[PATCH] generic-ipi: add lock context annotations

[Namhyung Kim]

The ipi_call_[un]lock[_irq] functions grab/release a spin lock
but were missing proper annotations. Add it.

Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxx>
---
 kernel/smp.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/kernel/smp.c b/kernel/smp.c
index 12ed8b0..5a62f1f 100644
--- a/kernel/smp.c
+++ b/kernel/smp.c
@@ -511,21 +511,25 @@ int smp_call_function(smp_call_func_t func, void *info, int wait)
 EXPORT_SYMBOL(smp_call_function);
 
 void ipi_call_lock(void)
+	__acquires(call_function.lock)
 {
 	raw_spin_lock(&call_function.lock);
 }
 
 void ipi_call_unlock(void)
+	__releases(call_function.lock)
 {
 	raw_spin_unlock(&call_function.lock);
 }
 
 void ipi_call_lock_irq(void)
+	__acquires(call_function.lock)
 {
 	raw_spin_lock_irq(&call_function.lock);
 }
 
 void ipi_call_unlock_irq(void)
+	__releases(call_function.lock)
 {
 	raw_spin_unlock_irq(&call_function.lock);
 }
-- 
1.7.0.4

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