K 10
svn:author
V 3
pjd
K 8
svn:date
V 27
2005-08-31T19:45:11.000000Z
K 7
svn:log
V 269
- Add md_mtx lock to protect ID number and list of devices.
- Always check mdnew() return value, as even in !autounit case
  kthread_create() can fail.

Those two changes fix serval panics provked by simple stress test.

Tested by:	Kris The BugMagnet
MFC after:	3 days

END