On Sep 7 2007 11:16, Bharata B Rao wrote:
>Questions
>---------
>The main problem in getting a sane readdir() implementation in Union Mount
>is the fact that a single vfs object (file structure) is used to represent
>more than one (underlying) directory. Because of this, it is unclear as to
>how lseek(2) needs to behave in such cases.
>
>First of all, should we even expect a sane lseek(2) on union mounted
>directories ? If not, will the Approach 2, which works uniformly for
>all filesystem types be acceptable ?
Filesystems also have this problem. http://lkml.org/lkml/2007/4/7/107
If you ask me, we should entriely do away with the telldir/seekdir
blackmagic (and add appropriate compat code).
Jan
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