diff options
author | Andrew Morton <akpm@linux-foundation.org> | 2013-04-18 09:47:08 +1000 |
---|---|---|
committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2013-04-24 17:25:27 +1000 |
commit | 168c50ca2edc4f1e9e239c3ad00452e57d4cae58 (patch) | |
tree | ac16b7d67819576f0b6bd2bfa785c05485fcf6d1 /kernel | |
parent | 4bf342013471bd9d031ccb8670dda5c95ea9fbb3 (diff) |
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>
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 a11e1858e9de..f57a3fde2eff 100644 --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -2201,7 +2201,6 @@ 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. @@ -2213,20 +2212,23 @@ 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); |