From: Matthew Wilcox <matthew@wil.cx>
To: Christoph Lameter <clameter@engr.sgi.com>
Cc: Andrew Morton <akpm@osdl.org>,
linux-mm@kvack.org, linux-ia64@vger.kernel.org,
manfred@colorfulllife.com
Subject: Re: [PATCH] Increase maximum kmalloc size to 256K
Date: Fri, 23 Sep 2005 00:58:04 +0000 [thread overview]
Message-ID: <20050923005804.GI26389@parisc-linux.org> (raw)
In-Reply-To: <Pine.LNX.4.62.0509221329270.18240@schroedinger.engr.sgi.com>
On Thu, Sep 22, 2005 at 01:55:43PM -0700, Christoph Lameter wrote:
> On Thu, 22 Sep 2005, Andrew Morton wrote:
>
> > Christoph Lameter <clameter@engr.sgi.com> wrote:
> > >
> > > The workqueue structure can grow larger than 128k under 2.6.14-rc2 (with
> > > all debugging features enabled on 64 bit platforms)
> >
> > Would it be better to use alloc_percpu() in there? Bearing in mind that
> > one day we'll probably have an alloc_percpu() which incurs one less
> > indirection and which allocates things node-affinely.
>
> Yes I am working on a patch like that right now. But there is still the
> danger that other structures also may get big in the future. It would
> be best to raise the limit.
It would be better to leave the limit alone so other structures which
get ridiculously big are also caught and fixed.
prev parent reply other threads:[~2005-09-23 0:58 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-22 20:07 [PATCH] Increase maximum kmalloc size to 256K Christoph Lameter
2005-09-22 20:15 ` Andrew Morton
2005-09-22 20:55 ` Christoph Lameter
2005-09-23 0:58 ` Matthew Wilcox [this message]
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