From f02dff93e26bef46f5511f1e8229061bd23c3074 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Tue, 8 Sep 2020 14:37:00 +0200 Subject: mac80211: extend ieee80211_tx_status_ext to support bulk free Store processed skbs ready to be freed in a list so the driver bulk free them Signed-off-by: Felix Fietkau Link: https://lore.kernel.org/r/20200908123702.88454-13-nbd@nbd.name Signed-off-by: Johannes Berg --- net/mac80211/status.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'net/mac80211/status.c') diff --git a/net/mac80211/status.c b/net/mac80211/status.c index 28df5d02e449..7fe5bececfd9 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -1044,7 +1044,10 @@ static void __ieee80211_tx_status(struct ieee80211_hw *hw, * with this test... */ if (!local->monitors && (!send_to_cooked || !local->cooked_mntrs)) { - dev_kfree_skb(skb); + if (status->free_list) + list_add_tail(&skb->list, status->free_list); + else + dev_kfree_skb(skb); return; } @@ -1173,7 +1176,10 @@ free: return; ieee80211_report_used_skb(local, skb, false); - dev_kfree_skb(skb); + if (status->free_list) + list_add_tail(&skb->list, status->free_list); + else + dev_kfree_skb(skb); } EXPORT_SYMBOL(ieee80211_tx_status_ext); -- cgit v1.2.3