Re: Oops in pdflush

From: David Mosberger <davidm_at_napali.hpl.hp.com>
Date: 2004-02-28 21:20:14
>>>>> On Sat, 28 Feb 2004 21:00:54 +1100, Keith Owens <kaos@sgi.com> said:

  Keith> Without DavidM's patch to add
  Keith> ia64_invoke_kernel_thread_helper, pdflush starts with 560
  Keith> bytes of stack and 744 bytes of rbs.  With
  Keith> ia64_invoke_kernel_thread_helper, that reduces to 554 bytes
  Keith> of stack and 272 bytes of rbs.  Backtrace with
  Keith> ia64_invoke_kernel_thread_helper.

Cool.  Thanks for reporting that and for providing the stack-dump (thanks
to Andreas, too, of course).

  Keith> We need both ia64_invoke_kernel_thread_helper and my patch to pdflush.
  Keith> Until all architectures have a kernel_thread helper, nested calls to
  Keith> kernel_thread will chew up stack.

Yes, I think so, too.  Andrew?

	--david
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Received on Sat Feb 28 05:20:34 2004

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