From: Andrew Morton <akpm@zip.com.au>
To: Pavel Machek <pavel@suse.cz>
Cc: lkml <linux-kernel@vger.kernel.org>
Subject: Re: [patch] writeback daemons
Date: Mon, 15 Apr 2002 15:46:05 -0700 [thread overview]
Message-ID: <3CBB582D.75BEA8F6@zip.com.au> (raw)
In-Reply-To: <3CB3DE1E.5F811D77@zip.com.au> <20020408203839.C540@toy.ucw.cz> <3CBB3A41.8E94C8A@zip.com.au> <20020415223230.GC3406@atrey.karlin.mff.cuni.cz>
Pavel Machek wrote:
>
> Hi!
>
> > > > The number of threads is dynamically managed by a simple
> > > > demand-driven algorithm.
> > >
> > > So... when we are low on free memory, we try to create more threads... Possible
> > > deadlock?
> >
> > Nope. The number of threads is never allowed to fall below two,
> > for this very reason.
>
> I thought this was the case. BTW do you need *two* threads for
> reliable operation, or is one enough?
I chose two because we used to have two - kupdate and bdflush.
But yes, surely one is sufficient. Added to the todo file.
-
prev parent reply other threads:[~2002-04-15 22:46 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-04-10 6:39 [patch] writeback daemons Andrew Morton
2002-04-08 20:38 ` Pavel Machek
2002-04-15 20:38 ` Andrew Morton
2002-04-15 22:32 ` Pavel Machek
2002-04-15 22:46 ` Andrew Morton [this message]
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