Re: [RFC PATCH 4/4] Directory listing support for union mounted directories.

From: Christoph Hellwig
Date: Wed Jun 20 2007 - 13:02:37 EST


On Wed, Jun 20, 2007 at 10:22:28AM -0400, Trond Myklebust wrote:
> No it shouldn't. The struct file contains other stateful information
> from the open() call (such as authentication info) that needs to be
> passed into readdir.

Which is exactly that problem this tries to solve. Once you have
union mounts you'll have a single open file descriptor for multiple
actual directories. Beause of that you can't simply attach to the
state to the struct file but have to keep it in a different way.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/