D22689.id65263.diff
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D22689.id65263.diff
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	Index: sys/kern/vfs_subr.c
	===================================================================
	--- sys/kern/vfs_subr.c
	+++ sys/kern/vfs_subr.c
	@@ -4340,19 +4340,19 @@
	{
	struct vnode vp, mvp;
	struct vm_object *obj;
	+ struct thread *td;

	CTR2(KTR_VFS, "%s: mp %p", __func__, mp);

	if ((mp->mnt_kern_flag & MNTK_NOMSYNC) != 0)
	return;

	+ td = curthread;
	MNT_VNODE_FOREACH_ACTIVE(vp, mp, mvp) {
	obj = vp->v_object;
	if (obj != NULL && vm_object_mightbedirty(obj) &&
	(flags == MNT_WAIT \|\| VOP_ISLOCKED(vp) == 0)) {
	- if (!vget(vp,
	- LK_EXCLUSIVE \| LK_RETRY \| LK_INTERLOCK,
	- curthread)) {
	+ if (vget(vp, LK_EXCLUSIVE \| LK_INTERLOCK, td) == 0) {
	if (vp->v_vflag & VV_NOSYNC) { /* unlinked */
	vput(vp);
	continue;