diff options
| -rw-r--r-- | include/linux/inetdevice.h | 2 | ||||
| -rw-r--r-- | net/ipv4/devinet.c | 8 | ||||
| -rw-r--r-- | net/ipv4/igmp.c | 19 |
3 files changed, 27 insertions, 2 deletions
diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index 0a4a6cb..c796ce2 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -28,6 +28,8 @@ enum IPV4_DEVCONF_ARPFILTER, IPV4_DEVCONF_MEDIUM_ID, IPV4_DEVCONF_FORCE_IGMP_VERSION, + IPV4_DEVCONF_IGMPV2_UNSOLICITED_REPORT_INTERVAL, + IPV4_DEVCONF_IGMPV3_UNSOLICITED_REPORT_INTERVAL, IPV4_DEVCONF_NOXFRM, IPV4_DEVCONF_NOPOLICY, IPV4_DEVCONF_ARP_ANNOUNCE, diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 87d47ce..a1b5bcb 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -73,6 +73,8 @@ static struct ipv4_devconf ipv4_devconf = { [IPV4_DEVCONF_SEND_REDIRECTS - 1] = 1, [IPV4_DEVCONF_SECURE_REDIRECTS - 1] = 1, [IPV4_DEVCONF_SHARED_MEDIA - 1] = 1, + [IPV4_DEVCONF_IGMPV2_UNSOLICITED_REPORT_INTERVAL - 1] = 10000 /*ms*/, + [IPV4_DEVCONF_IGMPV3_UNSOLICITED_REPORT_INTERVAL - 1] = 1000 /*ms*/, }, }; @@ -83,6 +85,8 @@ static struct ipv4_devconf ipv4_devconf_dflt = { [IPV4_DEVCONF_SECURE_REDIRECTS - 1] = 1, [IPV4_DEVCONF_SHARED_MEDIA - 1] = 1, [IPV4_DEVCONF_ACCEPT_SOURCE_ROUTE - 1] = 1, + [IPV4_DEVCONF_IGMPV2_UNSOLICITED_REPORT_INTERVAL - 1] = 10000 /*ms*/, + [IPV4_DEVCONF_IGMPV3_UNSOLICITED_REPORT_INTERVAL - 1] = 1000 /*ms*/, }, }; @@ -2096,6 +2100,10 @@ static struct devinet_sysctl_table { DEVINET_SYSCTL_RW_ENTRY(PROXY_ARP_PVLAN, "proxy_arp_pvlan"), DEVINET_SYSCTL_RW_ENTRY(FORCE_IGMP_VERSION, "force_igmp_version"), + DEVINET_SYSCTL_RW_ENTRY(IGMPV2_UNSOLICITED_REPORT_INTERVAL, + "igmpv2_unsolicited_report_interval"), + DEVINET_SYSCTL_RW_ENTRY(IGMPV3_UNSOLICITED_REPORT_INTERVAL, + "igmpv3_unsolicited_report_interval"), DEVINET_SYSCTL_FLUSHING_ENTRY(NOXFRM, "disable_xfrm"), DEVINET_SYSCTL_FLUSHING_ENTRY(NOPOLICY, "disable_policy"), diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c index ceb19ab..d6c0e64 100644 --- a/net/ipv4/igmp.c +++ b/net/ipv4/igmp.c @@ -142,10 +142,25 @@ static int unsolicited_report_interval(struct in_device *in_dev) { + int interval_ms, interval_jiffies; + if (IGMP_V1_SEEN(in_dev) || IGMP_V2_SEEN(in_dev)) - return IGMP_V2_Unsolicited_Report_Interval; + interval_ms = IN_DEV_CONF_GET( + in_dev, + IGMPV2_UNSOLICITED_REPORT_INTERVAL); else /* v3 */ - return IGMP_V3_Unsolicited_Report_Interval; + interval_ms = IN_DEV_CONF_GET( + in_dev, + IGMPV3_UNSOLICITED_REPORT_INTERVAL); + + interval_jiffies = msecs_to_jiffies(interval_ms); + + /* _timer functions can't handle a delay of 0 jiffies so ensure + * we always return a positive value. + */ + if (interval_jiffies <= 0) + interval_jiffies = 1; + return interval_jiffies; } static void igmpv3_add_delrec(struct in_device *in_dev, struct ip_mc_list *im); |
