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    SubjectRe: reiser4 plugins
    Jonathan Briggs wrote:

    >On Tue, 2005-07-05 at 23:44 -0700, Hans Reiser wrote:
    >
    >
    >>Hubert Chan wrote:
    >>
    >>
    >>>And a question: is it feasible to store, for each inode, its parent(s),
    >>>instead of just the hard link count?
    >>>
    >>>
    >>>
    >>>
    >>Ooh, now that is an interesting old idea I haven't considered in 20
    >>years.... makes fsck more robust too....
    >>
    >>
    >
    >Hey, sounds like the idea I proposed a couple months ago of storing the
    >path names in each file, instead of in directories. Only better, since
    >each path component isn't text but a link instead.
    >
    >It still has the performance and locking problem of having to update
    >every child file when moving a directory tree to a new parent. On the
    >other hand, maybe the benefit is worth the cost.
    >
    >
    Oh no, don't store the whole path, store just the parent list. This
    will make fsck more robust in the event that the directory gets
    clobbered by hardware error.

    I don't think it affects the cost of detecting cycles though, I think it
    only makes fsck more robust.

    Hans
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