From 727eff4dd198d79f9e81d3aafbab741a8374b5d0 Mon Sep 17 00:00:00 2001 From: Gregory Greenman Date: Sun, 3 Jul 2022 18:04:15 +0300 Subject: wifi: mac80211: replace link_id with link_conf in switch/(un)assign_vif_chanctx() Since mac80211 already has a protected pointer to link_conf, pass it to the driver to avoid additional RCU locking. Signed-off-by: Gregory Greenman Signed-off-by: Johannes Berg --- net/mac80211/chan.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) (limited to 'net/mac80211/chan.c') diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index 2e9bc285f0a5..f247daa41563 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -835,7 +835,6 @@ static int ieee80211_assign_link_chanctx(struct ieee80211_link_data *link, struct ieee80211_chanctx *new_ctx) { struct ieee80211_sub_if_data *sdata = link->sdata; - unsigned int link_id = link->link_id; struct ieee80211_local *local = sdata->local; struct ieee80211_chanctx_conf *conf; struct ieee80211_chanctx *curr_ctx = NULL; @@ -850,13 +849,13 @@ static int ieee80211_assign_link_chanctx(struct ieee80211_link_data *link, if (conf) { curr_ctx = container_of(conf, struct ieee80211_chanctx, conf); - drv_unassign_vif_chanctx(local, sdata, link_id, curr_ctx); + drv_unassign_vif_chanctx(local, sdata, link->conf, curr_ctx); conf = NULL; list_del(&link->assigned_chanctx_list); } if (new_ctx) { - ret = drv_assign_vif_chanctx(local, sdata, link_id, new_ctx); + ret = drv_assign_vif_chanctx(local, sdata, link->conf, new_ctx); if (ret) goto out; @@ -1276,7 +1275,7 @@ ieee80211_link_use_reserved_reassign(struct ieee80211_link_data *link) vif_chsw[0].vif = &sdata->vif; vif_chsw[0].old_ctx = &old_ctx->conf; vif_chsw[0].new_ctx = &new_ctx->conf; - vif_chsw[0].link_id = link->link_id; + vif_chsw[0].link_conf = link->conf; list_del(&link->reserved_chanctx_list); link->reserved_chanctx = NULL; @@ -1440,7 +1439,7 @@ static int ieee80211_chsw_switch_vifs(struct ieee80211_local *local, vif_chsw[i].vif = &link->sdata->vif; vif_chsw[i].old_ctx = &old_ctx->conf; vif_chsw[i].new_ctx = &ctx->conf; - vif_chsw[i].link_id = link->link_id; + vif_chsw[i].link_conf = link->conf; i++; } -- cgit v1.2.3