mac80211: improve mesh fast tx patch

Change hash key struct size for faster lookup.
Fix clearing cache entries for forwarding

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2024-04-13 16:05:07 +02:00
parent 1ee5b7e506
commit ab9a29a320
2 changed files with 11 additions and 6 deletions

View File

@ -38,7 +38,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
--- a/net/mac80211/mesh.h
+++ b/net/mac80211/mesh.h
@@ -134,9 +134,33 @@ struct mesh_path {
@@ -134,9 +134,38 @@ struct mesh_path {
#define MESH_FAST_TX_CACHE_TIMEOUT 8000 /* msecs */
/**
@ -47,13 +47,18 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
+ * @MESH_FAST_TX_TYPE_LOCAL: tx from the local vif address as SA
+ * @MESH_FAST_TX_TYPE_PROXIED: local tx with a different SA (e.g. bridged)
+ * @MESH_FAST_TX_TYPE_FORWARDED: forwarded from a different mesh point
+ * @NUM_MESH_FAST_TX_TYPE: number of entry types
+ */
+enum ieee80211_mesh_fast_tx_type {
+ MESH_FAST_TX_TYPE_LOCAL,
+ MESH_FAST_TX_TYPE_PROXIED,
+ MESH_FAST_TX_TYPE_FORWARDED,
+
+ /* must be last */
+ NUM_MESH_FAST_TX_TYPE
+};
+
+
+/**
+ * struct ieee80211_mesh_fast_tx_key - cached mesh fast tx entry key
+ *
@ -62,7 +67,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
+ */
+struct ieee80211_mesh_fast_tx_key {
+ u8 addr[ETH_ALEN] __aligned(2);
+ enum ieee80211_mesh_fast_tx_type type;
+ u16 type;
+};
+
+/**
@ -73,7 +78,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
* @fast_tx: base fast_tx data
* @hdr: cached mesh and rfc1042 headers
* @hdrlen: length of mesh + rfc1042
@@ -147,7 +171,7 @@ struct mesh_path {
@@ -147,7 +176,7 @@ struct mesh_path {
*/
struct ieee80211_mesh_fast_tx {
struct rhash_head rhash;
@ -82,7 +87,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
struct ieee80211_fast_tx fast_tx;
u8 hdr[sizeof(struct ieee80211s_hdr) + sizeof(rfc1042_header)];
@@ -333,7 +357,8 @@ void mesh_path_tx_root_frame(struct ieee
@@ -333,7 +362,8 @@ void mesh_path_tx_root_frame(struct ieee
bool mesh_action_is_path_sel(struct ieee80211_mgmt *mgmt);
struct ieee80211_mesh_fast_tx *
@ -178,7 +183,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
- entry = rhashtable_lookup_fast(&cache->rht, addr, fast_tx_rht_params);
- if (entry)
- mesh_fast_tx_entry_free(cache, entry);
+ for (i = MESH_FAST_TX_TYPE_LOCAL; i < MESH_FAST_TX_TYPE_FORWARDED; i++) {
+ for (i = 0; i < NUM_MESH_FAST_TX_TYPE; i++) {
+ key.type = i;
+ entry = rhashtable_lookup_fast(&cache->rht, &key, fast_tx_rht_params);
+ if (entry)

View File

@ -13,7 +13,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -914,6 +914,7 @@ static int sta_info_insert_finish(struct
@@ -918,6 +918,7 @@ static int sta_info_insert_finish(struct
if (ieee80211_vif_is_mesh(&sdata->vif))
mesh_accept_plinks_update(sdata);