From: William Lee Irwin III <wli@holomorphy.com>
To: Andi Kleen <ak@muc.de>
Cc: "Martin J. Bligh" <mbligh@aracnet.com>, linux-kernel@vger.kernel.org
Subject: Re: TASK_UNMAPPED_BASE & stack location
Date: Fri, 25 Apr 2003 15:06:08 -0700 [thread overview]
Message-ID: <20030425220608.GT8978@holomorphy.com> (raw)
In-Reply-To: <m3sms644zz.fsf@averell.firstfloor.org>
"Martin J. Bligh" <mbligh@aracnet.com> writes:
>> Is there any good reason we can't remove TASK_UNMAPPED_BASE, and just shove
>> libraries directly above the program text? Red Hat seems to have patches to
>> dynamically tune it on a per-processes basis anyway ...
On Fri, Apr 25, 2003 at 11:54:56PM +0200, Andi Kleen wrote:
> Yes. You won't get a continuous sbrk/brk heap then anymore. Not sure it is a
> big problem though.
> But apparently Solaris/x86 is doing that.
> It's probably worth a sysctl at least.
How about a personality? It is a very slightly different ABI.
-- wli
next prev parent reply other threads:[~2003-04-25 21:54 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20030425204012$4424@gated-at.bofh.it>
2003-04-25 21:54 ` TASK_UNMAPPED_BASE & stack location Andi Kleen
2003-04-25 22:06 ` William Lee Irwin III [this message]
2003-04-25 22:10 ` Martin J. Bligh
2003-04-25 23:02 Chuck Ebbert
-- strict thread matches above, loose matches on Subject: below --
2003-04-25 23:02 Chuck Ebbert
[not found] <20030425220018$6219@gated-at.bofh.it>
[not found] ` <20030425220018$76b1@gated-at.bofh.it>
[not found] ` <20030425225007$3fae@gated-at.bofh.it>
2003-04-25 22:58 ` Andi Kleen
2003-04-25 23:13 ` Hui Huang
2003-04-25 20:32 Martin J. Bligh
2003-04-25 21:01 ` H. Peter Anvin
2003-04-25 21:10 ` Martin J. Bligh
2003-04-25 21:12 ` H. Peter Anvin
2003-04-25 22:02 ` Timothy Miller
2003-04-25 22:06 ` Martin J. Bligh
2003-04-25 23:15 ` H. Peter Anvin
2003-04-25 23:19 ` Martin J. Bligh
2003-04-26 0:11 ` H. Peter Anvin
2003-04-26 0:42 ` Hugh Dickins
2003-04-26 5:15 ` Martin J. Bligh
2003-04-26 10:40 ` jlnance
2003-04-26 15:39 ` Martin J. Bligh
2003-04-25 23:52 ` badari
2003-04-25 23:58 ` William Lee Irwin III
2003-04-26 14:37 ` Rik van Riel
2003-04-26 15:03 ` William Lee Irwin III
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