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| author | Toke Høiland-Jørgensen <toke@redhat.com> | 2019-11-12 14:08:35 +0100 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2019-11-22 12:53:53 +0100 |
| commit | 5072f73cb6ee0867d2d11996a244eba48bfda931 (patch) | |
| tree | dc427d33af298d813eb9ec842aabf9c5118cb54e /net/mac80211/sta_info.h | |
| parent | b226a826d83d66806fae20fc3518dace8b86bacb (diff) | |
| download | linux-5072f73cb6ee0867d2d11996a244eba48bfda931.tar.gz linux-5072f73cb6ee0867d2d11996a244eba48bfda931.tar.bz2 linux-5072f73cb6ee0867d2d11996a244eba48bfda931.zip | |
mac80211: Add new sta_info getter by sta/vif addrs
In ieee80211_tx_status() we don't have an sdata struct when looking up the
destination sta. Instead, we just do a lookup by the vif addr that is the
source of the packet being completed. Factor this out into a new sta_info
getter helper, since we need to use it for accounting AQL as well.
Signed-off-by: Toke Høiland-Jørgensen <toke@redhat.com>
Link: https://lore.kernel.org/r/20191112130835.382062-1-toke@redhat.com
[remove internal rcu_read_lock(), document instead]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/sta_info.h')
| -rw-r--r-- | net/mac80211/sta_info.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 369c2dddce52..0bd69a794758 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -725,6 +725,10 @@ struct sta_info *sta_info_get(struct ieee80211_sub_if_data *sdata, struct sta_info *sta_info_get_bss(struct ieee80211_sub_if_data *sdata, const u8 *addr); +/* user must hold sta_mtx or be in RCU critical section */ +struct sta_info *sta_info_get_by_addrs(struct ieee80211_local *local, + const u8 *sta_addr, const u8 *vif_addr); + #define for_each_sta_info(local, _addr, _sta, _tmp) \ rhl_for_each_entry_rcu(_sta, _tmp, \ sta_info_hash_lookup(local, _addr), hash_node) |