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authorJohannes Berg <johannes@sipsolutions.net>2008-05-15 12:55:29 +0200
committerJohn W. Linville <linville@tuxdriver.com>2008-05-21 21:48:11 -0400
commite039fa4a4195ac4ee895e6f3d1334beed63256fe (patch)
treecfd0762d73df96b73052378be7b157c4ac6e7035 /net/mac80211/rc80211_pid_debugfs.c
parente24549485f859be6518929bb1c9c0257d79f033d (diff)
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/rc80211_pid_debugfs.c')
-rw-r--r--net/mac80211/rc80211_pid_debugfs.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/mac80211/rc80211_pid_debugfs.c b/net/mac80211/rc80211_pid_debugfs.c
index ff5c380f3c13..8121d3bc6835 100644
--- a/net/mac80211/rc80211_pid_debugfs.c
+++ b/net/mac80211/rc80211_pid_debugfs.c
@@ -39,11 +39,11 @@ static void rate_control_pid_event(struct rc_pid_event_buffer *buf,
}
void rate_control_pid_event_tx_status(struct rc_pid_event_buffer *buf,
- struct ieee80211_tx_status *stat)
+ struct ieee80211_tx_info *stat)
{
union rc_pid_event_data evd;
- memcpy(&evd.tx_status, stat, sizeof(struct ieee80211_tx_status));
+ memcpy(&evd.tx_status, stat, sizeof(struct ieee80211_tx_info));
rate_control_pid_event(buf, RC_PID_EVENT_TYPE_TX_STATUS, &evd);
}
@@ -167,8 +167,8 @@ static ssize_t rate_control_pid_events_read(struct file *file, char __user *buf,
switch (ev->type) {
case RC_PID_EVENT_TYPE_TX_STATUS:
p += snprintf(pb + p, length - p, "tx_status %u %u",
- ev->data.tx_status.excessive_retries,
- ev->data.tx_status.retry_count);
+ ev->data.tx_status.status.excessive_retries,
+ ev->data.tx_status.status.retry_count);
break;
case RC_PID_EVENT_TYPE_RATE_CHANGE:
p += snprintf(pb + p, length - p, "rate_change %d %d",