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author | Hannes Frederic Sowa <hannes@stressinduktion.org> | 2014-09-02 15:49:25 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2014-09-04 22:26:14 -0700 |
commit | 2f711939d2ea9dfaecebecd1324d2ec7a7a21f65 (patch) | |
tree | bd60e72acdcced3d345139cb31540b586eabd5a1 /include/net/ipv6.h | |
parent | b89df95d52d5fd0de5a2ca3f8b49aaaee4675151 (diff) | |
download | linux-2f711939d2ea9dfaecebecd1324d2ec7a7a21f65.tar.gz linux-2f711939d2ea9dfaecebecd1324d2ec7a7a21f65.tar.bz2 linux-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 'include/net/ipv6.h')
-rw-r--r-- | include/net/ipv6.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/ipv6.h b/include/net/ipv6.h index a2db816e8461..7e247e9b8765 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -121,6 +121,7 @@ struct frag_hdr { /* sysctls */ extern int sysctl_mld_max_msf; +extern int sysctl_mld_qrv; #define _DEVINC(net, statname, modifier, idev, field) \ ({ \ |