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2 Commits

Author SHA1 Message Date
Siddaraju DH
9e7c758ec4 timekeeping.txt: Correct maxCount of n-bit binary counter 
A n-bit binary counter can count a maximum of 2^n events and the count
value ranges from 0 to (2^n)-1

Signed-off-by: Siddaraju DH <siddarajudh@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
 2018-07-23 09:33:06 -06:00
Linus Walleij
7806f60e1d clocksource: document some basic timekeeping concepts 
This adds some documentation about clock sources, clock events,
the weak sched_clock() function and delay timers that answers
questions that repeatedly arise on the mailing lists.

Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Nicolas Pitre <nico@fluxnic.net>
Cc: Colin Cross <ccross@google.com>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: John Stultz <john.stultz@linaro.org>
 2014-07-23 15:07:13 -07:00