ilog2_w          1249 fs/btrfs/compression.c 	const u32 entropy_max = 8 * ilog2_w(2);
ilog2_w          1254 fs/btrfs/compression.c 	sz_base = ilog2_w(ws->sample_size);
ilog2_w          1257 fs/btrfs/compression.c 		p_base = ilog2_w(p);