diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2016-02-26 19:43:41 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-03-01 20:36:57 +0100 |
| commit | 8df3e07e7f21f2ed8d001e6fabf9505946b438aa (patch) | |
| tree | 2cfc69719e0399a17d2a7a6bf5bd67d834f401bf /include | |
| parent | arch/hotplug: Call into idle with a proper state (diff) | |
| download | linux-8df3e07e7f21f2ed8d001e6fabf9505946b438aa.tar.xz linux-8df3e07e7f21f2ed8d001e6fabf9505946b438aa.zip | |
cpu/hotplug: Let upcoming cpu bring itself fully up
Let the upcoming cpu kick the hotplug thread and let itself complete the
bringup. That way the controll side can just wait for the completion or later
when we made the hotplug machinery async not care at all.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-arch@vger.kernel.org
Cc: Rik van Riel <riel@redhat.com>
Cc: Rafael Wysocki <rafael.j.wysocki@intel.com>
Cc: "Srivatsa S. Bhat" <srivatsa@mit.edu>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Cc: Sebastian Siewior <bigeasy@linutronix.de>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Paul McKenney <paulmck@linux.vnet.ibm.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul Turner <pjt@google.com>
Link: http://lkml.kernel.org/r/20160226182341.697655464@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/cpuhotplug.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h index 4aa263adc536..ad5d7fcb0130 100644 --- a/include/linux/cpuhotplug.h +++ b/include/linux/cpuhotplug.h @@ -10,9 +10,6 @@ enum cpuhp_state { CPUHP_AP_NOTIFY_STARTING, CPUHP_AP_ONLINE, CPUHP_TEARDOWN_CPU, - CPUHP_CPU_SET_ACTIVE, - CPUHP_KICK_AP_THREAD, - CPUHP_BP_ONLINE, CPUHP_AP_ONLINE_IDLE, CPUHP_AP_SMPBOOT_THREADS, CPUHP_AP_NOTIFY_ONLINE, @@ -86,4 +83,10 @@ static inline void cpuhp_remove_state_nocalls(enum cpuhp_state state) __cpuhp_remove_state(state, false); } +#ifdef CONFIG_SMP +void cpuhp_online_idle(enum cpuhp_state state); +#else +static inline void cpuhp_online_idle(enum cpuhp_state state) { } +#endif + #endif |