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authorIngo Molnar <mingo@elte.hu>2006-12-06 20:38:17 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-07 08:39:39 -0800
commit02316067852187b8bec781bec07410e91af79627 (patch)
tree856e3f4610c91a6548bf3bf5c70ecbc0b28a4145 /arch/ia64/kernel/salinfo.c
parenta38a44c1a93078fc5fadc4ac2df8dea4697069e2 (diff)
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[PATCH] hotplug CPU: clean up hotcpu_notifier() use
There was lots of #ifdef noise in the kernel due to hotcpu_notifier(fn, prio) not correctly marking 'fn' as used in the !HOTPLUG_CPU case, and thus generating compiler warnings of unused symbols, hence forcing people to add #ifdefs. the compiler can skip truly unused functions just fine: text data bss dec hex filename 1624412 728710 3674856 6027978 5bfaca vmlinux.before 1624412 728710 3674856 6027978 5bfaca vmlinux.after [akpm@osdl.org: topology.c fix] Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/ia64/kernel/salinfo.c')
-rw-r--r--arch/ia64/kernel/salinfo.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/ia64/kernel/salinfo.c b/arch/ia64/kernel/salinfo.c
index e63b8ca5344a..fd607ca51a8d 100644
--- a/arch/ia64/kernel/salinfo.c
+++ b/arch/ia64/kernel/salinfo.c
@@ -575,7 +575,6 @@ static struct file_operations salinfo_data_fops = {
.write = salinfo_log_write,
};
-#ifdef CONFIG_HOTPLUG_CPU
static int __devinit
salinfo_cpu_callback(struct notifier_block *nb, unsigned long action, void *hcpu)
{
@@ -620,7 +619,6 @@ static struct notifier_block salinfo_cpu_notifier =
.notifier_call = salinfo_cpu_callback,
.priority = 0,
};
-#endif /* CONFIG_HOTPLUG_CPU */
static int __init
salinfo_init(void)