boot: cache HALT priority

Call find_prio("HALT") only once, on first is_bootprio_strict() call.
Store the result in a variable and reuse it on subsequent calls.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
1 file changed
tree: 71f203988234c8305791ef99b80544b30f830a92
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  2. COPYING
  3. COPYING.LESSER
  4. Makefile
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