Messages in this thread | | | Date | Tue, 15 May 2007 14:45:43 +0800 | From | "Dong Feng" <> | Subject | Re: Why can't we sleep in an ISR? |
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> > good enough, but i have a query regarding this then. > On a 8K kernel stack system, doesn't interrupts share the stack associated > with the current process which was interrupted?
Yes, I think so.
> Doesn't interrupt steals the CPU slice time allocated to the running process > to run?
I don't think so but I am not sure.
> Doesn't it run in current process's context ? >
No. I think the concept of process context is a higher-level logical concept. Though the interrupt share stack with the interrupted process, in my opinion it logically does not share the context with the process.
> What am i missing here? > > Thanks > ~psr >
But I do not see the exact relationship between your specific queries and the original question. Could you elaborate? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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