Github user cloud-fan commented on a diff in the pull request: https://github.com/apache/spark/pull/19077#discussion_r166280387 --- Diff: common/unsafe/src/main/java/org/apache/spark/unsafe/array/ByteArrayMethods.java --- @@ -40,6 +40,15 @@ public static int roundNumberOfBytesToNearestWord(int numBytes) { } } + public static long roundNumberOfBytesToNearestWord(long numBytes) { + long remainder = numBytes & 0x07; // This is equivalent to `numBytes % 8` --- End diff -- is it just `return (numBytes + 7) / 8;`?
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