Thanks Steven for answer.
Could please tell me know how to share wait queue
between different modules and where will be pratical
implementation of that case.
Regards
Dinesh
--- Steven Rostedt <[email protected]> wrote:
> On Mon, 2005-05-16 at 16:11 +0100, Dinesh Ahuja
> wrote:
> > Hi ,
> >
> > Just trying to explore a situation where different
> > modules may need to share same wait queues. Could
> > anyone tell me the pratical situation where we
> need to
> > have above mentioned situation ?
> >
>
> Have an example of this situation?
>
> > Please clarify me on below point :
> > We say that kernel stack is very much limited
> around
> > 8KB.
> > Does all the running processes share this stack or
> > each process has 8KB of the space which process
> can
> > access when it is running in kernel mode.
> >
>
> The later. Each process has its own kernel stack
> when in kernel mode.
>
> > Sharing wait queues will be difficult if the
> kernel
> > space is 8KB for all the ready processes because
> then
> > the no of wait_queue_t elements which can be added
> > will be limited.
> >
>
> As mentioned above, each process has its own kernel
> stack.
>
>
> -- Steve
>
>
>
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