From: David Mosberger <davidm@napali.hpl.hp.com>
To: linux-ia64@vger.kernel.org
Subject: [Linux-ia64] Re: O(1) scheduler fix for 2.5-ia64
Date: Tue, 05 Nov 2002 00:22:01 +0000 [thread overview]
Message-ID: <marc-linux-ia64-105590709805332@msgid-missing> (raw)
>>>>> On Mon, 4 Nov 2002 19:53:07 +0100, Erich Focht <efocht@ess.nec.de> said:
Erich> Hi David, this problem is wellknown and I actually thought
Erich> that it was solved. But it looks like the complex
Erich> prepare_arch_switch() etc. macros didn't make it into the 2.5
Erich> kernels for IA64. They are needed on IA64 because we have to
Erich> release the runqueue lock during context switch. This is
Erich> similar to sparc64. Thanks to John Hawks for noticing this.
Yes, this seems to have fallen through the cracks. Can you remind me
what the deadlock scenario looked like?
--david
next reply other threads:[~2002-11-05 0:22 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-11-05 0:22 David Mosberger [this message]
2002-11-05 11:35 ` [Linux-ia64] Re: O(1) scheduler fix for 2.5-ia64 Erich Focht
2002-11-05 18:54 ` David Mosberger
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