diff --git a/sys/kern/vfs_aio.c b/sys/kern/vfs_aio.c --- a/sys/kern/vfs_aio.c +++ b/sys/kern/vfs_aio.c @@ -724,24 +724,30 @@ aio_fsync_vnode(struct thread *td, struct vnode *vp, int op) { struct mount *mp; + vm_object_t obj; int error; - if ((error = vn_start_write(vp, &mp, V_WAIT | PCATCH)) != 0) - goto drop; - vn_lock(vp, LK_EXCLUSIVE | LK_RETRY); - if (vp->v_object != NULL) { - VM_OBJECT_WLOCK(vp->v_object); - vm_object_page_clean(vp->v_object, 0, 0, 0); - VM_OBJECT_WUNLOCK(vp->v_object); - } - if (op == LIO_DSYNC) - error = VOP_FDATASYNC(vp, td); - else - error = VOP_FSYNC(vp, MNT_WAIT, td); + for (;;) { + error = vn_start_write(vp, &mp, V_WAIT | PCATCH); + if (error != 0) + break; + vn_lock(vp, LK_EXCLUSIVE | LK_RETRY); + obj = vp->v_object; + if (obj != NULL) { + VM_OBJECT_WLOCK(obj); + vm_object_page_clean(obj, 0, 0, 0); + VM_OBJECT_WUNLOCK(obj); + } + if (op == LIO_DSYNC) + error = VOP_FDATASYNC(vp, td); + else + error = VOP_FSYNC(vp, MNT_WAIT, td); - VOP_UNLOCK(vp); - vn_finished_write(mp); -drop: + VOP_UNLOCK(vp); + vn_finished_write(mp); + if (error != ERELOOKUP) + break; + } return (error); }