smp: Remove ipi_call_lock[_irq]()/ipi_call_unlock[_irq]()

There is no user of those APIs anymore, just remove it.

Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Cc: ralf@linux-mips.org
Cc: sshtylyov@mvista.com
Cc: david.daney@cavium.com
Cc: nikunj@linux.vnet.ibm.com
Cc: paulmck@linux.vnet.ibm.com
Cc: axboe@kernel.dk
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/1338275765-3217-11-git-send-email-yong.zhang0@gmail.com
Acked-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 0 insertions, 20 deletions

diff --git a/kernel/smp.c b/kernel/smp.c
index d0ae5b24875e..29dd40a9f2f4 100644
--- a/kernel/smp.c
+++ b/kernel/smp.c
@@ -581,26 +581,6 @@ int smp_call_function(smp_call_func_t func, void *info, int wait)
         return 0;
 }
 EXPORT_SYMBOL(smp_call_function);
-
-void ipi_call_lock(void)
-{
-        raw_spin_lock(&call_function.lock);
-}
-
-void ipi_call_unlock(void)
-{
-        raw_spin_unlock(&call_function.lock);
-}
-
-void ipi_call_lock_irq(void)
-{
-        raw_spin_lock_irq(&call_function.lock);
-}
-
-void ipi_call_unlock_irq(void)
-{
-        raw_spin_unlock_irq(&call_function.lock);
-}
 #endif /* USE_GENERIC_SMP_HELPERS */
 
 /* Setup configured maximum number of CPUs to activate */