Messages in this thread | | | Date | Wed, 10 Jan 2024 21:41:00 +0100 | From | "Arnd Bergmann" <> | Subject | Re: Build error kernel/cgroup/rstat.c on v6.7-1959-gaffc5af36bbb |
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On Wed, Jan 10, 2024, at 20:50, Thomas Voegtle wrote: > Hello, > > building v6.7-1959-gaffc5af36bbb I get this: > > ... > CALL scripts/checksyscalls.sh > DESCEND objtool > INSTALL libsubcmd_headers > CC kernel/cgroup/rstat.o > kernel/cgroup/rstat.c:218:22: error: no previous prototype for > ‘bpf_rstat_flush’ [-Werror=missing-prototypes] > __weak noinline void bpf_rstat_flush(struct cgroup *cgrp, > ^~~~~~~~~~~~~~~ > > > git bisects points to: > > commit 0fcb70851fbfea1776ae62f67c503fef8f0292b9 (refs/bisect/bad) > Author: Arnd Bergmann <arnd@arndb.de> > Date: Thu Nov 23 12:05:06 2023 +0100 > > Makefile.extrawarn: turn on missing-prototypes globally > > > My config is attached. > openSUSE Leap 15.5 x86_64 with gcc 7.5.0 > > > Is this already known?
There is a workaround in linux-next, see commit 15fb6f2b6c4c ("bpf: Add __bpf_hook_{start,end} macros")
I assume this will be merged soon.
Arnd
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