From: William Lee Irwin III <wli@holomorphy.com>
To: Hugh Dickins <hugh@veritas.com>
Cc: Rik van Riel <riel@redhat.com>,
Russell King <rmk+lkml@arm.linux.org.uk>,
Mikael Pettersson <mikpe@csd.uu.se>,
Andrew Morton <akpm@osdl.org>,
linux-kernel@vger.kernel.org,
James Antill <james.antill@redhat.com>,
Bryn Reeves <breeves@redhat.com>
Subject: Re: don't let mmap allocate down to zero
Date: Fri, 28 Jan 2005 06:26:20 -0800 [thread overview]
Message-ID: <20050128142620.GQ10843@holomorphy.com> (raw)
In-Reply-To: <Pine.LNX.4.61.0501281348110.6922@goblin.wat.veritas.com>
On Fri, Jan 28, 2005 at 02:14:36PM +0000, Hugh Dickins wrote:
> I had imagined that top down (non-FIXED) would continue to make
> more space available, the space below the text, just cutting off
> at PAGE_SIZE. There was a more serious lower limit on ARM under
> discussion before, but ARM doesn't use top down so far as I can see.
rmk chimed in at one point and made it clear that ARM's actual lower
bounday was PAGE_SIZE (before that, all I knew was:
0 < x <= (FIRST_USER_PGD_NR << PGDIR_SHIFT)).
-- wli
next prev parent reply other threads:[~2005-01-28 14:26 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-26 16:18 don't let mmap allocate down to zero Rik van Riel
2005-01-26 16:38 ` linux-os
2005-01-26 17:05 ` Sytse Wielinga
2005-01-26 17:34 ` Chris Friesen
2005-01-26 17:57 ` Bryn Reeves
2005-01-26 18:37 ` linux-os
2005-01-26 18:54 ` Rik van Riel
2005-01-26 19:09 ` linux-os
2005-01-26 19:13 ` Chris Friesen
2005-01-26 19:08 ` Chris Friesen
2005-01-26 18:10 ` Olivier Galibert
2005-01-26 18:20 ` linux-os
2005-01-26 18:31 ` Olivier Galibert
2005-01-26 18:39 ` linux-os
2005-01-26 19:41 ` Arjan van de Ven
2005-01-26 20:26 ` Andy Isaacson
2005-01-26 20:42 ` Rik van Riel
2005-01-26 22:12 ` Kyle Moffett
2005-01-26 23:31 ` Brian Gerst
2005-01-26 17:25 ` William Lee Irwin III
2005-01-27 5:09 ` William Lee Irwin III
2005-01-27 5:18 ` Dave Jones
2005-01-27 5:28 ` William Lee Irwin III
2005-01-27 9:29 ` Mikael Pettersson
2005-01-27 12:52 ` William Lee Irwin III
2005-01-27 14:25 ` Russell King
2005-01-27 15:12 ` William Lee Irwin III
2005-01-27 19:22 ` Rik van Riel
2005-01-27 20:44 ` William Lee Irwin III
2005-01-27 20:58 ` Rik van Riel
2005-01-27 21:13 ` William Lee Irwin III
2005-01-27 21:28 ` Rik van Riel
2005-01-28 5:30 ` William Lee Irwin III
2005-01-28 13:01 ` Rik van Riel
2005-01-28 14:14 ` Hugh Dickins
2005-01-28 14:26 ` William Lee Irwin III [this message]
2005-01-28 15:41 ` Rik van Riel
2005-01-28 15:53 ` Hugh Dickins
2005-01-27 21:58 ` linux-os
2005-01-27 14:26 ` Mikael Pettersson
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