netdev - Re: [PATCH] net: ipv6: don't generate link-local address in any addr_gen

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Message-ID: <3c0e5c52-4204-ae1e-526a-5f3a5c9738c2@gmail.com>
Date:   Wed, 30 Jun 2021 21:03:35 -0600
From:   David Ahern <dsahern@...il.com>
To:     Rocco Yue <rocco.yue@...iatek.com>,
        "David S . Miller" <davem@...emloft.net>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        David Ahern <dsahern@...nel.org>,
        Jakub Kicinski <kuba@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, wsd_upstream@...iatek.com,
        Rocco.Yue@...il.com, chao.song@...iatek.com,
        kuohong.wang@...iatek.com, zhuoliang.zhang@...iatek.com
Subject: Re: [PATCH] net: ipv6: don't generate link-local address in any
 addr_gen_mode

On 6/30/21 7:59 PM, Rocco Yue wrote:
> This patch provides an ipv6 proc file named
> "disable_gen_linklocal_addr", its absolute path is as follows:
> "/proc/sys/net/ipv6/conf/<iface>/disable_gen_linklocal_addr".
> 
> When the "disable_gen_linklocal_addr" value of a device is 1,
> it means that this device does not need the Linux kernel to
> automatically generate the ipv6 link-local address no matter
> which IN6_ADDR_GEN_MODE is used.
> 

doesn't this duplicate addr_gen_mode == 1 == IN6_ADDR_GEN_MODE_NONE?