Messages in this thread |  | | Subject | Re: build failure (BTFIDS) with CONFIG_NET && !CONFIG_INET | From | Yonghong Song <> | Date | Tue, 29 Sep 2020 21:57:58 -0700 |
| |
On 9/29/20 3:17 AM, Michal Kubecek wrote: > Hello, > > our builds of s390x for zfcpdump fail since 5.9-rc1 with > > BTFIDS vmlinux > FAILED unresolved symbol tcp_timewait_sock > make[1]: *** [/home/abuild/rpmbuild/BUILD/kernel-zfcpdump-5.9.rc7/linux-5.9-rc7/Makefile:1176: vmlinux] Error 255 > > I believe this is caused by commit fce557bcef11 ("bpf: Make btf_sock_ids > global") and the problem is caused by a specific configuration which has > CONFIG_NET enabled but CONFIG_INET disabled. IIUC there will be no user > of struct tcp_timewait_sock but btf_ids will try to generate BTF info > for it.
Thanks for reporting! Will send a patch to fix the issue soon.
> > Michal >
|  |