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nohz: Clarify magic in tick_nohz_stop_sched_tick()
authorPeter Zijlstra <peterz@infradead.org>
Thu, 19 Nov 2015 16:21:06 +0000 (17:21 +0100)
committerThomas Gleixner <tglx@linutronix.de>
Wed, 25 Nov 2015 21:37:27 +0000 (22:37 +0100)
commit82bbe34b3d895fb026b2fc0e7da2e641797bfaed
treefe3ca8e0b54e19c0d6fc2457b1025f9914bd75b1tree | snapshot
parent09a9982016499daeb3fbee5ac8d87797310a565acommit | diff
nohz: Clarify magic in tick_nohz_stop_sched_tick()

While going through the nohz code I got stumped by some of it.

This patch adds a few comments clarifying the code; based on discussion
with Thomas.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Link: http://lkml.kernel.org/r/20151119162106.GO3816@twins.programming.kicks-ass.net
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
kernel/time/tick-sched.c diff | blob | blame | history
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