diff options
author | Andrew Morton <akpm@linux-foundation.org> | 2013-04-30 02:08:08 +0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-30 02:54:36 +0400 |
commit | d8f10cb3d375c34ad668f32ca6e4661ad1fc23b2 (patch) | |
tree | 37e8289b0f5d28a8ca608c7ee3fac5b5bb8a0e15 /kernel | |
parent | 3c743a7f7b682dedef188664514c0ea82e232742 (diff) | |
download | linux-d8f10cb3d375c34ad668f32ca6e4661ad1fc23b2.tar.xz |
kernel/cpuset.c: use register_hotmemory_notifier()
Use the new interface, remove one ifdef. No code size changes.
We could/should have been using __meminit/__meminitdata here but there's
now no point in doing that because all this code is elided at compile time.
Cc: Li Zefan <lizefan@huawei.com>
Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/cpuset.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c index 4f9dfe43ecbd..334d983a36b2 100644 --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -2251,7 +2251,6 @@ void cpuset_update_active_cpus(bool cpu_online) schedule_work(&cpuset_hotplug_work); } -#ifdef CONFIG_MEMORY_HOTPLUG /* * Keep top_cpuset.mems_allowed tracking node_states[N_MEMORY]. * Call this routine anytime after node_states[N_MEMORY] changes. @@ -2263,20 +2262,23 @@ static int cpuset_track_online_nodes(struct notifier_block *self, schedule_work(&cpuset_hotplug_work); return NOTIFY_OK; } -#endif + +static struct notifier_block cpuset_track_online_nodes_nb = { + .notifier_call = cpuset_track_online_nodes, + .priority = 10, /* ??! */ +}; /** * cpuset_init_smp - initialize cpus_allowed * * Description: Finish top cpuset after cpu, node maps are initialized - **/ - + */ void __init cpuset_init_smp(void) { cpumask_copy(top_cpuset.cpus_allowed, cpu_active_mask); top_cpuset.mems_allowed = node_states[N_MEMORY]; - hotplug_memory_notifier(cpuset_track_online_nodes, 10); + register_hotmemory_notifier(&cpuset_track_online_nodes_nb); cpuset_propagate_hotplug_wq = alloc_ordered_workqueue("cpuset_hotplug", 0); |