On Thu, May 29, 2008 at 01:32:48PM +0200, Miklos Szeredi wrote:
quoted text
> The path that __d_path() computes can become slightly inconsistent when it
> races with mount operations: it grabs the vfsmount_lock when traversing mount
> points but immediately drops it again, only to re-grab it when it reaches the
> next mount point.  The result is that the filename computed is not always
> consisent, and the file may never have had that name. (This is unlikely, but
> still possible.)
> 
> Fix this by grabbing the vfsmount_lock for the whole duration of
> __d_path().

Looks good, and lock holding times shouldn't be a problem either.

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