xfs: show uuid when mount fails due to duplicate uuid
xfs: show uuid when mount fails due to duplicate uuid

When a system tries to mount a filesystem (FS) using UUID, the xfs
returns -EINVAL and shows a message if a FS with the same UUID has
been already mounted. It is useful to output the duplicate UUID
with it.

Signed-off-by: Mitsuo Hayasaka <519352c9303940225ba456e0b6aa24a20497a6fd@hitachi.com>
Reviewed-by: Christoph Hellwig <923f7720577207a44b32e59bbfbea59d27f1ae8e@lst.de>
Cc: Ben Myers <46e490cac450e85a9cba3059365826296771cc03@sgi.com>
Cc: Alex Elder <f429030cf5c0faf36fac3d102073b6e63a647baa@kernel.org>
Cc: Christoph Hellwig <923f7720577207a44b32e59bbfbea59d27f1ae8e@lst.de>
Signed-off-by: Ben Myers <46e490cac450e85a9cba3059365826296771cc03@sgi.com>


TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs