Messages in this thread |  | | Date | Sun, 1 Sep 2002 16:09:26 -0600 (MDT) | From | Thunder from the hill <> | Subject | Re: question on spinlocks |
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Hi,
On Mon, 2 Sep 2002, Oliver Neukum wrote: > > > No; spin_lock_irqsave/spin_unlock_irqrestore and spin_lock/spin_unlock > > > have to be used in matching pairs. > > > > If it was his least problem! He'll run straight into a "schedule w/IRQs > > disabled" bug. > > OK, how do I drop an irqsave spinlock if I don't have flags?
IMHO you might even ask "How do I start a car when I don't have the keys?"
You might find a way, but it's not desired. Are you sure you want to reschedule in an interrupt handler? If it's none, are you sure you want to disable interrupts?
Thunder -- --./../...-/. -.--/---/..-/.-./..././.-../..-. .---/..-/.../- .- --/../-./..-/-/./--..-- ../.----./.-../.-.. --./../...-/. -.--/---/..- .- -/---/--/---/.-./.-./---/.--/.-.-.- --./.-/-.../.-./.././.-../.-.-.-
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