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From: Dave McCracken <dmccr@us.ibm.com>
To: Linus Torvalds <torvalds@osdl.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [BUG] get_unmapped_area() change -> non booting machine
Date: Thu, 12 Feb 2004 11:31:43 -0600	[thread overview]
Message-ID: <362010000.1076607103@[10.1.1.5]> (raw)
In-Reply-To: <Pine.LNX.4.58.0402120912430.5816@home.osdl.org>


--On Thursday, February 12, 2004 09:17:44 -0800 Linus Torvalds
<torvalds@osdl.org> wrote:

> it it uses RLIMIT_STACK plus a maximum limit (although it's a _big_
> maximum limit, much bigger than we'd use for BSS). So we could do
> something similar for the BSS, with obviously a smaller hard limit (on a 
> 64-bit architecture a gigabyte is fine, but ..)

Hmm... would it work to just do something like 'if the previous vma is
grow-up then allocate from the top of the hole'?  It'd eliminate the need
for a hard limit and should pretty much stay out of the way of BSS.

Dave McCracken


  reply	other threads:[~2004-02-12 17:31 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-02-10  3:47 Benjamin Herrenschmidt
2004-02-10 16:25 ` Linus Torvalds
2004-02-10 17:37   ` Jamie Lokier
2004-02-10 22:25     ` Benjamin Herrenschmidt
2004-02-12 23:23     ` Andi Kleen
2004-02-12 10:04       ` Ingo Molnar
2004-02-12 16:36         ` Linus Torvalds
2004-02-12 17:02           ` Dave McCracken
2004-02-12 17:17             ` Linus Torvalds
2004-02-12 17:31               ` Dave McCracken [this message]
2004-02-12 18:19                 ` Linus Torvalds
2004-02-12 18:25                   ` Dave McCracken
2004-02-12 20:49           ` Benjamin Herrenschmidt
2004-02-13  3:26           ` Jamie Lokier
2004-02-15  5:25             ` Andi Kleen
2004-02-13 18:33               ` Martin J. Bligh
2004-02-13  1:52                 ` Andi Kleen
2004-02-13  6:26           ` H. Peter Anvin
2004-02-10 22:17   ` Benjamin Herrenschmidt
2004-02-14  8:34     ` Andi Kleen
2004-02-11 23:23 ` Andi Kleen
2004-02-10  7:48   ` Benjamin Herrenschmidt

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