netdev - netns_id in bpf_sk_lookup

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Message-ID: <15bf5496-523f-564f-443e-f3262bb9e668@gmail.com>
Date:   Sun, 18 Nov 2018 20:26:56 -0700
From:   David Ahern <dsahern@...il.com>
To:     joe@...d.net.nz
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: netns_id in bpf_sk_lookup_{tcp,udp}

Hi Joe:

The netns_id to the bpf_sk_lookup_{tcp,udp} functions in
net/core/filter.c is a u64, yet the APIs in include/uapi/linux/bpf.h
shows a u32. Is that intentional or an oversight through the iterations?

David