return 0;
}
-static inline u32 free_space_bitmap_size(u64 size, u32 sectorsize)
+static inline u32 free_space_bitmap_size(const struct btrfs_fs_info *fs_info,
+ u64 size)
{
- return DIV_ROUND_UP((u32)div_u64(size, sectorsize), BITS_PER_BYTE);
+ return DIV_ROUND_UP(size >> fs_info->sectorsize_bits, BITS_PER_BYTE);
}
static unsigned long *alloc_bitmap(u32 bitmap_size)
int done = 0, nr;
int ret;
- bitmap_size = free_space_bitmap_size(block_group->length,
- fs_info->sectorsize);
+ bitmap_size = free_space_bitmap_size(fs_info, block_group->length);
bitmap = alloc_bitmap(bitmap_size);
if (!bitmap) {
ret = -ENOMEM;
u32 data_size;
extent_size = min(end - i, bitmap_range);
- data_size = free_space_bitmap_size(extent_size,
- fs_info->sectorsize);
+ data_size = free_space_bitmap_size(fs_info, extent_size);
key.objectid = i;
key.type = BTRFS_FREE_SPACE_BITMAP_KEY;
int done = 0, nr;
int ret;
- bitmap_size = free_space_bitmap_size(block_group->length,
- fs_info->sectorsize);
+ bitmap_size = free_space_bitmap_size(fs_info, block_group->length);
bitmap = alloc_bitmap(bitmap_size);
if (!bitmap) {
ret = -ENOMEM;
fs_info->sectorsize *
BITS_PER_BYTE);
bitmap_cursor = ((char *)bitmap) + bitmap_pos;
- data_size = free_space_bitmap_size(found_key.offset,
- fs_info->sectorsize);
+ data_size = free_space_bitmap_size(fs_info,
+ found_key.offset);
ptr = btrfs_item_ptr_offset(leaf, path->slots[0] - 1);
read_extent_buffer(leaf, bitmap_cursor, ptr,