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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.

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