openrisc: Remove obsolete show_trace_task function

The function show_trace_task() was removed during linux 2.5 development
and replaced with show_stack().  This was never impemented for openrisc
but must have got in via copying from another architecture.  Just remove
it.

Signed-off-by: Stafford Horne <shorne@gmail.com>
This commit is contained in:
Stafford Horne 2020-03-18 22:10:38 +09:00
commit 9737e2c5f0