New ZFS "passthrough" ACL inheritance rules [PSARC/2008/231 FastTrack timeout 04/08/2008]

[Darren J Moffat]

Don Cragun wrote:
>> Date: Tue, 01 Apr 2008 11:32:06 -0600
>> From: Mark Shellenbaum <Mark.Shellenbaum at Sun.COM>
>>
>> Darren J Moffat wrote:
>>> Since this proposed behaviour is the default for ACLs on UFS why isn't 
>>> it the default for ZFS too ?
>> I'm more than willing to make this the default behavior for ZFS, but it 
>> will affect POSIX compliance.  If thats alright with everyone then I can 
>> change it to be the default.
> 
> I believe that the default should be POSIX compliant.  Let
> administrators specify options if they want non-standard behavior.

That all depends on what standards apply to a given deployment.  Given 
the motivation for this is alignment with NFSv4 and CIFS standards it 
basically comes down to which is more important (and depending on who 
you ask you will get different answers).

However it may not be wise to change the existing default behaviour anyway.

-- 
Darren J Moffat