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From: Mitch Adair <mitch@theneteffect.com>
To: cw@f00f.org (Chris Wedgwood)
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] CPU hot swap for 2.4.3 + s390 support
Date: Sat, 5 May 2001 11:34:16 -0500 (CDT)	[thread overview]
Message-ID: <200105051634.LAA02026@mako.theneteffect.com> (raw)
In-Reply-To: <20010506033746.A30690@metastasis.f00f.org> from "Chris Wedgwood" at May 06, 2001 03:37:46 AM

> Adding memory probably isn't going to be too hard... but taking
> existing memory off line is tricky. You have to find some way of
> finding all the pages that are in use and then dealing with them
> appropriately, and when some are locked or contain kernel data this
> would be extremely difficult I should think.

Wouldn't that be lot of the same issues as a "swapoff" with some portion of
that in use?  (except for the kernel data case of course...)

	M

  reply	other threads:[~2001-05-05 16:35 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-05-05 13:37 [PATCH] CPU hot swap for 2.4.3 + s390 support Anton Blanchard
2001-05-05 14:43 ` Peter Rival
2001-05-05 15:37   ` Chris Wedgwood
2001-05-05 16:34     ` Mitch Adair [this message]
2001-05-06  1:53       ` Chris Wedgwood
2001-05-06  2:24         ` Rik van Riel
2001-05-06  2:19       ` Rik van Riel
2001-05-06  0:08     ` Peter Rival
2001-05-06  2:02       ` Chris Wedgwood
2001-05-06  2:19     ` Rik van Riel
2001-05-06  2:25       ` Chris Wedgwood
2001-05-06  2:31         ` Rik van Riel
2001-05-06 15:38       ` David Woodhouse
2001-05-06  8:03   ` Aaron Lehmann
2001-05-06  8:43     ` Stephen Beynon
2001-05-06  7:15 ` Dwayne C. Litzenberger
2001-05-06  8:04   ` Aaron Lehmann
2001-05-06 17:06   ` Ben Ford
2001-05-07  1:42     ` Jakob Østergaard
2001-05-05 20:49       ` Bruce Harada

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