24, maybe earlier.
> But it's a minor one - we'll fix it up one second later (yes?)

I think so, may be.

Thanks.

-kosaki


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