[RFC 3/3] irq: Privatize irq_common_data::state_use_accessors

[Boqun Feng]

According to Peter Zijlstra, irq_common_data::state_use_accessors is not
designed for public use. Therefore make it private so that people who
write code accessing it directly will get blamed by sparse.

Signed-off-by: Boqun Feng <boqun.feng@xxxxxxxxx>
---
 include/linux/irq.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/irq.h b/include/linux/irq.h
index 3c1c967..0b8f273 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -137,7 +137,7 @@ struct irq_domain;
  * @msi_desc:		MSI descriptor
  */
 struct irq_common_data {
-	unsigned int		state_use_accessors;
+	unsigned int		__private state_use_accessors;
 #ifdef CONFIG_NUMA
 	unsigned int		node;
 #endif
@@ -208,7 +208,7 @@ enum {
 	IRQD_FORWARDED_TO_VCPU		= (1 << 20),
 };
 
-#define __irqd_to_state(d)		((d)->common->state_use_accessors)
+#define __irqd_to_state(d) ACCESS_PRIVATE((d)->common, state_use_accessors)
 
 static inline bool irqd_is_setaffinity_pending(struct irq_data *d)
 {
-- 
2.6.4

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