num_csums        2140 fs/btrfs/extent-tree.c 	u64 num_csums;
num_csums        2145 fs/btrfs/extent-tree.c 	num_csums = div64_u64(csum_bytes, fs_info->sectorsize);
num_csums        2146 fs/btrfs/extent-tree.c 	num_csums += num_csums_per_leaf - 1;
num_csums        2147 fs/btrfs/extent-tree.c 	num_csums = div64_u64(num_csums, num_csums_per_leaf);
num_csums        2148 fs/btrfs/extent-tree.c 	return num_csums;