From: Shen Feng <shen@cn•fujitsu.com>
To: Ben Hutchings <bhutchings@solarflare•com>
Cc: davem@davemloft•net, Andrew Morton <akpm@linux-foundation•org>,
netdev@vger•kernel.org, linux-kernel@vger•kernel.org
Subject: Re: [PATCH] IPv4/IPv6: update sysctl files
Date: Wed, 08 Apr 2009 11:28:21 +0800 [thread overview]
Message-ID: <49DC19D5.7090101@cn.fujitsu.com> (raw)
In-Reply-To: <1239158863.11534.52.camel@deadeye.i.decadent.org.uk>
on 04/08/2009 10:47 AM, Ben Hutchings wrote:
> On Wed, 2009-04-08 at 02:39 +0000, Shen Feng wrote:
>> Now the following sysctl files in /proc/sys/net/ipv4 are used by
>> both IPv4 and IPv6.
>> tcp_mem tcp_rmem tcp_wmem
>> udp_mem udp_rmem_min udp_wmem_min
>> Putting them in /proc/sys/net/ipv4 is not a good choice.
> [...]
>
> But this is part of the ABI to userland. You cannot remove sysctl files
> without long advance notice documented in feature-removal-schedule.txt
> (if at all).
>
> If it is possible to add the paths
> /proc/sys/net/{tcp,udp} while retaining aliases under /proc/sys/net/ipv4
> then that might be a workable solution.
Thanks. That's a good solution.
But I'm still confused.
Why not create another tcp_mem in /proc/sys/net/ipv6?
Shen
>
> Ben.
>
next prev parent reply other threads:[~2009-04-08 3:29 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-08 2:17 [PATCH] IPv4/IPv6: update sysctl files Shen Feng
2009-04-08 2:41 ` Eric W. Biederman
2009-04-08 2:47 ` Ben Hutchings
2009-04-08 3:28 ` Shen Feng [this message]
2009-04-08 7:18 ` David Miller
2009-04-08 8:50 ` Shen Feng
2009-04-08 9:09 ` David Miller
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