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| author | Frederic Weisbecker <fweisbec@gmail.com> | 2015-07-22 18:03:52 +0300 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2016-03-02 18:44:57 +0300 |
| commit | 4f49b90abb4aca6fe677c95fc352fd0674d489bd (patch) | |
| tree | 5f553618d1fb296be3b08fd41b3a87dfbbc08e72 /kernel/time/tick-sched.c | |
| parent | b78783000d5cb7c5994e6742e1d1ce594bfea15b (diff) | |
| download | linux-4f49b90abb4aca6fe677c95fc352fd0674d489bd.tar.xz | |
sched-clock: Migrate to use new tick dependency mask model
Instead of checking sched_clock_stable from the nohz subsystem to verify
its tick dependency, migrate it to the new mask in order to include it
to the all-in-one check.
Reviewed-by: Chris Metcalf <cmetcalf@ezchip.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Chris Metcalf <cmetcalf@ezchip.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Luiz Capitulino <lcapitulino@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'kernel/time/tick-sched.c')
| -rw-r--r-- | kernel/time/tick-sched.c | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index e4f2916e66a9..969e6704c3c9 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -204,25 +204,6 @@ static bool can_stop_full_tick(struct tick_sched *ts) return false; } -#ifdef CONFIG_HAVE_UNSTABLE_SCHED_CLOCK - /* - * sched_clock_tick() needs us? - * - * TODO: kick full dynticks CPUs when - * sched_clock_stable is set. - */ - if (!sched_clock_stable()) { - trace_tick_stop(0, TICK_DEP_MASK_CLOCK_UNSTABLE); - /* - * Don't allow the user to think they can get - * full NO_HZ with this machine. - */ - WARN_ONCE(tick_nohz_full_running, - "NO_HZ FULL will not work with unstable sched clock"); - return false; - } -#endif - return true; } |