Saeed Mahameed b2107cdc43 net/mlx5e: Switchdev representors are not vlan challenged
Before this patch, mlx5 representors advertised the
NETIF_F_VLAN_CHALLENGED bit, this could lead to missing features when
using reps with vxlan/bridge and maybe other virtual interfaces,
when such interfaces inherit this bit and block vlan usage in their
topology.

Example:
$ip link add dev bridge type bridge
 # add representor interface to the bridge
$ip link set dev pf0hpf master
$ip link add link bridge name vlan10 type vlan id 10 protocol 802.1q
Error: 8021q: VLANs not supported on device.

Reps are perfectly capable of handling vlan traffic, although they don't
implement vlan_{add,kill}_vid ndos, hence, remove
NETIF_F_VLAN_CHALLENGED advertisement.

Fixes: cb67b83292 ("net/mlx5e: Introduce SRIOV VF representors")
Reported-by: Roopa Prabhu <roopa@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
2021-10-12 13:51:56 -07:00
2021-10-08 16:22:39 +01:00
2021-09-23 11:01:12 -04:00
…
2021-10-03 14:08:47 -07:00
…

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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