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    SubjectRe: [Ext2-devel] [RFC 0/13] extents and 48bit ext3
    Olivier Galibert wrote:
    > On Fri, Jun 09, 2006 at 12:55:09PM -0400, Jeff Garzik wrote:
    >> Alex Tomas wrote:
    >>> so, instead of taking one (quite-well-tested) part that solves one of
    >>> the biggest ext3 limitation, you propose to start a new project and
    >>> get something in a year (probably) ?
    >>> I think about extents as a step-by-step way ...
    >> That is what the entirety of Linux development is -- step-by-step.
    >> It is OBVIOUS that it would take five minutes to start ext4.
    >> 1) clone a new tree
    >> 2) cp -a fs/ext3 fs/ext4
    >> 3) apply extent and 48bit patches
    >> 4) apply related e2fsprogs patches
    > 5) force all options (attributes, etc) on and remove the flags
    > indicating their existence from the metadata, you'll need the space
    > for the fs evolution.
    > 6) change the fs just enough so that an ext4 fs can never be mounted
    > as ext3 or 2.

    Yeah. And its easy enough just to change the main magic number...


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      Last update: 2006-06-10 02:15    [W:0.020 / U:13.524 seconds]
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