[PATCH] cpu hotplug: make cpu_notifier related notifier blocks __cpuinit only
Make notifier_blocks associated with cpu_notifier as __cpuinitdata.
__cpuinitdata makes sure that the data is init time only unless
CONFIG_HOTPLUG_CPU is defined.
Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com>
Cc: Ashok Raj <ashok.raj@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 8ccf6f1..8ac6bfb 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -523,7 +523,7 @@
return 0;
}
-static struct notifier_block ratelimit_nb = {
+static struct notifier_block __cpuinitdata ratelimit_nb = {
.notifier_call = ratelimit_handler,
.next = NULL,
};
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index e9fb2d4..dafd12e 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -2031,7 +2031,7 @@
return ret;
}
-static struct notifier_block pageset_notifier =
+static struct notifier_block __cpuinitdata pageset_notifier =
{ &pageset_cpuup_callback, NULL, 0 };
void __init setup_per_cpu_pageset(void)
diff --git a/mm/slab.c b/mm/slab.c
index 631c0fe..d1d5527 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1255,7 +1255,9 @@
return NOTIFY_BAD;
}
-static struct notifier_block cpucache_notifier = { &cpuup_callback, NULL, 0 };
+static struct notifier_block __cpuinitdata cpucache_notifier = {
+ &cpuup_callback, NULL, 0
+};
/*
* swap the static kmem_list3 with kmalloced memory