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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-12-21 03:14:03 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-12-21 03:14:03 +0100 |
| commit | e219aafe50fd546b8686582ddbafd24c3c2eda04 (patch) | |
| tree | a665e08ca8d42f20ac8e5dcc8565d666cffb26bd /kernel/rcu/srcu.c | |
| parent | ffe12855a5f7f195589130197558e6a5c276caa4 (diff) | |
| parent | 24c96dc79c5e76d3cff7a33f955a4d3244644766 (diff) | |
Merge back earlier 'pm-domains' material for v4.5.
Diffstat (limited to 'kernel/rcu/srcu.c')
| -rw-r--r-- | kernel/rcu/srcu.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/kernel/rcu/srcu.c b/kernel/rcu/srcu.c index d3fcb2ec85367..a63a1ea5a41bf 100644 --- a/kernel/rcu/srcu.c +++ b/kernel/rcu/srcu.c @@ -298,11 +298,9 @@ int __srcu_read_lock(struct srcu_struct *sp) int idx; idx = READ_ONCE(sp->completed) & 0x1; - preempt_disable(); __this_cpu_inc(sp->per_cpu_ref->c[idx]); smp_mb(); /* B */ /* Avoid leaking the critical section. */ __this_cpu_inc(sp->per_cpu_ref->seq[idx]); - preempt_enable(); return idx; } EXPORT_SYMBOL_GPL(__srcu_read_lock); @@ -387,7 +385,7 @@ static void srcu_flip(struct srcu_struct *sp) * srcu_struct structure. */ void call_srcu(struct srcu_struct *sp, struct rcu_head *head, - void (*func)(struct rcu_head *head)) + rcu_callback_t func) { unsigned long flags; |