Re: linux-next: build failure after merge of the net-next tree

Stephen Rothwell
2018-06-01T03:59:49Z

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Hi all,

On Thu, 31 May 2018 07:38:55 +1000 Stephen Rothwell <sfr@canb.auug.org.au> wrote:
>
> On Tue, 29 May 2018 13:25:48 +1000 Stephen Rothwell <sfr@canb.auug.org.au> wrote:
> >
> > After merging the net-next tree, today's linux-next build (x86_64
> > allmodconfig) failed like this:
> >
> > x86_64-linux-ld: unknown architecture of input file `net/bpfilter/bpfilter_umh.o' is incompatible with i386:x86-64 output
> >
> > Caused by commit
> >
> > d2ba09c17a06 ("net: add skeleton of bpfilter kernel module")
> >
> > In my builds, the host is PowerPC 64 LE ...
> >
> > I have reverted that commit along with
> >
> > 61a552eb487f ("bpfilter: fix build dependency")
> > 13405468f49d ("bpfilter: don't pass O_CREAT when opening console for debug")
> >
> > for today.
>
> I am still getting this failure (well, at least yesterday I did).

Still happened today. My guess is that bpfilter_umh needs to be built
with the kernel compiler (not the host compiler - since ir is meant to
run on the some machine as the kernel, right?) but will require the
kernel architecture libc etc

I replaced the reverts above with the following:

From: Stephen Rothwell <sfr@canb.auug.org.au>
Date: Fri, 1 Jun 2018 13:33:28 +1000
Subject: [PATCH] net: bpfilter: mark as BROKEN for now

This does not build in a cross compile environment

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
---
net/bpfilter/Kconfig | 1 +
1 file changed, 1 insertion(+)

diff --git a/net/bpfilter/Kconfig b/net/bpfilter/Kconfig
index a948b072c28f..ea4be72fdf6e 100644
--- a/net/bpfilter/Kconfig
+++ b/net/bpfilter/Kconfig
@@ -2,6 +2,7 @@ menuconfig BPFILTER
bool "BPF based packet filtering framework (BPFILTER)"
default n
depends on NET && BPF && INET
+ depends on BROKEN
help
This builds experimental bpfilter framework that is aiming to
provide netfilter compatible functionality via BPF
--
2.17.0

--
Cheers,
Stephen Rothwell

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