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    ext4: Introduce ext4_lblk_t · 725d26d3
    Aneesh Kumar K.V 提交于
    This patch adds a new data type ext4_lblk_t to represent
    the logical file blocks.
    
    This is the preparatory patch to support large files in ext4
    The follow up patch with convert the ext4_inode i_blocks to
    represent the number of blocks in file system block size. This
    changes makes it possible to have a block number 2**32 -1 which
    will result in overflow if the block number is represented by
    signed long. This patch convert all the block number to type
    ext4_lblk_t which is typedef to __u32
    
    Also remove dead code ext4_ext_walk_space
    Signed-off-by: NAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
    Signed-off-by: NMingming Cao <cmm@us.ibm.com>
    Signed-off-by: NEric Sandeen <sandeen@redhat.com>
    725d26d3
inode.c 97.6 KB