[Gllug] {OT?] Kernel development question

[Walid Shaari]

On Sun, 2003-04-27 at 11:50, Adrian McMenamin wrote:
> I know GLLUG isn't really the place for this, but I am having difficulty 
> getting answers anywhere else and lkml is a bit too daunting to post this on 
> to....
> 
> So if there are any filesystem gurus out there, here we go.
> 
> I am trying to finish off writing a filesystem driver for the vmu (small flash 
> memory) system on the Sega Dreamcast. Reads work fine - old code - with a 
> couple of mistakes I've since spotted can be seen at: 
> 
> http://cvs.sourceforge.net/cgi-bin/viewcvs.cgi/linuxdc/linux-sh-dc/fs/vmufs/?only_with_tag=linux-sh-dc-2_4-branch
> 
> I have been able to write a couple of bits of the write code - eg one can 
> delete an inode (file) and it is possible to copy a file from another volume 
> over the top of an existing file (inode).
> 
> But what I cannot work out is how to get the vfs to allow me to create a new 
> file on the vmu volume. What bits of code do I need to implement? At the 
> moment all I get when I do things like
> 
> cp ext2file  /mnt/vmu/ext2file
> 
> is a message saying that ext2file does not exist (ie doesn't exits on the vmu)
> 
> Anyone know?

I don't, but why not try the #kernelnewbies channel in freenode.net IRC,
they are usually very helpful in there around the clock.

Walid.



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