android: binder: Use wake up hint for synchronous transactions.
(cherry pick from 572b57fc6f7fb6ffaa979d505ec2b0a9e9840cca)
Use wake_up_interruptible_sync() to hint to the scheduler binder
transactions are synchronous wakeups. Disable preemption while waking
to avoid ping-ponging on the binder lock.
Signed-off-by:
Riley Andrews <riandrews@google.com>
Bug: 30141999
Change-Id: If570d94ef3fed09c328052922d5a9e83d7ba479a
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