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| author | Thomas Gleixner <tglx@linutronix.de> | 2016-03-10 12:54:09 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-05-06 14:58:23 +0200 |
| commit | 9cf7243d5d83d27aca47f842107bfa02b5f11d16 (patch) | |
| tree | 7d799da897639ca17556e4c67d707f6b060a4320 /kernel/cpu.c | |
| parent | e9d867a67fd03ccc07248ca4e9c2f74fed494d5b (diff) | |
| download | lwn-9cf7243d5d83d27aca47f842107bfa02b5f11d16.tar.gz lwn-9cf7243d5d83d27aca47f842107bfa02b5f11d16.zip | |
sched: Make set_cpu_rq_start_time() a built in hotplug state
Start distangling the maze of hotplug notifiers in the scheduler.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Cc: rt@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/cpu.c')
| -rw-r--r-- | kernel/cpu.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c index 3e3f6e49eabb..f46d02b966bf 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -1236,6 +1236,12 @@ static struct cpuhp_step cpuhp_ap_states[] = { .name = "ap:offline", .cant_stop = true, }, + /* First state is scheduler control. Interrupts are disabled */ + [CPUHP_AP_SCHED_STARTING] = { + .name = "sched:starting", + .startup = sched_cpu_starting, + .teardown = NULL, + }, /* * Low level startup/teardown notifiers. Run with interrupts * disabled. Will be removed once the notifiers are converted to |