[Linux-stm32] [PATCH 2/3] iio: stmpe-adc: Make wait_completion non interruptible

David Laight David.Laight at ACULAB.COM
Fri May 3 14:39:32 UTC 2019


From: Philippe Schenker
> Sent: 03 May 2019 14:57
> In some cases, the wait_completion got interrupted. This caused the
> error-handling to mutex_unlock the function. The before turned on
> interrupt then got called anyway. In the ISR then completion()
> was called causing problems.
> 
> Making this wait_completion non interruptible solves the problem.

Won't the same thing happen if the interrupt occurs just after
the timeout?

	David
 

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