jhb
79f30ca7de
Add locking to scd(4) and mark MPSAFE.
...
- Actually use existing per-softc mutex.
- Use mutex in cdev routines and remove D_NEEDGIANT.
- Use callout(9) instead of timeout(9).
- Don't check for impossible conditions (e.g. SCDINIT being clear).
- Use bus_*() instead of bus_space_*().
Tested by: no one
2014-11-18 22:02:37 +00:00
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