diff options
Diffstat (limited to 'sys/kern/uipc_cow.c')
| -rw-r--r-- | sys/kern/uipc_cow.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/kern/uipc_cow.c b/sys/kern/uipc_cow.c index 52988dd..5c0dcd2 100644 --- a/sys/kern/uipc_cow.c +++ b/sys/kern/uipc_cow.c @@ -128,10 +128,12 @@ socow_setup(struct mbuf *m0, struct uio *uio) /* * set up COW */ + vm_page_lock(pp); vm_page_lock_queues(); if (vm_page_cowsetup(pp) != 0) { vm_page_unhold(pp); vm_page_unlock_queues(); + vm_page_unlock(pp); return (0); } @@ -141,7 +143,7 @@ socow_setup(struct mbuf *m0, struct uio *uio) vm_page_wire(pp); vm_page_unhold(pp); vm_page_unlock_queues(); - + vm_page_unlock(pp); /* * Allocate an sf buf */ |
