diff options
Diffstat (limited to 'include/linux/srcu.h')
| -rw-r--r-- | include/linux/srcu.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/srcu.h b/include/linux/srcu.h index 4e0a3d41dae..d4b12443b2e 100644 --- a/include/linux/srcu.h +++ b/include/linux/srcu.h @@ -84,6 +84,9 @@ long srcu_batches_completed(struct srcu_struct *sp); * this assumes we are in an SRCU read-side critical section unless it can * prove otherwise. * + * Checks debug_lockdep_rcu_enabled() to prevent false positives during boot + * and while lockdep is disabled. + * * Note that if the CPU is in the idle loop from an RCU point of view * (ie: that we are in the section between rcu_idle_enter() and * rcu_idle_exit()) then srcu_read_lock_held() returns false even if @@ -102,7 +105,7 @@ static inline int srcu_read_lock_held(struct srcu_struct *sp) if (rcu_is_cpu_idle()) return 0; - if (!debug_locks) + if (!debug_lockdep_rcu_enabled()) return 1; return lock_is_held(&sp->dep_map); |