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Re: pcic kthread creation timing
On Fri, Jul 18, 2008 at 01:22:22AM +0900, KIYOHARA Takashi wrote:
> current pcic at isa calls:
> +- pcic_attach_sockets()
> | +- pcic_attach_sockets()
> | +- pcic_attach_socket()
> | +- config_pending_incr()
> | +- kthread_create(pcic_event_thread)
> +- config_interrupts(pcic_isa_config_interrupts)
> (new thread)
> +- (check for card presence)
> +- config_pending_decr() <-- Oops!
> +- tsleep()
> +- isa_intr_establish()
> +- pcic_attach_sockets_finish()
> +- pcic_attach_socket_finish()
> +- (socket reset)
> Mount the root file system. (But not found yet!!)
> Maybe occur the interrupt of card detect.
> I was misunderstanding it a little. I think this problem is to have
> called config_pending_decr() before establish interrupt (and reset
> Then, I propose that pcic_attach_socket_finish() call kthread_create().
Thanks for the clarification a bit more explanation... I think that is
the right way to fix this, yes.
Sorry for adding confusion in my original response... I mis-understood what
you were prosing (and hadn't looked at the differences between the SA-11xx
PCIC code and the generic i82365 code, which didn't help ;)).
Thanks for looking at this,
Time is an illusion; lunchtime, doubly so. |/\/\| Rafal Boni
-- Ford Prefect |\/\/|
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