netdev - Re: [PATCH net-next v2] net: qmi_wwan: Add pass through mode

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <87pn1tjuqy.fsf@miraculix.mork.no>
Date:   Mon, 25 Jan 2021 09:17:25 +0100
From:   Bjørn Mork <bjorn@...k.no>
To:     Subash Abhinov Kasiviswanathan <subashab@...eaurora.org>
Cc:     davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org,
        stranche@...eaurora.org, aleksander@...ksander.es,
        dnlplm@...il.com, stephan@...hold.net, ejcaruso@...gle.com,
        andrewlassalle@...gle.com
Subject: Re: [PATCH net-next v2] net: qmi_wwan: Add pass through mode

Subash Abhinov Kasiviswanathan <subashab@...eaurora.org> writes:

> Pass through mode is to allow packets in MAP format to be passed
> on to the stack. rmnet driver can be used to process and demultiplex
> these packets.
>
> Pass through mode can be enabled when the device is in raw ip mode only.
> Conversely, raw ip mode cannot be disabled when pass through mode is
> enabled.
>
> Userspace can use pass through mode in conjunction with rmnet driver
> through the following steps-
>
> 1. Enable raw ip mode on qmi_wwan device
> 2. Enable pass through mode on qmi_wwan device
> 3. Create a rmnet device with qmi_wwan device as real device using netlink
>
> Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@...eaurora.org>

Thanks!  Looks good, and takes us at least one small step closer to a
shared wwan userspace ABI

Acked-by: Bjørn Mork <bjorn@...k.no>