Messages in this thread | | | Date | Sat, 17 Nov 2007 09:53:46 +0100 | From | Franck Bui-Huu <> | Subject | Re: apm emulation driver broken ? |
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Rafael J. Wysocki wrote: > However, using PF_NOFREEZE to prevent this from happening doesn't seem to be > a good idea. >
Indeed but...
> I'd probably use wait_event_freezable() (defined in > include/linux/freezer.h) for that.
...I would just revert this bits from now to make sure this driver work again for v2.6.24.
> It tries to send them fake signals and waits for them to freeze. If > they don't freeze within the timeout, it fails and clears their > TIF_FREEZE bits.
But send_fake_signal() seems to wake up task in INTERRUPTIBLE state only. Looking at signal_wake_up(), it basically do:
wake_up_state(t, TASK_INTERRUPTIBLE);
What am I missing ?
Franck
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