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From: Nicolas Dichtel <nicolas.dichtel@6wind.com>
To: Menglong Dong <menglong8.dong@gmail.com>,
	Florian Westphal <fw@strlen.de>
Cc: Jakub Kicinski <kuba@kernel.org>,
	christian.brauner@ubuntu.com, David Miller <davem@davemloft.net>,
	Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>,
	Menglong Dong <dong.menglong@zte.com.cn>,
	daniel@iogearbox.net, gnault@redhat.com, ast@kernel.org,
	ap420073@gmail.com, Eric Dumazet <edumazet@google.com>,
	Paolo Abeni <pabeni@redhat.com>,
	jakub@cloudflare.com, bjorn.topel@intel.com,
	Kees Cook <keescook@chromium.org>,
	viro@zeniv.linux.org.uk, rdna@fb.com,
	Mahesh Bandewar <maheshb@google.com>,
	netdev <netdev@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next 3/3] net: core: Namespace-ify sysctl_rmem_max and sysctl_wmem_max
Date: Wed, 20 Jan 2021 14:57:06 +0100	[thread overview]
Message-ID: <2e1eaded-f9e0-0da8-4dd9-0d459470cc95@6wind.com> (raw)
In-Reply-To: <CADxym3aV9hy3UdnVWnLeLF6BnwqqrJ1MdMKNQiSa4sCWQ2+4ng@mail.gmail.com>

Le 20/01/2021 à 14:28, Menglong Dong a écrit :
[snip]
>>> For that reason, make sysctl_wmem_max and sysctl_rmem_max
>>> per-namespace.
>>
>> I think having those values be restricted by init netns is a desirable
>> property.
> 
> I just thought that having these values per-namespace can be more flexible,
> and users can have more choices. Is there any bad influence that I didn't
> realize?
You can have a look here:
https://lore.kernel.org/netdev/1501495652.1876.17.camel@edumazet-glaptop3.roam.corp.google.com/
https://patchwork.ozlabs.org/project/netdev/patch/20170726170333.24580-1-mcroce@redhat.com/


Regards,
Nicolas

      reply	other threads:[~2021-01-20 20:24 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-18 14:39 [PATCH net-next 0/3] Namespace-ify some sysctl in net/core menglong8.dong
2021-01-18 14:39 ` [PATCH net-next 1/3] net: core: init every ctl_table in netns_core_table menglong8.dong
2021-01-18 14:39 ` [PATCH net-next 2/3] net: core: Namespace-ify sysctl_wmem_default and sysctl_rmem_default menglong8.dong
2021-01-18 14:39 ` [PATCH net-next 3/3] net: core: Namespace-ify sysctl_rmem_max and sysctl_wmem_max menglong8.dong
2021-01-20 10:46   ` Florian Westphal
2021-01-20 13:28     ` Menglong Dong
2021-01-20 13:57       ` Nicolas Dichtel [this message]

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