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From: Bodo Stroesser <bstroesser@fujitsu-siemens.com>
To: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: linux-kernel@vger.kernel.org, Ulrich Weigand <uweigand@de.ibm.com>
Subject: Re: Again: UML on s390 (31Bit)
Date: Fri, 13 May 2005 17:37:11 +0200	[thread overview]
Message-ID: <4284C9A7.7010400@fujitsu-siemens.com> (raw)
In-Reply-To: <OFA2B0C767.4C8614D3-ONC1257000.00541583-C1257000.0054CC70@de.ibm.com>

Martin Schwidefsky wrote:
>>Meanwhile I've tried.
>>
>>Your patch absolutely doesn't change host's behavior in the situation,
>>that is relevant to UML.
> 
> 
> And as I understand that is because the SIGTRAP is not delivered
> by the normal signal mechanism.
Yes.

BTW: I still can't see any loop in the kernel, that could call
do_signal() multiple times without returning to user in between.
For my understanding: do I miss something? If so, where is the loop?

Regards
	Bodo

> 
> 
>>I've prepared and attached a small program that easily can reproduce
>>the problem. I hope this will help to find a viable solution.
> 
> 
> That is cool, thanks. Will certainly speed up debugging on my side.
> 
> blue skies,
>    Martin
> 
> Martin Schwidefsky
> Linux for zSeries Development & Services
> IBM Deutschland Entwicklung GmbH
> 

  reply	other threads:[~2005-05-13 15:40 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-05-04 21:33 Again: UML on s390 (31Bit) Ulrich Weigand
2005-05-06 13:04 ` Bodo Stroesser
2005-05-13 15:07   ` Bodo Stroesser
2005-05-13 15:26     ` Martin Schwidefsky
2005-05-13 15:37       ` Bodo Stroesser [this message]
2005-05-13 15:40         ` Martin Schwidefsky
2005-05-13 15:45           ` Bodo Stroesser
2005-05-13 15:50             ` Martin Schwidefsky
2005-05-13 16:06               ` Bodo Stroesser
2005-05-20 10:09     ` Bodo Stroesser
2005-05-31 16:57       ` Martin Schwidefsky
2005-06-01 10:50         ` Bodo Stroesser
  -- strict thread matches above, loose matches on Subject: below --
2005-05-04 16:04 Martin Schwidefsky
2005-05-04 19:02 ` Bodo Stroesser
2005-04-27 20:21 Bodo Stroesser
2005-04-28  8:36 ` Martin Schwidefsky
2005-04-28  9:54   ` Bodo Stroesser
2005-04-28 13:03     ` Martin Schwidefsky
2005-04-28 13:41       ` Bodo Stroesser
2005-04-28 15:27         ` Martin Schwidefsky
2005-04-28 18:50           ` Bodo Stroesser
2005-04-29 11:47             ` Martin Schwidefsky
2005-04-29 12:47               ` Bodo Stroesser

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