OpenGrok

63  * uppervp and lowervp should be unlocked. Because if new unionfs vnode is
64  * locked, uppervp or lowervp is locked too. In order to prevent dead lock,
69 		struct vnode *lowervp, struct vnode *dvp,
81 	if (uppervp == NULLVP && lowervp == NULLVP)
89 	    (lowervp == NULLVP || ump->um_lowervp != lowervp)) {
98 	vnode_t *svp = (uppervp != NULLVP) ? uppervp : lowervp;
107 	if (lowervp != NULLVP)
108 		vref(lowervp);
113 	unp->un_lowervp = lowervp;
122 	vp->v_type = (uppervp != NULLVP ? uppervp->v_type : lowervp->v_type);
127 	    (lowervp != NULLVP && ump->um_lowervp == lowervp))

Indexes created Wed Oct 22 13:09:56 GMT 2025