powerpc/udbg: Remove unused udbg_read()
The last user of udbg_read() was removed in 2005, in commit fca5dcd4 "Simplify and clean up the xmon terminal I/O". Given we haven't needed it for 7 years we can probably drop it. Signed-off-by:Michael Ellerman <michael@ellerman.id.au> Signed-off-by:
Benjamin Herrenschmidt <benh@kernel.crashing.org>
parent
f7fb862b
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