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From: William Lee Irwin III <wli@holomorphy.com>
To: Amir Hermelin <amir@montilio.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: PG_reserved bug
Date: Wed, 26 Nov 2003 05:09:27 -0800	[thread overview]
Message-ID: <20031126130927.GM8039@holomorphy.com> (raw)
In-Reply-To: <004501c3b41e$38b3c570$1d01a8c0@CARTMAN>

On Wed, Nov 26, 2003 at 03:07:13PM +0200, Amir Hermelin wrote:
> Can't I just not use the reserved bit (therefore effectively use the
> refcount), and keep the minimal count at 1 or 2?  Will that have the same
> effect as setting the reserved bit?

You can do that, yes. There are certain disadvantages to doing so, e.g.
poor interactions with higher-order allocations.


-- wli

      reply	other threads:[~2003-11-26 13:09 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-11-26 10:09 PG_reserved bug Amir Hermelin
2003-11-26 10:17 ` William Lee Irwin III
2003-11-26 12:45   ` Amir Hermelin
2003-11-26 12:50     ` William Lee Irwin III
2003-11-26 13:07       ` Amir Hermelin
2003-11-26 13:09         ` William Lee Irwin III [this message]

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