Date: Tue, 24 Jul 2012 05:00:21 GMT From: Takanori Watanabe <takawata@init-main.com> To: freebsd-virtualization@FreeBSD.org Subject: Re: kern/170096: Dyanamically-attached network interface will crash with VIMAGE enabled kernel Message-ID: <201207240500.q6O50L8m036249@freefall.freebsd.org>
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The following reply was made to PR kern/170096; it has been noted by GNATS.
From: Takanori Watanabe <takawata@init-main.com>
To: FreeBSD-gnats-submit@FreeBSD.org, freebsd-virtualization@FreeBSD.org
Cc:
Subject: Re: kern/170096: Dyanamically-attached network interface will crash with VIMAGE enabled kernel
Date: Tue, 24 Jul 2012 13:54:10 +0900
It is fixed with following patch, though some consideration needed with
kernel module:
Index: usb_process.c
===================================================================
--- usb_process.c (revision 238557)
+++ usb_process.c (working copy)
@@ -55,6 +55,7 @@
#include <sys/proc.h>
#include <sys/kthread.h>
#include <sys/sched.h>
+#include <net/vnet.h>
#if (__FreeBSD_version < 700000)
#define thread_lock(td) mtx_lock_spin(&sched_lock)
@@ -111,6 +112,9 @@
td = curthread;
thread_lock(td);
sched_prio(td, up->up_prio);
+#ifdef VIMAGE
+ td->td_vnet = vnet0;
+#endif
thread_unlock(td);
mtx_lock(up->up_mtx);
===
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