diff options
| -rw-r--r-- | kernel/sched/sched.h | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index e897d779839f..47258735a93f 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -1744,13 +1744,20 @@ static inline int task_on_rq_migrating(struct task_struct *p) return READ_ONCE(p->on_rq) == TASK_ON_RQ_MIGRATING; } -/* - * wake flags - */ -#define WF_SYNC 0x01 /* Waker goes to sleep after wakeup */ -#define WF_FORK 0x02 /* Child wakeup after fork */ -#define WF_MIGRATED 0x04 /* Internal use, task got migrated */ -#define WF_ON_CPU 0x08 /* Wakee is on_cpu */ +/* Wake flags. The first three directly map to some SD flag value */ +#define WF_EXEC 0x02 /* Wakeup after exec; maps to SD_BALANCE_EXEC */ +#define WF_FORK 0x04 /* Wakeup after fork; maps to SD_BALANCE_FORK */ +#define WF_TTWU 0x08 /* Wakeup; maps to SD_BALANCE_WAKE */ + +#define WF_SYNC 0x10 /* Waker goes to sleep after wakeup */ +#define WF_MIGRATED 0x20 /* Internal use, task got migrated */ +#define WF_ON_CPU 0x40 /* Wakee is on_cpu */ + +#ifdef CONFIG_SMP +static_assert(WF_EXEC == SD_BALANCE_EXEC); +static_assert(WF_FORK == SD_BALANCE_FORK); +static_assert(WF_TTWU == SD_BALANCE_WAKE); +#endif /* * To aid in avoiding the subversion of "niceness" due to uneven distribution |