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authorFelix Fietkau <nbd@nbd.name>2016-05-14 17:38:56 +0200
committerFelix Fietkau <nbd@nbd.name>2016-05-15 20:55:39 +0200
commitdf93d53a4b7a5ce284dc0c6509057979f233cb92 (patch)
treed99034d6d05295b9e27648dcbcf743b51c8a0c5b /package/kernel/mac80211/patches/329-mac80211-Unify-mesh-and-mpp-path-removal-function.patch
parentace946152dd0806b25bcb3812b33ab5df95966b7 (diff)
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mac80211: update to wireless-testing 2016-05-12
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'package/kernel/mac80211/patches/329-mac80211-Unify-mesh-and-mpp-path-removal-function.patch')
-rw-r--r--package/kernel/mac80211/patches/329-mac80211-Unify-mesh-and-mpp-path-removal-function.patch143
1 files changed, 0 insertions, 143 deletions
diff --git a/package/kernel/mac80211/patches/329-mac80211-Unify-mesh-and-mpp-path-removal-function.patch b/package/kernel/mac80211/patches/329-mac80211-Unify-mesh-and-mpp-path-removal-function.patch
deleted file mode 100644
index 0c36b1d568..0000000000
--- a/package/kernel/mac80211/patches/329-mac80211-Unify-mesh-and-mpp-path-removal-function.patch
+++ /dev/null
@@ -1,143 +0,0 @@
-From: Henning Rogge <hrogge@gmail.com>
-Date: Wed, 3 Feb 2016 13:58:38 +0100
-Subject: [PATCH] mac80211: Unify mesh and mpp path removal function
-
-mpp_path_del() and mesh_path_del() are mostly the same function.
-Move common code into a new static function.
-
-Acked-by: Bob Copeland <me@bobcopeland.com>
-Signed-off-by: Henning Rogge <henning.rogge@fkie.fraunhofer.de>
-Signed-off-by: Johannes Berg <johannes.berg@intel.com>
----
-
---- a/net/mac80211/mesh_pathtbl.c
-+++ b/net/mac80211/mesh_pathtbl.c
-@@ -55,16 +55,21 @@ int mpp_paths_generation;
- static DEFINE_RWLOCK(pathtbl_resize_lock);
-
-
-+static inline struct mesh_table *resize_dereference_paths(
-+ struct mesh_table __rcu *table)
-+{
-+ return rcu_dereference_protected(table,
-+ lockdep_is_held(&pathtbl_resize_lock));
-+}
-+
- static inline struct mesh_table *resize_dereference_mesh_paths(void)
- {
-- return rcu_dereference_protected(mesh_paths,
-- lockdep_is_held(&pathtbl_resize_lock));
-+ return resize_dereference_paths(mesh_paths);
- }
-
- static inline struct mesh_table *resize_dereference_mpp_paths(void)
- {
-- return rcu_dereference_protected(mpp_paths,
-- lockdep_is_held(&pathtbl_resize_lock));
-+ return resize_dereference_paths(mpp_paths);
- }
-
- /*
-@@ -899,14 +904,17 @@ void mesh_path_flush_by_iface(struct iee
- }
-
- /**
-- * mesh_path_del - delete a mesh path from the table
-+ * table_path_del - delete a path from the mesh or mpp table
- *
-- * @addr: dst address (ETH_ALEN length)
-+ * @tbl: mesh or mpp path table
- * @sdata: local subif
-+ * @addr: dst address (ETH_ALEN length)
- *
- * Returns: 0 if successful
- */
--int mesh_path_del(struct ieee80211_sub_if_data *sdata, const u8 *addr)
-+static int table_path_del(struct mesh_table __rcu *rcu_tbl,
-+ struct ieee80211_sub_if_data *sdata,
-+ const u8 *addr)
- {
- struct mesh_table *tbl;
- struct mesh_path *mpath;
-@@ -915,11 +923,7 @@ int mesh_path_del(struct ieee80211_sub_i
- int hash_idx;
- int err = 0;
-
-- /* flush relevant mpp entries first */
-- mpp_flush_by_proxy(sdata, addr);
--
-- read_lock_bh(&pathtbl_resize_lock);
-- tbl = resize_dereference_mesh_paths();
-+ tbl = resize_dereference_paths(rcu_tbl);
- hash_idx = mesh_table_hash(addr, sdata, tbl);
- bucket = &tbl->hash_buckets[hash_idx];
-
-@@ -935,9 +939,30 @@ int mesh_path_del(struct ieee80211_sub_i
-
- err = -ENXIO;
- enddel:
-- mesh_paths_generation++;
- spin_unlock(&tbl->hashwlock[hash_idx]);
-+ return err;
-+}
-+
-+/**
-+ * mesh_path_del - delete a mesh path from the table
-+ *
-+ * @addr: dst address (ETH_ALEN length)
-+ * @sdata: local subif
-+ *
-+ * Returns: 0 if successful
-+ */
-+int mesh_path_del(struct ieee80211_sub_if_data *sdata, const u8 *addr)
-+{
-+ int err = 0;
-+
-+ /* flush relevant mpp entries first */
-+ mpp_flush_by_proxy(sdata, addr);
-+
-+ read_lock_bh(&pathtbl_resize_lock);
-+ err = table_path_del(mesh_paths, sdata, addr);
-+ mesh_paths_generation++;
- read_unlock_bh(&pathtbl_resize_lock);
-+
- return err;
- }
-
-@@ -951,33 +976,13 @@ enddel:
- */
- static int mpp_path_del(struct ieee80211_sub_if_data *sdata, const u8 *addr)
- {
-- struct mesh_table *tbl;
-- struct mesh_path *mpath;
-- struct mpath_node *node;
-- struct hlist_head *bucket;
-- int hash_idx;
- int err = 0;
-
- read_lock_bh(&pathtbl_resize_lock);
-- tbl = resize_dereference_mpp_paths();
-- hash_idx = mesh_table_hash(addr, sdata, tbl);
-- bucket = &tbl->hash_buckets[hash_idx];
--
-- spin_lock(&tbl->hashwlock[hash_idx]);
-- hlist_for_each_entry(node, bucket, list) {
-- mpath = node->mpath;
-- if (mpath->sdata == sdata &&
-- ether_addr_equal(addr, mpath->dst)) {
-- __mesh_path_del(tbl, node);
-- goto enddel;
-- }
-- }
--
-- err = -ENXIO;
--enddel:
-- mesh_paths_generation++;
-- spin_unlock(&tbl->hashwlock[hash_idx]);
-+ err = table_path_del(mpp_paths, sdata, addr);
-+ mpp_paths_generation++;
- read_unlock_bh(&pathtbl_resize_lock);
-+
- return err;
- }
-