diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2011-07-17 20:46:52 +0200 |
|---|---|---|
| committer | Clark Williams <williams@redhat.com> | 2012-01-16 13:00:23 -0600 |
| commit | d1f52991ce40e30faced2270870e69f4bd218bfc (patch) | |
| tree | ba0035c97f11d3858a9ea85203c0ca715f597605 /include/linux | |
| parent | 7cdb11e43af27d8f5471143a4682324b345464d9 (diff) | |
sched-no-work-when-pi-blocked.patch
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/sched.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index 6adc0244802f..2d5e0ecc7c82 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -2091,12 +2091,20 @@ extern unsigned int sysctl_sched_cfs_bandwidth_slice; extern int rt_mutex_getprio(struct task_struct *p); extern void rt_mutex_setprio(struct task_struct *p, int prio); extern void rt_mutex_adjust_pi(struct task_struct *p); +static inline bool tsk_is_pi_blocked(struct task_struct *tsk) +{ + return tsk->pi_blocked_on != NULL; +} #else static inline int rt_mutex_getprio(struct task_struct *p) { return p->normal_prio; } # define rt_mutex_adjust_pi(p) do { } while (0) +static inline bool tsk_is_pi_blocked(struct task_struct *tsk) +{ + return false; +} #endif extern bool yield_to(struct task_struct *p, bool preempt); |