metag: Use get_signal() signal_setup_done()
metag: Use get_signal() signal_setup_done()

Use the more generic functions get_signal() signal_setup_done()
for signal delivery.

[James Hogan: avoid reordering get_signal() and restart check.]

Signed-off-by: Richard Weinberger <320bca71fc381a4a025636043ca86e734e31cf8b@nod.at>
Signed-off-by: James Hogan <547fa85bb3888a0222eed8ec39e36708605c6d53@imgtec.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs