diff options
Diffstat (limited to 'sys')
-rw-r--r-- | sys/kern/kern_lockf.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/sys/kern/kern_lockf.c b/sys/kern/kern_lockf.c index 045a3ba..8cab502 100644 --- a/sys/kern/kern_lockf.c +++ b/sys/kern/kern_lockf.c @@ -1370,6 +1370,18 @@ lf_setlock(struct lockf *state, struct lockf_entry *lock, struct vnode *vp, } /* + * For flock type locks, we must first remove + * any shared locks that we hold before we sleep + * waiting for an exclusive lock. + */ + if ((lock->lf_flags & F_FLOCK) && + lock->lf_type == F_WRLCK) { + lock->lf_type = F_UNLCK; + lf_activate_lock(state, lock); + lock->lf_type = F_WRLCK; + } + + /* * We are blocked. Create edges to each blocking lock, * checking for deadlock using the owner graph. For * simplicity, we run deadlock detection for all @@ -1389,17 +1401,6 @@ lf_setlock(struct lockf *state, struct lockf_entry *lock, struct vnode *vp, } /* - * For flock type locks, we must first remove - * any shared locks that we hold before we sleep - * waiting for an exclusive lock. - */ - if ((lock->lf_flags & F_FLOCK) && - lock->lf_type == F_WRLCK) { - lock->lf_type = F_UNLCK; - lf_activate_lock(state, lock); - lock->lf_type = F_WRLCK; - } - /* * We have added edges to everything that blocks * us. Sleep until they all go away. */ |