tcp: Namespace-ify sysctl_tcp_rmem and sysctl_tcp_wmem

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Note that when a new netns is created, it inherits its
sysctl_tcp_rmem and sysctl_tcp_wmem from initial netns.

This change is needed so that we can refine TCP rcvbuf autotuning,
to take RTT into consideration.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Wei Wang <weiwan@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Eric Dumazet 2017-11-07 00:29:28 -08:00 • committed by David S. Miller

parent a3dcaf17ee

commit 356d1833b6

8 changed files with 47 additions and 43 deletions

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2

include/net/netns/ipv4.h

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2

include/net/tcp.h

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