Commit a8802d97 authored Jul 11, 2018 by Eric Dumazet Committed by Thomas Gleixner Jul 12, 2018

ktime: Provide typesafe ktime_to_ns()



Using ktime_to_ns() is nice to help backports to stable kernels.

Having a typesafe function instead of a macro avoid stupid typos
and waste of time tracking these typos.

Reported-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: https://lkml.kernel.org/r/20180711181641.10369-1-edumazet@google.com

parent 7a6e5537

include/linux/ktime.h

+5 −2

Original line number	Diff line number	Diff line
		@@ -93,8 +93,11 @@ static inline ktime_t timeval_to_ktime(struct timeval tv)
		/* Map the ktime_t to timeval conversion to ns_to_timeval function */
		#define ktime_to_timeval(kt) ns_to_timeval((kt))

		/* Convert ktime_t to nanoseconds - NOP in the scalar storage format: */
		#define ktime_to_ns(kt) (kt)
		/* Convert ktime_t to nanoseconds */
		static inline s64 ktime_to_ns(const ktime_t kt)
		{
		return kt;
		}

		/**
		* ktime_compare - Compares two ktime_t variables for less, greater or equal

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