diff options
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/rcupdate.h | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 3024050c82a..e1bdc4bfd27 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h | |||
@@ -123,22 +123,11 @@ static inline int rcu_read_lock_held(void) | |||
123 | return lock_is_held(&rcu_lock_map); | 123 | return lock_is_held(&rcu_lock_map); |
124 | } | 124 | } |
125 | 125 | ||
126 | /** | 126 | /* |
127 | * rcu_read_lock_bh_held - might we be in RCU-bh read-side critical section? | 127 | * rcu_read_lock_bh_held() is defined out of line to avoid #include-file |
128 | * | 128 | * hell. |
129 | * If CONFIG_PROVE_LOCKING is selected and enabled, returns nonzero iff in | ||
130 | * an RCU-bh read-side critical section. In absence of CONFIG_PROVE_LOCKING, | ||
131 | * this assumes we are in an RCU-bh read-side critical section unless it can | ||
132 | * prove otherwise. | ||
133 | * | ||
134 | * Check rcu_scheduler_active to prevent false positives during boot. | ||
135 | */ | 129 | */ |
136 | static inline int rcu_read_lock_bh_held(void) | 130 | extern int rcu_read_lock_bh_held(void); |
137 | { | ||
138 | if (!debug_lockdep_rcu_enabled()) | ||
139 | return 1; | ||
140 | return lock_is_held(&rcu_bh_lock_map); | ||
141 | } | ||
142 | 131 | ||
143 | /** | 132 | /** |
144 | * rcu_read_lock_sched_held - might we be in RCU-sched read-side critical section? | 133 | * rcu_read_lock_sched_held - might we be in RCU-sched read-side critical section? |