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author | James Bottomley <James.Bottomley@HansenPartnership.com> | 2016-01-07 15:51:13 -0800 |
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committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2016-01-07 15:51:13 -0800 |
commit | abaee091a18c19ccd86feb1c8374585d82e96777 (patch) | |
tree | 01602bae73e1278c3d98dafe1c269049927c58ce /kernel/sched/sched.h | |
parent | a2746fb16e41b7c8f02aa4d2605ecce97abbebbd (diff) | |
parent | 3f8d6f2a0797e8c650a47e5c1b5c2601a46f4293 (diff) |
Merge branch 'jejb-scsi' into misc
Diffstat (limited to 'kernel/sched/sched.h')
-rw-r--r-- | kernel/sched/sched.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index efd3bfc7e347..b242775bf670 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -1073,6 +1073,9 @@ static inline void finish_lock_switch(struct rq *rq, struct task_struct *prev) * We must ensure this doesn't happen until the switch is completely * finished. * + * In particular, the load of prev->state in finish_task_switch() must + * happen before this. + * * Pairs with the control dependency and rmb in try_to_wake_up(). */ smp_store_release(&prev->on_cpu, 0); |