On 5/4/2011 2:19 AM, Roberto Sassu wrote: > On Wednesday, May 04, 2011 12:58:48 AM Casey Schaufler wrote: >> On 5/2/2011 1:53 AM, Roberto Sassu wrote: >> ... >>>> Right, but what I don't understand is why you can't use existing >>>> mechanisms to achieve this? NFS manages (mostly). >>> Please, can you explain better this thought? >> NFS provides a network "view" of an ext4 (or any type for that matter) >> filesystem. NFS does not support extended attributes, but there has been >> ongoing work on that. It seems that if NFS does not require the kind >> of changes you are requesting you shouldn't either. > I'm not familiar with NFS, so i cannot answer about this scenario. NFS provides the historical and prototypical example of a layered filesystem. If you are implementing a layered filesystem and have not researched NFS you are missing out on the bulk of the experience and wisdom on the subject. > I'm adding in CC also the NFS mantainers and the mailing list so > that they can express their point of view. The whole thread is > available at: > > https://lkml.org/lkml/2011/4/27/201 > > Roberto Sassu -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html