From: Francois Wellenreiter <Francois.Wellenreiter@Ext.Bull.Net>
To: linux-ia64@vger.kernel.org
Subject: Re: Abnormal behaviour towards "INIT" interrupt management
Date: Thu, 01 Apr 2004 06:26:59 +0000 [thread overview]
Message-ID: <406BB633.9080804@Ext.Bull.Net> (raw)
In-Reply-To: <40691B80.9070309@Ext.Bull.Net>
>
>>All the processors call the "ia64_monarch_init_handler",
>>the result is that the same trace appears many times (1 per CPU in fact)
>>and a kernel oops occurs (I think it is due to a concurrent access
>>to the same stack without any lock mechanism).
>
>
> What kind of machine is this?
I've done my tests first on Tiger4 (with a SAL version 3.00)
and after on a Bull NOvaScale 5160.
These tests went to the same results...
> Linux registers different OS_INIT
> procedures for the monarch and non-monarch processors, so it
> sounds like a SAL bug if more than one CPU calls
> ia64_monarch_init_handler().
That's what I fear.
Francois WELLENREITER
prev parent reply other threads:[~2004-04-01 6:26 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-30 7:02 Abnormal behaviour towards "INIT" interrupt management Francois Wellenreiter
2004-03-30 15:19 ` Bjorn Helgaas
2004-03-30 18:52 ` Luck, Tony
2004-03-31 6:37 ` Francois Wellenreiter
2004-03-31 6:43 ` Francois Wellenreiter
2004-03-31 19:44 ` Bjorn Helgaas
2004-04-01 3:23 ` Jim Garlick
2004-04-01 6:26 ` Francois Wellenreiter [this message]
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