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Re: Scheduler question ...
- From: Andrew Lunn <andrew dot lunn at ascom dot ch>
- To: Thomas BINDER <Thomas dot Binder at frequentis dot com>
- Cc: ecos-discuss at sources dot redhat dot com
- Date: Tue, 25 Mar 2003 12:52:40 +0100
- Subject: Re: [ECOS] Scheduler question ...
- References: <3E804256.9FD4D566@frequentis.com>
On Tue, Mar 25, 2003 at 12:49:42PM +0100, Thomas BINDER wrote:
>
> Hallo everybody!
>
> I have a short question:
>
> Is it possible that a task switch occurs in a DSR?
No. ISR can interrupt DSR's, but DSR cannot sleep or be pre-emptied by
other DSR or threads. So task switches do not happen inside DSRs.
Andrew
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