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rcu: Move rcupdate.h to new empty-function style

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This commit saves a few lines in include/linux/rcupdate.h by moving
to single-line definitions for empty functions, instead of the old
style where the two curly braces each get their own line.

Reported-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Paul E. McKenney 2017-05-03 10:52:10 -07:00
parent c4cbf9f736
commit d0df7a3491
1 changed files with 9 additions and 30 deletions
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39
include/linux/rcupdate.h
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@ -124,12 +124,8 @@ static inline void rcu_end_inkernel_boot(void) { }
void rcu_sysrq_start(void);
void rcu_sysrq_end(void);
#else /* #ifdef CONFIG_RCU_STALL_COMMON */
static inline void rcu_sysrq_start(void)
{
}
static inline void rcu_sysrq_end(void)
{
}
static inline void rcu_sysrq_start(void) { }
static inline void rcu_sysrq_end(void) { }
#endif /* #else #ifdef CONFIG_RCU_STALL_COMMON */
#ifdef CONFIG_NO_HZ_FULL
@ -143,9 +139,7 @@ static inline void rcu_user_exit(void) { }
#ifdef CONFIG_RCU_NOCB_CPU
void rcu_init_nohz(void);
#else /* #ifdef CONFIG_RCU_NOCB_CPU */
static inline void rcu_init_nohz(void)
{
}
static inline void rcu_init_nohz(void) { }
#endif /* #else #ifdef CONFIG_RCU_NOCB_CPU */
/**
@ -243,21 +237,10 @@ void destroy_rcu_head(struct rcu_head *head);
void init_rcu_head_on_stack(struct rcu_head *head);
void destroy_rcu_head_on_stack(struct rcu_head *head);
#else /* !CONFIG_DEBUG_OBJECTS_RCU_HEAD */
static inline void init_rcu_head(struct rcu_head *head)
{
}
static inline void destroy_rcu_head(struct rcu_head *head)
{
}
static inline void init_rcu_head_on_stack(struct rcu_head *head)
{
}
static inline void destroy_rcu_head_on_stack(struct rcu_head *head)
{
}
static inline void init_rcu_head(struct rcu_head *head) { }
static inline void destroy_rcu_head(struct rcu_head *head) { }
static inline void init_rcu_head_on_stack(struct rcu_head *head) { }
static inline void destroy_rcu_head_on_stack(struct rcu_head *head) { }
#endif /* #else !CONFIG_DEBUG_OBJECTS_RCU_HEAD */
#if defined(CONFIG_HOTPLUG_CPU) && defined(CONFIG_PROVE_RCU)
@ -334,9 +317,7 @@ static inline void rcu_preempt_sleep_check(void)
"Illegal context switch in RCU read-side critical section");
}
#else /* #ifdef CONFIG_PROVE_RCU */
static inline void rcu_preempt_sleep_check(void)
{
}
static inline void rcu_preempt_sleep_check(void) { }
#endif /* #else #ifdef CONFIG_PROVE_RCU */
#define rcu_sleep_check() \
@ -915,9 +896,7 @@ static inline bool rcu_sys_is_idle(void)
return false;
}
static inline void rcu_sysidle_force_exit(void)
{
}
static inline void rcu_sysidle_force_exit(void) { }
#endif /* #else #ifdef CONFIG_NO_HZ_FULL_SYSIDLE */