28 

    28 

    29 REVLOGV1_REQUIREMENT = b'revlogv1'

    29 REVLOGV1_REQUIREMENT = b'revlogv1'

    30 

    30 

    31 # Increment the sub-version when the revlog v2 format changes to lock out old

    31 # Increment the sub-version when the revlog v2 format changes to lock out old

    32 # clients.

    32 # clients.

    34 

    34 

    35 # A repository with the sparserevlog feature will have delta chains that

    35 # A repository with the sparserevlog feature will have delta chains that

    36 # can spread over a larger span. Sparse reading cuts these large spans into

    36 # can spread over a larger span. Sparse reading cuts these large spans into

    37 # pieces, so that each piece isn't too big.

    37 # pieces, so that each piece isn't too big.

    38 # Without the sparserevlog capability, reading from the repository could use

    38 # Without the sparserevlog capability, reading from the repository could use