OpLocks and file sizes.

Christopher R. Hertel crh at ubiqx.mn.org
Wed Mar 28 21:21:21 MDT 2012


On 03/28/2012 09:19 PM, Gerald Carter wrote:
> On 3/27/2012 9:23 AM, Christopher R. Hertel wrote:
> 
>> On OpLocks:
>>   Clearly there are some semantic issues that need to be figured out.
>>   I will see what the docs have to say and post what I find.
>>   The semantics that NFSv4 requires may conflict with the semantics
>>   that SMB1/SMB2 require.  That's the issue we're trying to figure out.
> 
> Chris,
> 
> Have you read the IRP semantics for breaking oplocks in the WDK?
> 
> http://msdn.microsoft.com/en-us/library/windows/hardware/ff538991%28v=vs.85%29.aspx
> 
> You might want to look at the IRP_MJ_SET_INFORMATION description.

Thanks for the pointer.  I was going to start with [MS-FSA] but had not had
a chance to dig into that yet.

Chris -)-----

-- 
"Implementing CIFS - the Common Internet FileSystem" ISBN: 013047116X
Samba Team -- http://www.samba.org/     -)-----   Christopher R. Hertel
jCIFS Team -- http://jcifs.samba.org/   -)-----   ubiqx development, uninq.
ubiqx Team -- http://www.ubiqx.org/     -)-----   crh at ubiqx.mn.org
OnLineBook -- http://ubiqx.org/cifs/    -)-----   crh at ubiqx.org


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