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| author | James Morris <james.l.morris@oracle.com> | 2017-11-29 12:47:41 +1100 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2017-11-29 12:47:41 +1100 |
| commit | cf40a76e7d5874bb25f4404eecc58a2e033af885 (patch) | |
| tree | 8fd81cbea03c87b3d41d7ae5b1d11eadd35d6ef5 /kernel/rcu/srcutiny.c | |
| parent | ab5348c9c23cd253f5902980d2d8fe067dc24c82 (diff) | |
| parent | 4fbd8d194f06c8a3fd2af1ce560ddb31f7ec8323 (diff) | |
Merge tag 'v4.15-rc1' into next-seccomp
Linux 4.15-rc1
Diffstat (limited to 'kernel/rcu/srcutiny.c')
| -rw-r--r-- | kernel/rcu/srcutiny.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/rcu/srcutiny.c b/kernel/rcu/srcutiny.c index 1a1c1047d2ed..76ac5f50b2c7 100644 --- a/kernel/rcu/srcutiny.c +++ b/kernel/rcu/srcutiny.c @@ -33,6 +33,8 @@ #include "rcu_segcblist.h" #include "rcu.h" +int rcu_scheduler_active __read_mostly; + static int init_srcu_struct_fields(struct srcu_struct *sp) { sp->srcu_lock_nesting[0] = 0; @@ -193,3 +195,9 @@ void synchronize_srcu(struct srcu_struct *sp) destroy_rcu_head_on_stack(&rs.head); } EXPORT_SYMBOL_GPL(synchronize_srcu); + +/* Lockdep diagnostics. */ +void __init rcu_scheduler_starting(void) +{ + rcu_scheduler_active = RCU_SCHEDULER_RUNNING; +} |