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| author |   Hannes Frederic Sowa <hannes@stressinduktion.org> | 2014-09-02 15:49:25 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-09-04 22:26:14 -0700 |
| commit | 2f711939d2ea9dfaecebecd1324d2ec7a7a21f65 (patch) | |
| tree | bd60e72acdcced3d345139cb31540b586eabd5a1 /Documentation/networking | |
| parent | mlx4_en: Convert the normal skb free path to dev_consume_skb_any() (diff) | |
| download | linux-dev-2f711939d2ea9dfaecebecd1324d2ec7a7a21f65.tar.xz linux-dev-2f711939d2ea9dfaecebecd1324d2ec7a7a21f65.zip | |
ipv6: add sysctl_mld_qrv to configure query robustness variable
This patch adds a new sysctl_mld_qrv knob to configure the mldv1/v2 query
robustness variable. It specifies how many retransmit of unsolicited mld
retransmit should happen. Admins might want to tune this on lossy links.
Also reset mld state on interface down/up, so we pick up new sysctl
settings during interface up event.
IPv6 certification requests this knob to be available.
I didn't make this knob netns specific, as it is mostly a setting in a
physical environment and should be per host.
Cc: Flavio Leitner <fbl@redhat.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Acked-by: Flavio Leitner <fbl@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/networking')
| -rw-r--r-- | Documentation/networking/ip-sysctl.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 3cce8ea6b139..cfc71ac0f764 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -1152,6 +1152,11 @@ anycast_src_echo_reply - BOOLEAN FALSE: disabled Default: FALSE +mld_qrv - INTEGER + Controls the MLD query robustness variable (see RFC3810 9.1). + Default: 2 (as specified by RFC3810 9.1) + Minimum: 1 (as specified by RFC6636 4.5) + IPv6 Fragmentation: ip6frag_high_thresh - INTEGER |