Re: NetBSD/xen network problems (need help)

[YAMAMOTO Takashi <yamt%mwd.biglobe.ne.jp@localhost>]

> m_makewritable origlen 112 newlen 182 error 0
> panic: m_makewritable: length changed

the following would be the minimal fix.

YAMAMOTO Takashi

Index: if_xennet.c
===================================================================
--- if_xennet.c (revision 1576)
+++ if_xennet.c (working copy)
@@ -787,8 +787,7 @@ xen_network_handler(void *arg)
                         * memory, copy data and push the receive
                         * buffer back to the hypervisor.
                         */
-                       m->m_len = MHLEN;
-                       m->m_pkthdr.len = 0;
+                       m->m_len = m->m_pkthdr.len = 0;
                        m_copyback(m, 0, rx->status, pktp);
                        xennet_rx_push_buffer(sc, rx->id);
                        if (m->m_pkthdr.len < rx->status) {