From: Christoph Lameter <clameter@sgi.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: ak@suse.de, apw@shadowen.org, linux-mm@kvack.org, travis@sgi.com
Subject: Re: [patch 2/2] x86_64: Configure stack size
Date: Fri, 9 Nov 2007 13:50:38 -0800 (PST) [thread overview]
Message-ID: <Pine.LNX.4.64.0711091348170.17019@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <20071109134637.8d6fd2b3.akpm@linux-foundation.org>
On Fri, 9 Nov 2007, Andrew Morton wrote:
> Did you consider making the stack size a calculated-in-Kconfig-arithmetic
> thing rather than an offered-to-humans thing? Derive it from CONFIG_NR_CPUS?
Estimating stack use based on NR_CPUS is a difficult thing. The estimates
likely have to change as the use of the stack changes in the kernel. I'd
rather have a constant there now. Maybe in the future we can come up with
such a scheme.
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next prev parent reply other threads:[~2007-11-09 21:50 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-07 0:43 [patch 0/2] X86_64 configurable " clameter
2007-11-07 0:43 ` [patch 1/2] x86_64: Clean up stack allocation and free clameter
2007-11-07 19:11 ` Andy Whitcroft
2007-11-07 0:43 ` [patch 2/2] x86_64: Configure stack size clameter
2007-11-07 19:14 ` Andy Whitcroft
2007-11-07 23:12 ` Andi Kleen
2007-11-08 0:42 ` Christoph Lameter
2007-11-09 20:13 ` Andrew Morton
2007-11-09 20:45 ` Christoph Lameter
2007-11-09 21:10 ` Andrew Morton
2007-11-09 21:19 ` Christoph Lameter
2007-11-09 21:46 ` Andrew Morton
2007-11-09 21:50 ` Christoph Lameter [this message]
2007-11-10 17:21 ` Andi Kleen
[not found] <Pine.LNX.4.64.0711121147350.27017@schroedinger.engr.sgi.com>
2007-11-19 18:19 ` Mike Travis
2007-11-19 20:05 ` Andi Kleen
2007-11-19 22:35 ` Christoph Lameter
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