open() and ESTALE error

[Don Lewis]

On 20 Jun, Andrey Alekseyev wrote:
>> Eh, but the generation number for file1 should have been changed! This will
> 
> I'm sorry, the generation number is not changed in your scenario. Thus,
> I believe if the sequence of actions on the server is 
> 
> mv file1 tmpfile
> mv file2 file1
> mv tmpfile file1
> 
> like you described, it's safe to continue to use a cached file handle
> for file1 on the server since it still references the original file.
> And file2 just disappears from the server.

Well just its contents ... but this still violates POLA.