Re: [PATCH bpf-next] selftests/bpf: Omit nodad flag when adding addresses to loopback

2020-07-30 Thread Daniel Borkmann
On 7/30/20 2:53 PM, Jakub Sitnicki wrote: Setting IFA_F_NODAD flag for IPv6 addresses to add to loopback is unnecessary. Duplicate Address Detection does not happen on loopback device. Also, passing 'nodad' flag to 'ip address' breaks libbpf CI, which runs in an environment with BusyBox implemen

Re: [PATCH bpf-next] selftests/bpf: Omit nodad flag when adding addresses to loopback

2020-07-30 Thread Andrii Nakryiko
On Thu, Jul 30, 2020 at 5:53 AM Jakub Sitnicki wrote: > > Setting IFA_F_NODAD flag for IPv6 addresses to add to loopback is > unnecessary. Duplicate Address Detection does not happen on loopback > device. > > Also, passing 'nodad' flag to 'ip address' breaks libbpf CI, which runs in > an environme

[PATCH bpf-next] selftests/bpf: Omit nodad flag when adding addresses to loopback

2020-07-30 Thread Jakub Sitnicki
Setting IFA_F_NODAD flag for IPv6 addresses to add to loopback is unnecessary. Duplicate Address Detection does not happen on loopback device. Also, passing 'nodad' flag to 'ip address' breaks libbpf CI, which runs in an environment with BusyBox implementation of 'ip' command, that doesn't underst