Re: [PATCH net-next v4 08/15] quic: add path management

Paolo Abeni <[email protected]> Tue, 4 Nov 2025 12:50:00 +0100
Newsgroups dev.linux.lists.quic,dev.linux.lists.kernel-tls-handshake,org.kernel.vger.linux-cifs,org.kernel.vger.netdev
Message-ID <[email protected]>
On 10/29/25 3:35 PM, Xin Long wrote:
> This patch introduces 'quic_path_group' for managing paths, represented
> by 'struct quic_path'. A connection may use two paths simultaneously
> for connection migration.
> 
> Each path is associated with a UDP tunnel socket (sk), and a single
> UDP tunnel socket can be related to multiple paths from different sockets.
> These UDP tunnel sockets are wrapped in 'quic_udp_sock' structures and
> stored in a hash table.
> 
> It includes mechanisms to bind and unbind paths, detect alternative paths
> for migration, and swap paths to support seamless transition between
> networks.
> 
> - quic_path_bind(): Bind a path to a port and associate it with a UDP sk.
> 
> - quic_path_free(): Unbind a path from a port and disassociate it from a
>   UDP sk.

I find the above name slightly misleading, as I expect such function to
free the path argument. Possibly quic_path_unbind?

/{