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    SubjectRe: [PATCH 14/38] fallthru: ext2 fallthru support
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    On Wed, 4 Aug 2010, Valerie Aurora wrote:
    > --zYM0uCDKw75PZbzx
    > Content-Type: text/plain; charset=us-ascii
    > Content-Disposition: inline
    >
    > On Wed, Aug 04, 2010 at 04:44:10PM +0200, Miklos Szeredi wrote:
    > > On Tue, 15 Jun 2010, Valerie Aurora wrote:
    > > > Add support for fallthru directory entries to ext2.
    > >
    > > If a previously used ext2 filesystem with is mounted again then
    > > fallthroughs don't appear to work as expected. Stat returns ENOENT
    > > for these entries.
    > >
    > > Can't see anything obviously wrong with the code.
    >
    > Hm, I wrote one test case for this that worked (attached). Can you
    > give me more details on your test case? Thanks,

    uml:~# mount -oloop -r ext3-2.img /mnt/img/
    uml:~# mount -oloop -r ext3.img /mnt/img/
    uml:~# losetup -f ovl.img
    uml:~# mmount -b 8 -t ext2 /dev/loop2 /mnt/img/
    uml:~# "ls" /mnt/img
    bunion lost+found union
    uml:~# "ls" /mnt/img/union
    1 2 3
    uml:~# "ls" /mnt/img/union/1
    a x
    uml:~# umount /mnt/img/
    uml:~# mmount -b 8 -t ext2 /dev/loop2 /mnt/img/
    uml:~# ls -l /mnt/img/
    total 14
    drwxr-xr-x 2 root root 1024 Aug 5 09:56 bunion
    drwx------ 2 root root 12288 Aug 5 09:41 lost+found
    drwxr-xr-x 3 root root 1024 Aug 5 09:56 union
    uml:~# ls -l /mnt/img/union/
    ls: cannot access /mnt/img/union/3: No such file or directory
    ls: cannot access /mnt/img/union/2: No such file or directory
    total 1
    drwxr-xr-x 2 root root 1024 Aug 5 09:56 1
    ?????????? ? ? ? ? ? 2
    ?????????? ? ? ? ? ? 3
    uml:~# ls -l /mnt/img/union/1
    ls: cannot access /mnt/img/union/1/a: No such file or directory
    ls: cannot access /mnt/img/union/1/x: No such file or directory
    total 0
    ?????????? ? ? ? ? ? a
    ?????????? ? ? ? ? ? x
    uml:~#

    Thanks,
    Miklos


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