From: Jack Steiner <steiner@sgi.com>
To: linux-ia64@vger.kernel.org
Subject: Re: [PATCH] - Optional method to purge the TLB on SN systems
Date: Tue, 27 Mar 2007 22:46:43 +0000 [thread overview]
Message-ID: <20070327224643.GA2527@sgi.com> (raw)
In-Reply-To: <20070327193925.GA8615@sgi.com>
On Tue, Mar 27, 2007 at 03:32:16PM -0700, Luck, Tony wrote:
> > FWIW, slab.c has a "struct array_cache *new[NR_CPUS]" on the
> > stack.
>
> I don't think so. That line is part of the "struct ccupdate_struct"
> definition. We only declare a pointer to one of those on the stack.
You are correct (of course). I was looking in a tree basd on
SLES10. That is also true for the other reference in the network
code.
> Debugging kernel stack overflow is no fun at all, so you might
> want to take the better-safe-than-sorry approach here.
Probably true. I'll repost a modified patch (hopefully) tommorrow.
Does anyone see any other issues?
next prev parent reply other threads:[~2007-03-27 22:46 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-27 19:39 [PATCH] - Optional method to purge the TLB on SN systems Jack Steiner
2007-03-27 20:24 ` Luck, Tony
2007-03-27 20:33 ` Jack Steiner
2007-03-27 22:32 ` Luck, Tony
2007-03-27 22:46 ` Jack Steiner [this message]
2007-03-28 0:46 ` Zou Nan hai
2007-03-28 1:53 ` Jack Steiner
2007-03-28 3:03 ` Zou, Nanhai
2007-03-28 3:26 ` Jack Steiner
2007-04-05 21:39 ` Jack Steiner
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