On Samstag 10 November 2007 00:48:52, you (Jiri Slaby) wrote:
> nozomi, lock cleanup
>
> - semaphore is deprecated, use mutex instead
> - don't return -ERESTARTSYS when signal might not be pending since it's not
> permitted (unknown retval mioght reach userspace)
> - don't lock interruptible in close or the card might not be stopped on last
> close
Good catches. But i had to change it a bit, especially the mutex_trylock.
>From mutex.c: "..it is negated to the down_trylock() return values!
Be careful about this when converting semaphores to mutexes." ;-)
Now it works again (doesn't deadlock my card anymore).
Thanks,
Frank
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