git: 7d4dceec1030 - main - ixl(4): Fix VLAN HW filtering

Kyle Evans kevans at freebsd.org
Sat Feb 6 18:30:37 UTC 2021


On Thu, Feb 4, 2021 at 5:34 PM Eric Joyner <erj at freebsd.org> wrote:
>
> The branch main has been updated by erj:
>
> URL: https://cgit.FreeBSD.org/src/commit/?id=7d4dceec103039e2b2fa90793ceeb71a8d6684aa
>
> commit 7d4dceec103039e2b2fa90793ceeb71a8d6684aa
> Author:     Krzysztof Galazka <krzysztof.galazka at intel.com>
> AuthorDate: 2021-02-03 23:22:55 +0000
> Commit:     Eric Joyner <erj at FreeBSD.org>
> CommitDate: 2021-02-04 23:33:42 +0000
>
>     ixl(4): Fix VLAN HW filtering
>
>     X700 family of controllers has limited number of available VLAN
>     HW filters. Driver did not handle properly a case when user
>     assigned more VLANs to the interface which had all filters
>     already in use. Fix that by disabling HW filtering when
>     it is impossible to create filters for all requested VLANs.
>     Keep track of registered VLANs using bitstring to be able
>     to re-enable HW filtering when number of requested VLANs
>     drops below the limit.
>
>     Also switch all allocations to use M_IXL malloc type
>     to ease detecting memory leaks in the driver.
>

Hi,

This adds a dependency on `device ixl` for `device iavf` since M_IXL
is defined in ixl_pf_main.c, but I think that particular part should
be partially reverted anyways. There's an  M_IAVF already that's more
appropriate for i40e_osdep.c -- proposed patch here:
https://people.freebsd.org/~kevans/0001-ixl-switch-i40e_osdep.c-allocations-to-M_IAVF.patch

Thanks,

Kyle Evans


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