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| author | Thomas Gleixner <tglx@linutronix.de> | 2016-02-26 21:43:43 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-03-01 22:36:58 +0300 |
| commit | e69aab13117efc1987620090e539b4ebeb33a04c (patch) | |
| tree | 94de41d8547dbaa76fffe73f7f2352dbf03ad21b /include/linux/cpuhotplug.h | |
| parent | 8df3e07e7f21f2ed8d001e6fabf9505946b438aa (diff) | |
| download | linux-e69aab13117efc1987620090e539b4ebeb33a04c.tar.xz | |
cpu/hotplug: Make wait for dead cpu completion based
Kill the busy spinning on the control side and just wait for the hotplugged
cpu to tell that it reached the dead state.
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/20160226182341.776157858@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/cpuhotplug.h')
| -rw-r--r-- | include/linux/cpuhotplug.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h index ad5d7fcb0130..5d68e15e46b7 100644 --- a/include/linux/cpuhotplug.h +++ b/include/linux/cpuhotplug.h @@ -6,6 +6,7 @@ enum cpuhp_state { CPUHP_CREATE_THREADS, CPUHP_NOTIFY_PREPARE, CPUHP_BRINGUP_CPU, + CPUHP_AP_IDLE_DEAD, CPUHP_AP_OFFLINE, CPUHP_AP_NOTIFY_STARTING, CPUHP_AP_ONLINE, |