linux-kernel - Re: [PATCH RFC] vfat and Simon_&_Garfunkel-Wednesday_Morning,_3

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Message-ID: <87vdj2ysk8.fsf@devron.myhome.or.jp>
Date:	Tue, 29 Sep 2009 19:05:27 +0900
From:	OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
To:	Philippe De Muyter <phdm@...qel.be>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH RFC] vfat and Simon_&_Garfunkel-Wednesday_Morning,_3_a.m.

Philippe De Muyter <phdm@...qel.be> writes:

> I have an IOMEGA home network hard disk that I can connect either by
> ethernet (ftp or cifs) or by USB. because of the ftp server mode
> firmware, I must keep it formatted as a vfat filesystem.
>
> I have copied my music files on it using the ftp mode.  Using the same
> ftp mode, I can also retrieve my music files without problem, and
> when I list them, they have the exact names that they had on my linux
> ext3 partition.
>
> When I connected this disk via USB, now relying on the vfat module
> of linux, there were some directories that I could not reread.  The
> common factor of these directories names is that they end with one or
> more dots, e.g.
>
> 	Simon_&_Garfunkel-Wednesday_Morning,_3_a.m.
>
> If I issue the `ls' or `find' command, I get this strange message :
>
> find: ./Simon_&_Garfunkel-Wednesday_Morning,_3_a.m.: No such file or directory
>
> Adding printk's in `fat_search_long' revealed that on this disk, the
> file/directory NAMES ENDING WITH DOTS ARE STORED WITH THEIR TRAILING DOTS.
>
> Here is a patch squetch that make accessing my
>  Simon_&_Garfunkel-Wednesday_Morning,_3_a.m. directory possible, but I
> don't know if storing long filenames ending with dot's should not also
> be fixed.

IIRC, Windows stripped the trailing ".". That filename can be read/used on
Windows?

If it can be read, I think we should consider to remove
vfat_striptail_len() (at least for lookup path), more investigation
would be needed though.

Thanks.
-- 
OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
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