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lynxis lazus gerrit-no-reply at lists.osmocom.orglynxis lazus has submitted this change. ( https://gerrit.osmocom.org/c/libosmocore/+/22909 ) Change subject: gprs_ns2_fr: pass MTU changes to the NSE ...................................................................... gprs_ns2_fr: pass MTU changes to the NSE When the MTU of the frame relay device changes, update the bind and notify all NSEs. Related: OS#4889 Change-Id: I946f7655c9526ffd98dabdce219c6a419b71e00c --- M src/gb/gprs_ns2_fr.c 1 file changed, 29 insertions(+), 2 deletions(-) Approvals: laforge: Looks good to me, approved daniel: Looks good to me, but someone else must approve Jenkins Builder: Verified diff --git a/src/gb/gprs_ns2_fr.c b/src/gb/gprs_ns2_fr.c index 445f00a..6ba2268 100644 --- a/src/gb/gprs_ns2_fr.c +++ b/src/gb/gprs_ns2_fr.c @@ -596,6 +596,27 @@ bpriv->if_running = if_running; } +static void mtu_change(struct gprs_ns2_vc_bind *bind, uint32_t mtu) +{ + struct priv_bind *bpriv = bind->priv; + struct gprs_ns2_nse *nse; + + if (mtu == bind->mtu) + return; + + LOGBIND(bind, LOGL_INFO, "MTU changed from %d to %d.\n", + bind->mtu, mtu); + + /* 2 byte DLCI header */ + bind->mtu = mtu - 2; + if (!bpriv->if_running) + return; + + llist_for_each_entry(nse, &bind->nsi->nse, list) { + ns2_nse_update_mtu(nse); + } +} + /* handle a single netlink message received via libmnl */ static int linkmon_mnl_cb(const struct nlmsghdr *nlh, void *data) { @@ -623,8 +644,14 @@ if_running = !!(ifm->ifi_flags & IFF_RUNNING); bind = bind4netdev(nsi, ifname); - if (bind) - link_state_change(bind, if_running); + if (!bind) + return MNL_CB_OK; + + if (tb[IFLA_MTU]) { + mtu_change(bind, mnl_attr_get_u32(tb[IFLA_MTU])); + } + + link_state_change(bind, if_running); return MNL_CB_OK; } -- To view, visit https://gerrit.osmocom.org/c/libosmocore/+/22909 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: libosmocore Gerrit-Branch: master Gerrit-Change-Id: I946f7655c9526ffd98dabdce219c6a419b71e00c Gerrit-Change-Number: 22909 Gerrit-PatchSet: 10 Gerrit-Owner: lynxis lazus <lynxis at fe80.eu> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: daniel <dwillmann at sysmocom.de> Gerrit-Reviewer: laforge <laforge at osmocom.org> Gerrit-Reviewer: lynxis lazus <lynxis at fe80.eu> Gerrit-MessageType: merged -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20210219/b0dd176d/attachment.htm>