[ovs-dev] [PATCH] datapath: Linux 4.9 compat.

Pravin Shelar pshelar at ovn.org
Fri Dec 9 22:36:23 UTC 2016


On Wed, Dec 7, 2016 at 4:31 PM, Jarno Rajahalme <jarno at ovn.org> wrote:
> This patch allows openvswitch kernel module in the OVS tree to be
> compiled against the current net-next Linux kernel.  The changes are
> due to these upstream commits:
>
> 56989f6d856 ("genetlink: mark families as __ro_after_init")
> 489111e5c25 ("genetlink: statically initialize families")
> a07ea4d9941 ("genetlink: no longer support using static family IDs")
>
> struct genl_family initialization is changed be completely static and
> to include the new (in Linux 4.6) __ro_after_init attribute.  Compat
> code defines it as an empty macro if not defined already.
>
> GENL_ID_GENERATE is no longer defined, but since it was defined as 0,
> it is safe to drop it from all initializers also on older Linux
> versions.
>

Patch looks good to me too.
Can you add assert for GENL_ID_GENERATE value, to catch case where it
is not the case.

Thanks.


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