Repository : ssh://git@open-mesh.org/batman-adv
On branch : master
commit 2f9f52d1dfc417201028cc65f91aaddc5eaf493a Author: Sven Eckelmann sven@narfation.org Date: Tue Oct 18 15:57:39 2016 +0200
batman-adv: compat: Move netlink const compat to coccinelle
Signed-off-by: Sven Eckelmann sven@narfation.org Signed-off-by: Simon Wunderlich sw@simonwunderlich.de
2f9f52d1dfc417201028cc65f91aaddc5eaf493a compat-patches/0002-genl-const.INFO | 15 +++++++++++++++ compat-patches/0002-genl-const.cocci | 10 ++++++++++ compat-patches/replacements.sh | 6 ------ 3 files changed, 25 insertions(+), 6 deletions(-)
diff --git a/compat-patches/0002-genl-const.INFO b/compat-patches/0002-genl-const.INFO new file mode 100644 index 0000000..192c5c6 --- /dev/null +++ b/compat-patches/0002-genl-const.INFO @@ -0,0 +1,15 @@ +Newer kernels make generic netlink ops and multicast groups +const, but older can't have that. We therefore introduce +__genl_const, which can be defined depending on the kernel. + +What kernel versions require this? + +XXX: try to SmPLify + +The struct genl_ops gave the *option* to make it const via: +mcgrof@ergon ~/linux (git::master)$ git describe --contains f84f771d9 +v3.13-rc1~33^2~32^2~2 + +The struct genl_multicast_group was *forced* to be const via: +mcgrof@ergon ~/linux (git::master)$ git describe --contains 2a94fe48f +v3.13-rc1~33^2^2 diff --git a/compat-patches/0002-genl-const.cocci b/compat-patches/0002-genl-const.cocci new file mode 100644 index 0000000..36c71d6 --- /dev/null +++ b/compat-patches/0002-genl-const.cocci @@ -0,0 +1,10 @@ +@@ +attribute __genl_const; +@@ +( +-const struct genl_multicast_group ++__genl_const struct genl_multicast_group +| +-const struct genl_ops ++__genl_const struct genl_ops +) diff --git a/compat-patches/replacements.sh b/compat-patches/replacements.sh index 7dcb953..c7875c0 100755 --- a/compat-patches/replacements.sh +++ b/compat-patches/replacements.sh @@ -1,9 +1,3 @@ #! /bin/sh
set -e - -# for kernel < 3.13 to make netlink compat code work -sed -i \ - -e 's/^static const struct genl_multicast_group batadv_netlink_mcgrps/static __genl_const struct genl_multicast_group batadv_netlink_mcgrps/' \ - -e 's/^static const struct genl_ops batadv_netlink_ops/static __genl_const struct genl_ops batadv_netlink_ops/' \ - build/net/batman-adv/netlink.c