From: Linus Walleij <linus.walleij@linaro.org>
Date: Thu, 10 Jul 2014 07:52:27 +0000 (+0200)
Subject: clocksource: document some basic timekeeping concepts
X-Git-Tag: cleanup-for-v3.18~111^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7806f60e1d205db46eca6ad24429b3f86eda2588;p=pandora-kernel.git

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>
---

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