[Unionfs] unionfs-2.5_for_2.6.27-rc6 and Kernels 2.6.27 to 2.6.27.4

[Daniel Reichelt]

> Unionfs: handle partial copyup errors gracefully
> 
> Don't leave any dentries behind if copying up the inode (or setting its
> permission, i.e., using TOMOYO) failed.
> 
> CC: Tetsuo Handa <penguin-kernel at i-love.sakura.ne.jp>
> Signed-off-by: Erez Zadok <ezk at cs.sunysb.edu>
> diff --git a/fs/unionfs/copyup.c b/fs/unionfs/copyup.c
> index bbd49c8..5b6ff23 100644
> --- a/fs/unionfs/copyup.c
> +++ b/fs/unionfs/copyup.c
> @@ -519,8 +519,17 @@ out_free:
>  		dput(old_lower_dentry);
>  	kfree(symbuf);

Sry, no improvement. Anything in particular we can do to help track down the issue?

Erez, what changes did you make between the unionfs releases for lx 2.6.26 and
2.6.27? Just adjustments to changes of the kernel API or functional changes as
well?

Cheers,
Daniel