K 10
svn:author
V 3
jhb
K 8
svn:date
V 27
2001-05-10T17:03:03.000000Z
K 7
svn:log
V 234
- Use sched_lock and critical regions to ensure that LDT updates are thread
  safe from preemption and concurrent access to the LDT.
- Move the prototype for i386_extend_pcb() to <machine/pcb_ext.h>.

Reviewed by:	silence on -hackers

END