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rcu: Drop RCU_USER_QS in favor of NO_HZ_FULL

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The RCU_USER_QS Kconfig parameter is now just a synonym for NO_HZ_FULL,
so this commit eliminates RCU_USER_QS, replacing all uses with NO_HZ_FULL.

Reported-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
This commit is contained in:
Paul E. McKenney
2015-05-13 10:41:58 -07:00
parent d770e558e2
commit d1ec4c34c7
4 changed files with 6 additions and 17 deletions
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4
include/linux/rcupdate.h
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@@ -309,7 +309,7 @@ static inline void rcu_sysrq_end(void)
}
#endif /* #else #ifdef CONFIG_RCU_STALL_COMMON */
#ifdef CONFIG_RCU_USER_QS
#ifdef CONFIG_NO_HZ_FULL
void rcu_user_enter(void);
void rcu_user_exit(void);
#else
@@ -317,7 +317,7 @@ static inline void rcu_user_enter(void) { }
static inline void rcu_user_exit(void) { }
static inline void rcu_user_hooks_switch(struct task_struct *prev,
struct task_struct *next) { }
#endif /* CONFIG_RCU_USER_QS */
#endif /* CONFIG_NO_HZ_FULL */
#ifdef CONFIG_RCU_NOCB_CPU
void rcu_init_nohz(void);