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[PATCH] cpu hotplug: make cpu_notifier related notifier calls __cpuinit only

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Make notifier_calls associated with cpu_notifier as __cpuinit.

__cpuinit makes sure that the function is init time only unless
CONFIG_HOTPLUG_CPU is defined.

[akpm@osdl.org: section fix]
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>
This commit is contained in:
Chandra Seetharaman 2006-06-27 02:54:10 -07:00 • committed by Linus Torvalds
parent 74b85f3790
commit 26c2143b63
2 changed files with 5 additions and 4 deletions
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7
kernel/sched.c
View file

@ -4734,8 +4734,9 @@ static void migrate_dead_tasks(unsigned int dead_cpu)
* migration_call - callback that gets triggered when a CPU is added. * migration_call - callback that gets triggered when a CPU is added.
* Here we can start up the necessary migration thread for the new CPU. * Here we can start up the necessary migration thread for the new CPU.
*/ */
static int migration_call(struct notifier_block *nfb, unsigned long action, static int __cpuinit migration_call(struct notifier_block *nfb,
void *hcpu) unsigned long action,
void *hcpu)
{ {
int cpu = (long)hcpu; int cpu = (long)hcpu;
struct task_struct *p; struct task_struct *p;
@ -4805,7 +4806,7 @@ static int migration_call(struct notifier_block *nfb, unsigned long action,
/* Register at highest priority so that task migration (migrate_all_tasks) /* Register at highest priority so that task migration (migrate_all_tasks)
* happens before everything else. * happens before everything else.
*/ */
static struct notifier_block __devinitdata migration_notifier = { static struct notifier_block __cpuinitdata migration_notifier = {
.notifier_call = migration_call, .notifier_call = migration_call,
.priority = 10 .priority = 10
}; };

2
mm/page-writeback.c
View file

@ -516,7 +516,7 @@ static void set_ratelimit(void)
ratelimit_pages = (4096 * 1024) / PAGE_CACHE_SIZE; ratelimit_pages = (4096 * 1024) / PAGE_CACHE_SIZE;
} }
static int static int __cpuinit
ratelimit_handler(struct notifier_block *self, unsigned long u, void *v) ratelimit_handler(struct notifier_block *self, unsigned long u, void *v)
{ {
set_ratelimit(); set_ratelimit();