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Message-Id: <200808261111.19205.rusty@rustcorp.com.au>
Date: Tue, 26 Aug 2008 11:11:18 +1000
From: Rusty Russell <rusty@...tcorp.com.au>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: "Alan D. Brunelle" <Alan.Brunelle@...com>,
"Rafael J. Wysocki" <rjw@...k.pl>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Kernel Testers List <kernel-testers@...r.kernel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Arjan van de Ven <arjan@...ux.intel.com>
Subject: Re: [Bug #11342] Linux 2.6.27-rc3: kernel BUG at mm/vmalloc.c - bisected
On Tuesday 26 August 2008 06:43:03 Linus Torvalds wrote:
> So now load_module() will still use almost 500 bytes of stack
Hmm, wants neatening anyway; I'll see if I can reduce stack usage side effect.
Your workaround is very random, and that scares me. I think a huge number of
CPUs needs a real solution (an actual cpumask allocator, then do something
clever if we come across an actual fastpath).
Thanks,
Rusty.
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