Re: [PATCH 2/4] Task notifier: Implement todo list in task_struct

[Christoph Lameter]

On Tue, 9 Aug 2005, Nigel Cunningham wrote:

> Just to let you know that I have it working with Suspend2. One thing I
> am concerned about is that we still need a way of determining whether a
> process has been signalled but not yet frozen. At the moment you just
> check p->todo, but if/when other functionality begins to use the todo
> list, this will be unreliable.
> 

No it wont. A process that has notifications to process should do that 
before being put into the freezer. Only after the notification list is 
empty will the process be notified and as long as the notification is 
pending no second notification should happen.

> I'm happy to supply the patches I'm using if you want to compare. (I
> retained the other freezer improvements, so it wouldn't just be bug
> fixes against your patches).

I am not sure how to sort that out. I guess post the current patches that 
you got and then we see how to continue from there.

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