diff options
| -rw-r--r-- | sys/kern/kern_subr.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/sys/kern/kern_subr.c b/sys/kern/kern_subr.c index 0656598..2df1a13 100644 --- a/sys/kern/kern_subr.c +++ b/sys/kern/kern_subr.c @@ -104,12 +104,11 @@ vm_pgmoveco(mapa, srcobj, kaddr, uaddr) return(EFAULT); } if ((user_pg = vm_page_lookup(uobject, upindex)) != NULL) { - vm_page_lock_queues(); - if (!vm_page_sleep_if_busy(user_pg, 1, "vm_pgmoveco")) - vm_page_unlock_queues(); - pmap_remove(map->pmap, uaddr, uaddr+PAGE_SIZE); - vm_page_lock_queues(); + do + vm_page_lock_queues(); + while (vm_page_sleep_if_busy(user_pg, 1, "vm_pgmoveco")); vm_page_busy(user_pg); + pmap_remove_all(user_pg); vm_page_free(user_pg); vm_page_unlock_queues(); } |
