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| author | H. Peter Anvin <hpa@zytor.com> | 2010-02-11 00:55:28 (GMT) |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2010-02-11 00:55:28 (GMT) |
| commit | 84abd88a70090cf00f9e45c3a81680874f17626e (patch) | |
| tree | 4f58b80057f6e1f5817af1dc33a5458b3dfc9a99 /include/linux/hardirq.h | |
| parent | 13ca0fcaa33f6b1984c4111b6ec5df42689fea6f (diff) | |
| parent | e28cab42f384745c8a947a9ccd51e4aae52f5d51 (diff) | |
| download | linux-fsl-qoriq-84abd88a70090cf00f9e45c3a81680874f17626e.tar.xz | |
Merge remote branch 'linus/master' into x86/bootmem
Diffstat (limited to 'include/linux/hardirq.h')
| -rw-r--r-- | include/linux/hardirq.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h index 6d527ee..d5b3876 100644 --- a/include/linux/hardirq.h +++ b/include/linux/hardirq.h @@ -139,10 +139,34 @@ static inline void account_system_vtime(struct task_struct *tsk) #endif #if defined(CONFIG_NO_HZ) +#if defined(CONFIG_TINY_RCU) +extern void rcu_enter_nohz(void); +extern void rcu_exit_nohz(void); + +static inline void rcu_irq_enter(void) +{ + rcu_exit_nohz(); +} + +static inline void rcu_irq_exit(void) +{ + rcu_enter_nohz(); +} + +static inline void rcu_nmi_enter(void) +{ +} + +static inline void rcu_nmi_exit(void) +{ +} + +#else extern void rcu_irq_enter(void); extern void rcu_irq_exit(void); extern void rcu_nmi_enter(void); extern void rcu_nmi_exit(void); +#endif #else # define rcu_irq_enter() do { } while (0) # define rcu_irq_exit() do { } while (0) |