diff --git a/sys/kern/kern_proc.c b/sys/kern/kern_proc.c --- a/sys/kern/kern_proc.c +++ b/sys/kern/kern_proc.c @@ -38,6 +38,7 @@ #include #include #include +#include #include #include #include @@ -2614,9 +2615,11 @@ struct ucred *cred; struct vnode *vp; struct vmspace *vm; + struct cdev *cdev; + struct cdevsw *csw; vm_offset_t addr; unsigned int last_timestamp; - int error; + int error, ref; key_t key; unsigned short seq; bool guard, super; @@ -2714,6 +2717,19 @@ kve->kve_ref_count = obj->ref_count; kve->kve_shadow_count = obj->shadow_count; + if (obj->type == OBJT_DEVICE || + obj->type == OBJT_MGTDEVICE) { + cdev = obj->un_pager.devp.dev; + if (cdev != NULL) { + csw = dev_refthread(cdev, &ref); + if (csw != NULL) { + strlcpy(kve->kve_path, + cdev->si_name, sizeof( + kve->kve_path)); + dev_relthread(cdev, ref); + } + } + } VM_OBJECT_RUNLOCK(obj); if ((lobj->flags & OBJ_SYSVSHM) != 0) { kve->kve_flags |= KVME_FLAG_SYSVSHM;