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John Stultz authored
There's a number of edge cases when cancelling a alarm, so to be sure we accurately do so, introduce try_to_cancel, which returns proper failure errors if it cannot. Also modify cancel to spin until the alarm is properly disabled. CC: Thomas Gleixner <tglx@linutronix.de> Signed-off-by:
John Stultz <john.stultz@linaro.org>
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