diff options
Diffstat (limited to 'sys/kern/kern_rwlock.c')
| -rw-r--r-- | sys/kern/kern_rwlock.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sys/kern/kern_rwlock.c b/sys/kern/kern_rwlock.c index a43f0d058dd..d4bfaca7a86 100644 --- a/sys/kern/kern_rwlock.c +++ b/sys/kern/kern_rwlock.c @@ -588,8 +588,13 @@ rw_vector_tryenter(krwlock_t *rw, const krw_t op) * * Downgrade a write lock to a read lock. */ +#ifdef LOCKDOC +void +_rw_downgrade(krwlock_t *rw) +#else void rw_downgrade(krwlock_t *rw) +#endif { uintptr_t owner, curthread, newown, next; turnstile_t *ts; @@ -689,8 +694,13 @@ rw_downgrade(krwlock_t *rw) * Try to upgrade a read lock to a write lock. We must be the only * reader. */ +#ifdef LOCKDOC +int +_rw_tryupgrade(krwlock_t *rw) +#else int rw_tryupgrade(krwlock_t *rw) +#endif { uintptr_t owner, curthread, newown, next; struct lwp *l; |
