greybus: interface: remove useless spinlock

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Remove useless global interface spinlock that appeared to protect the
host-device interface list, but really did not as we are doing lock-less
look-ups by relying on the single-threaded SVC workqueue.

Document the locking assumptions.

Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

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Johan Hovold 2016-03-09 12:20:40 +01:00 • committed by Greg Kroah-Hartman

parent 11548c8327

commit 64acb6611f

1 changed files with 3 additions and 7 deletions

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drivers/staging/greybus/interface.c

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