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由 Rolf Eike Beer 提交于
abs() will truncate the input if is it outside the 2^32 range. Fix that by assuming `long' input. This might generate worse code in the common case. Signed-off-by: NRolf Eike Beer <eike-kernel@sf-tec.de> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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