[Samba] oplocks, kernel oplocks, kernel share modes, .. - how it all works?

[Michael Tokarev]

24.01.2023 20:09, Jeremy Allison via samba wrote:
> On Tue, Jan 24, 2023 at 12:38:29PM +0300, Michael Tokarev via samba wrote:
>>
>> Here we've two files open, with kernel oplocks = yes (hence it is LEASE(), -
>> before I enabled kernel oplocks, it was LEASE(RH) or LEASE(RWH)).
> 
> Kernel oplocks do not support SMB2+ LEASES. So you're
> just seeing old SMB1-style oplocks.

Yes, this is exactly what I wrote.

This is not the question though, the question is why kernel oplocks don't
work when they should, or if it is not the case, how it should be?

Thanks!

/mjt