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authorJohannes Berg <johannes.berg@intel.com>2022-06-15 09:20:45 +0200
committerJohannes Berg <johannes.berg@intel.com>2022-06-20 12:57:08 +0200
commitc71420db653aba30a234d1e4cf86dde376e604fa (patch)
tree1e29e5b76bc2b04a6a3e93f9b362f3380b60558b /net/mac80211/ieee80211_i.h
parentce6893e917862cae669af52a440d086f416c4cc6 (diff)
downloadlinux-c71420db653aba30a234d1e4cf86dde376e604fa.tar.bz2
wifi: mac80211: RCU-ify link STA pointers
We need to be able to access these in a race-free way under traffic while adding/removing them, so RCU-ify the pointers. This requires passing a link_sta to a lot of functions so we don't have to do the RCU handling everywhere. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/ieee80211_i.h')
-rw-r--r--net/mac80211/ieee80211_i.h30
1 files changed, 15 insertions, 15 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index aa5e4c2734b7..46f4e89825a0 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -2061,7 +2061,7 @@ void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata,
bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata,
struct ieee80211_supported_band *sband,
const struct ieee80211_ht_cap *ht_cap_ie,
- struct sta_info *sta, unsigned int link_id);
+ struct link_sta_info *link_sta);
void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
const u8 *da, u16 tid,
u16 initiator, u16 reason_code);
@@ -2117,31 +2117,31 @@ void
ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata,
struct ieee80211_supported_band *sband,
const struct ieee80211_vht_cap *vht_cap_ie,
- struct sta_info *sta, unsigned int link_id);
-enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta,
- unsigned int link_id);
-enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta,
- unsigned int link_id);
-void ieee80211_sta_set_rx_nss(struct sta_info *sta, unsigned int link_id);
+ struct link_sta_info *link_sta);
+enum ieee80211_sta_rx_bandwidth
+ieee80211_sta_cap_rx_bw(struct link_sta_info *link_sta);
+enum ieee80211_sta_rx_bandwidth
+ieee80211_sta_cur_vht_bw(struct link_sta_info *link_sta);
+void ieee80211_sta_set_rx_nss(struct link_sta_info *link_sta);
enum ieee80211_sta_rx_bandwidth
ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width);
-enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta,
- unsigned int link_id);
+enum nl80211_chan_width
+ieee80211_sta_cap_chan_bw(struct link_sta_info *link_sta);
void ieee80211_process_mu_groups(struct ieee80211_sub_if_data *sdata,
unsigned int link_id,
struct ieee80211_mgmt *mgmt);
u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata,
- struct sta_info *sta, unsigned int link_id,
+ struct link_sta_info *sta,
u8 opmode, enum nl80211_band band);
void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata,
- struct sta_info *sta, unsigned int link_id,
+ struct link_sta_info *sta,
u8 opmode, enum nl80211_band band);
void ieee80211_apply_vhtcap_overrides(struct ieee80211_sub_if_data *sdata,
struct ieee80211_sta_vht_cap *vht_cap);
void ieee80211_get_vht_mask_from_cap(__le16 vht_cap,
u16 vht_mask[NL80211_VHT_NSS_MAX]);
enum nl80211_chan_width
-ieee80211_sta_rx_bw_to_chan_width(struct sta_info *sta, unsigned int link_id);
+ieee80211_sta_rx_bw_to_chan_width(struct link_sta_info *sta);
/* HE */
void
@@ -2149,7 +2149,7 @@ ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata,
struct ieee80211_supported_band *sband,
const u8 *he_cap_ie, u8 he_cap_len,
const struct ieee80211_he_6ghz_capa *he_6ghz_capa,
- struct sta_info *sta, unsigned int link_id);
+ struct link_sta_info *link_sta);
void
ieee80211_he_spr_ie_to_bss_conf(struct ieee80211_vif *vif,
const struct ieee80211_he_spr *he_spr_ie_elem);
@@ -2560,6 +2560,6 @@ ieee80211_eht_cap_ie_to_sta_eht_cap(struct ieee80211_sub_if_data *sdata,
struct ieee80211_supported_band *sband,
const u8 *he_cap_ie, u8 he_cap_len,
const struct ieee80211_eht_cap_elem *eht_cap_ie_elem,
- u8 eht_cap_len, struct sta_info *sta,
- unsigned int link_id);
+ u8 eht_cap_len,
+ struct link_sta_info *link_sta);
#endif /* IEEE80211_I_H */