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authorJohannes Berg <johannes@sipsolutions.net>2008-09-11 00:01:56 +0200
committerJohn W. Linville <linville@tuxdriver.com>2008-09-15 16:48:22 -0400
commitccd7b36286f8c42b3fa95c5a8d402162ffab41df (patch)
treec5eb18d98de275c64b45e96ce771c54158524fea /net/mac80211/tx.c
parentc2b13452b283f9c4a5b02a6b53ed6416ebf4c03c (diff)
downloadblackbird-op-linux-ccd7b36286f8c42b3fa95c5a8d402162ffab41df.tar.gz
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mac80211: clean up some comments
Some comments refer to 80211.o or similar; also remove a comment about implementing fragments better, we really have better things to do. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/tx.c')
-rw-r--r--net/mac80211/tx.c15
1 files changed, 1 insertions, 14 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index e606ba08ddd4..1bed3be01c26 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -111,7 +111,7 @@ static __le16 ieee80211_duration(struct ieee80211_tx_data *tx, int group_addr,
hdr = (struct ieee80211_hdr *)tx->skb->data;
if (ieee80211_is_ctl(hdr->frame_control)) {
/* TODO: These control frames are not currently sent by
- * 80211.o, but should they be implemented, this function
+ * mac80211, but should they be implemented, this function
* needs to be updated to support duration field calculation.
*
* RTS: time needed to transmit pending data/mgmt frame plus
@@ -1580,19 +1580,6 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb,
nh_pos -= skip_header_bytes;
h_pos -= skip_header_bytes;
- /* TODO: implement support for fragments so that there is no need to
- * reallocate and copy payload; it might be enough to support one
- * extra fragment that would be copied in the beginning of the frame
- * data.. anyway, it would be nice to include this into skb structure
- * somehow
- *
- * There are few options for this:
- * use skb->cb as an extra space for 802.11 header
- * allocate new buffer if not enough headroom
- * make sure that there is enough headroom in every skb by increasing
- * build in headroom in __dev_alloc_skb() (linux/skbuff.h) and
- * alloc_skb() (net/core/skbuff.c)
- */
head_need = hdrlen + encaps_len + meshhdrlen - skb_headroom(skb);
/*
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