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authorJohannes Berg <johannes@sipsolutions.net>2008-05-15 14:55:29 +0400
committerJohn W. Linville <linville@tuxdriver.com>2008-05-22 05:48:11 +0400
commite039fa4a4195ac4ee895e6f3d1334beed63256fe (patch)
treecfd0762d73df96b73052378be7b157c4ac6e7035 /net/mac80211/rate.h
parente24549485f859be6518929bb1c9c0257d79f033d (diff)
downloadlinux-e039fa4a4195ac4ee895e6f3d1334beed63256fe.tar.xz
mac80211: move TX info into skb->cb
This patch converts mac80211 and all drivers to have transmit information and status in skb->cb rather than allocating extra memory for it and copying all the data around. To make it fit, a union is used where only data that is necessary for all steps is kept outside of the union. A number of fixes were done by Ivo, as well as the rt2x00 part of this patch. Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/rate.h')
-rw-r--r--net/mac80211/rate.h8
1 files changed, 3 insertions, 5 deletions
diff --git a/net/mac80211/rate.h b/net/mac80211/rate.h
index a29148dcca99..0ed9c8a2f56f 100644
--- a/net/mac80211/rate.h
+++ b/net/mac80211/rate.h
@@ -34,8 +34,7 @@ struct rate_control_ops {
struct module *module;
const char *name;
void (*tx_status)(void *priv, struct net_device *dev,
- struct sk_buff *skb,
- struct ieee80211_tx_status *status);
+ struct sk_buff *skb);
void (*get_rate)(void *priv, struct net_device *dev,
struct ieee80211_supported_band *band,
struct sk_buff *skb,
@@ -77,13 +76,12 @@ struct rate_control_ref *rate_control_get(struct rate_control_ref *ref);
void rate_control_put(struct rate_control_ref *ref);
static inline void rate_control_tx_status(struct net_device *dev,
- struct sk_buff *skb,
- struct ieee80211_tx_status *status)
+ struct sk_buff *skb)
{
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct rate_control_ref *ref = local->rate_ctrl;
- ref->ops->tx_status(ref->priv, dev, skb, status);
+ ref->ops->tx_status(ref->priv, dev, skb);
}