[systemd-devel] [PATCH 1/3] sd-rtnl: Always enable IFA_FLAGS

[Lennart Poettering]

On Tue, 07.04.15 19:24, Alexander Sverdlin (alexander.sverdlin at gmail.com) wrote:

> Hi!
> 
> On 07/04/15 19:09, Alexander Sverdlin wrote:
> >>>> IFA_FLAGS seems to appear in kernel ~3.13 and the kernel requirements
> >>>> >> > from README state 3.8/3.7 at the moment.
> >>>> >> > 
> >>>> >> > One could let the sd_rtnl_message_append_u32 for IFA_FLAGS fail in patch
> >>>> >> > 2/3, but then user space has to play tricks with IPv6 DHCPv6 routes as
> >>>> >> > before this patch and needs to re-add the code just removed because of
> >>>> >> > this nice feature. Oh well...
> >> > I'm building against 3.19 at the moment. Just had no chance to check what's
> > Oh, sorry, the headers are from 3.12, but that's still newer than 3.8 in the doc...
> > 
> >> > actually wrong, but your patch actually brakes compilation for me. Toolchain
> >> > is gcc 4.9 custombuilt from buildroot.
> 
> Got it, we just need documentation update or fallback define as Lennart proposed :)

We usually try to support the kernels from the last two years in
systemd. That means 3.8 or 3.9 or so., right now. 

Hence we really should add the fallback define to missing.h.

Lennart

-- 
Lennart Poettering, Red Hat