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From: Michal Schmidt <xschmi00@stud.feec.vutbr.cz>
To: Kay Tiong Khoo <kaytiong@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: stopping a process during a timer interrupt
Date: Wed, 18 Oct 2006 16:30:57 +0200	[thread overview]
Message-ID: <45363AA1.1070604@stud.feec.vutbr.cz> (raw)
In-Reply-To: <d0bd1c10610170318x5dac0620l8842c43430ac33b@mail.gmail.com>

Kay Tiong Khoo skrev:
> On a timer interrupt, I tried to stop the current process by changing
> it's run state to TASK_STOPPED via set_current_state(TASK_STOPPED).
> However, this results in a system hang.
> 
> I can't find a way to stop the current process during an interrupt
> context. Does such code exist in the kernel? If not, how does one go
> about implementing it from within a kernel module.

In interrupt context there's no "current process" by definition.

Michal

  parent reply	other threads:[~2006-10-18 14:31 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <d0bd1c10610170311s3ef77226n1d645f3f1e178753@mail.gmail.com>
2006-10-17 10:18 ` Kay Tiong Khoo
2006-10-17 22:56   ` Hagen Paul Pfeifer
2006-10-19  3:38     ` Kay Tiong Khoo
2006-10-18 14:30   ` Michal Schmidt [this message]
2006-10-19  3:42     ` Kay Tiong Khoo

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