[Samba] Increase data length for SMB2 write and read requests for Windows 10 clients

[Jeremy Allison]

On Wed, Aug 16, 2023 at 04:02:47PM +0100, Ivan Clayson via samba wrote:
>
>We are running the same version of Samba (4.16.4) when testing with 
>the clients with a 4.18 kernel (for our gateway) but we've been unable 
>to find a way to have Windows to send larger SMB packets. Has anyone 
>else looked into this and have they found any success? Is there an 
>option in the smb.conf that we are missing?

FYI, to my knowledge there's nothing in any server setting
that will cause Windows clients to change r/w sizes.