Marius Strobl 8fe75fc879 Unroll copying of the registers in {g,s}et_mcontext() and limit it
to the set actually restored by tl0_ret() instead of using the whole
trapframe. Additionally skip %g7 as that register is used as the
userland TLS pointer.

PR:		140523
MFC after:	1 week
2009-11-17 21:08:10 +00:00
..