[Bug 12401] Support junction points, i.e. DeviceIoCtl(FSCTL_SET_REPARSE_POINT/FSCTL_GET_REPARSE_POINT)

[wine-bugs at winehq.org]

http://bugs.winehq.org/show_bug.cgi?id=12401

--- Comment #30 from Erich Hoover <ehoover at mines.edu> 2012-06-21 12:13:12 CDT ---
(In reply to comment #29)
> ...
> [1/7] http://source.winehq.org/patches/data/87434
> [2/7] http://source.winehq.org/patches/data/87435
> [3/7] http://source.winehq.org/patches/data/87436
> [4/7] http://source.winehq.org/patches/data/87437
> [5/7] http://source.winehq.org/patches/data/87438
> [6/7] http://source.winehq.org/patches/data/87439
> [7/7] http://source.winehq.org/patches/data/87440

A comment from Hans Leidekker on wine-devel:
> This is not an atomic operation since you need two Unix calls. So you would
> need locking or rollback to deal with possible races.
> ...
> I don't see a way to fix this other than adding a new primitive to the kernel.

Any thoughts?  Would it be "good enough" to just lock the directory as far as
Wine is concerned?

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