diff options
| author | Simon Wunderlich <sw@simonwunderlich.de> | 2022-04-18 13:59:37 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-04-18 13:59:37 +0200 |
| commit | b987eb3a9093f7fcf68d250d0c58f64ca13f0bc0 (patch) | |
| tree | 2001816e91981f80d42c4e1605afbde02b53c7d5 | |
| parent | a0d61bddb3ce4ca54bd76af86c28f58feb6cc044 (diff) | |
| parent | b8461cc2999ad92bf16c71485cd6c13ad0497711 (diff) | |
Merge pull request #853 from ecsv/batadv-for-21.02
openwrt-21.02: batman-adv: compat: Add atomic mc_forwarding support for stable kernels
| -rw-r--r-- | batman-adv/patches/0009-batman-adv-make-mc_forwarding-atomic.patch | 27 | ||||
| -rw-r--r-- | batman-adv/patches/0010-batman-adv-compat-Add-atomic-mc_fowarding-support-fo.patch | 23 |
2 files changed, 50 insertions, 0 deletions
diff --git a/batman-adv/patches/0009-batman-adv-make-mc_forwarding-atomic.patch b/batman-adv/patches/0009-batman-adv-make-mc_forwarding-atomic.patch new file mode 100644 index 0000000..a4db9dd --- /dev/null +++ b/batman-adv/patches/0009-batman-adv-make-mc_forwarding-atomic.patch @@ -0,0 +1,27 @@ +From: Eric Dumazet <edumazet@google.com> +Date: Wed, 2 Mar 2022 20:05:13 +0100 +Subject: batman-adv: make mc_forwarding atomic + +This fixes minor data-races in ip6_mc_input() and +batadv_mcast_mla_rtr_flags_softif_get_ipv6() + +Signed-off-by: Eric Dumazet <edumazet@google.com> +Signed-off-by: David S. Miller <davem@davemloft.net> +[sven@narfation.org: Add ugly hack to get it building with old kernels] +Signed-off-by: Sven Eckelmann <sven@narfation.org> +Origin: upstream, https://git.open-mesh.org/batman-adv.git/commit/56db7c0540e733a1f063ccd6bab1b537a80857eb + +--- a/net/batman-adv/multicast.c ++++ b/net/batman-adv/multicast.c +@@ -135,7 +135,11 @@ static u8 batadv_mcast_mla_rtr_flags_sof + { + struct inet6_dev *in6_dev = __in6_dev_get(dev); + ++#if LINUX_VERSION_IS_GEQ(5, 18, 0) // UGLY_HACK_NEW ++ if (in6_dev && atomic_read(&in6_dev->cnf.mc_forwarding)) ++#else // UGLY_HACK_OLD + if (in6_dev && in6_dev->cnf.mc_forwarding) ++#endif // UGLY_HACK_STOP + return BATADV_NO_FLAGS; + else + return BATADV_MCAST_WANT_NO_RTR6; diff --git a/batman-adv/patches/0010-batman-adv-compat-Add-atomic-mc_fowarding-support-fo.patch b/batman-adv/patches/0010-batman-adv-compat-Add-atomic-mc_fowarding-support-fo.patch new file mode 100644 index 0000000..2ddb9ed --- /dev/null +++ b/batman-adv/patches/0010-batman-adv-compat-Add-atomic-mc_fowarding-support-fo.patch @@ -0,0 +1,23 @@ +From: Sven Eckelmann <sven@narfation.org> +Date: Fri, 15 Apr 2022 15:12:45 +0200 +Subject: batman-adv: compat: Add atomic mc_fowarding support for stable kernels + +Fixes: 56db7c0540e7 ("batman-adv: make mc_forwarding atomic") +Signed-off-by: Sven Eckelmann <sven@narfation.org> +Origin: upstream, https://git.open-mesh.org/batman-adv.git/commit/350adcaec82fbaa358a2406343b6130ac8dad126 + +--- a/net/batman-adv/multicast.c ++++ b/net/batman-adv/multicast.c +@@ -135,7 +135,11 @@ static u8 batadv_mcast_mla_rtr_flags_sof + { + struct inet6_dev *in6_dev = __in6_dev_get(dev); + +-#if LINUX_VERSION_IS_GEQ(5, 18, 0) // UGLY_HACK_NEW ++#if (LINUX_VERSION_IS_GEQ(5, 4, 189) && LINUX_VERSION_IS_LESS(5, 5, 0)) || /* UGLY_HACK */ \ ++ (LINUX_VERSION_IS_GEQ(5, 10, 111) && LINUX_VERSION_IS_LESS(5, 11, 0)) || /* UGLY_HACK */ \ ++ (LINUX_VERSION_IS_GEQ(5, 15, 34) && LINUX_VERSION_IS_LESS(5, 16, 0)) || /* UGLY_HACK */ \ ++ (LINUX_VERSION_IS_GEQ(5, 16, 20) && LINUX_VERSION_IS_LESS(5, 17, 0)) || /* UGLY_HACK */ \ ++ LINUX_VERSION_IS_GEQ(5, 17, 3) // UGLY_HACK_NEW + if (in6_dev && atomic_read(&in6_dev->cnf.mc_forwarding)) + #else // UGLY_HACK_OLD + if (in6_dev && in6_dev->cnf.mc_forwarding) |