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>

diff --git a/include/linux/smp.h b/include/linux/smp.h
index 717fb746c9a822ce1098870b17b706c184cfdeb7..a34d4f15430d2d3067bb5639e0a21a3d3083e84b 100644 (file)
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -90,10 +90,6 @@ void kick_all_cpus_sync(void);
 void __init call_function_init(void);
 void generic_smp_call_function_single_interrupt(void);
 void generic_smp_call_function_interrupt(void);
-void ipi_call_lock(void);
-void ipi_call_unlock(void);
-void ipi_call_lock_irq(void);
-void ipi_call_unlock_irq(void);
 #else
 static inline void call_function_init(void) { }
 #endif

diff --git a/kernel/smp.c b/kernel/smp.c
index d0ae5b24875e0f73659d79ae6cd3f9ee11d5ab41..29dd40a9f2f403ab86f39c96ddb505851b1d36c2 100644 (file)
--- 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 */