extent_bits 1754 fs/btrfs/free-space-cache.c unsigned long extent_bits; extent_bits 1778 fs/btrfs/free-space-cache.c extent_bits = next_zero - i; extent_bits 1779 fs/btrfs/free-space-cache.c if (extent_bits >= bits) { extent_bits 1780 fs/btrfs/free-space-cache.c found_bits = extent_bits; extent_bits 1782 fs/btrfs/free-space-cache.c } else if (extent_bits > max_bits) { extent_bits 1783 fs/btrfs/free-space-cache.c max_bits = extent_bits;