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SubjectRe: Can someone explain fs/ext2/bitmap.c to me?
Date
On Sun, 12 Dec 1999 03:11:29 -0500 (EST), 
afei@jhu.edu wrote:
>what is this nibblemap? how is it determined?
>static int nibblemap[] = {4, 3, 3, 2, 3, 2, 2, 1, 3, 2, 2, 1, 2, 1, 1, 0};

nibblemap[i] = number of 0 bits in number i (0 <= i <= 15).


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