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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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