>On Fri, 12 Jul 2013, majianpeng wrote:
>> >On Thu, 11 Jul 2013, majianpeng wrote:
>> >> Cephfs don't change the layout which has been written.So add this check
>> >> before do.
>> >
>> >This could conceivaably change in the future, and I'm not sure there is
>> >harm is the MDS round trip to get the error code here...?
>> >
>> Sorry, i can't understand what's your said. Can you explain in detail?
>
>Sorry. I mean that someday the MDS might be able to adjust the layout of
>an existing file. That is probably not something that will happen any
>time soon, though. It is probably worth merging this (along with the
>GETLAYOUT half) for now.
>
OK, I see. Thanks your time!
Jianpeng
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