Regarding threaded irq and normal irq

Mulyadi Santosa mulyadi.santosa at
Tue Sep 6 01:21:30 EDT 2011

Hi :)

On 06/09/2011, sandeep kumar <coolsandyforyou at> wrote:
> Hmm..But when i tried to take a mutex lock in threaded_irq, it is throwing a
> warning message
> "BUG: sleeping function called from invalid context"... So i was wondering
> which way it is..

Please don't top post :)

Anyway, regarding that "BUG:" message, could it be that mutex function
mistakenly assume it's called inside top half, thus bails out since
sleeping is forbidden there? which mutex function do you use? (sorry I
don't follow every locking functions exist now)


Mulyadi Santosa
Freelance Linux trainer and consultant


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