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icmp: fix units for ratelimit
Convert the sysctl values for icmp ratelimit to use milliseconds instead of jiffies which is based on kernel configured HZ. Internal kernel jiffies are not a proper unit for any userspace API. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -548,8 +548,9 @@ icmp_echo_ignore_broadcasts - BOOLEAN
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icmp_ratelimit - INTEGER
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Limit the maximal rates for sending ICMP packets whose type matches
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icmp_ratemask (see below) to specific targets.
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0 to disable any limiting, otherwise the maximal rate in jiffies(1)
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Default: 100
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0 to disable any limiting,
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otherwise the minimal space between responses in milliseconds.
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Default: 1000
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icmp_ratemask - INTEGER
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Mask made of ICMP types for which rates are being limited.
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@ -1027,8 +1028,9 @@ max_addresses - INTEGER
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icmp/*:
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ratelimit - INTEGER
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Limit the maximal rates for sending ICMPv6 packets.
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0 to disable any limiting, otherwise the maximal rate in jiffies(1)
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Default: 100
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0 to disable any limiting,
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otherwise the minimal space between responses in milliseconds.
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Default: 1000
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IPv6 Update by:
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@ -793,7 +793,8 @@ static struct ctl_table ipv4_net_table[] = {
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.data = &init_net.ipv4.sysctl_icmp_ratelimit,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec
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.proc_handler = &proc_dointvec_ms_jiffies,
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.strategy = &sysctl_ms_jiffies
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},
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{
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.ctl_name = NET_IPV4_ICMP_RATEMASK,
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@ -954,7 +954,8 @@ ctl_table ipv6_icmp_table_template[] = {
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.data = &init_net.ipv6.sysctl.icmpv6_time,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec
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.proc_handler = &proc_dointvec_ms_jiffies,
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.strategy = &sysctl_ms_jiffies
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},
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{ .ctl_name = 0 },
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};
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