From: Johannes Berg <johannes@sipsolutions.net>
To: John Linville <linville@tuxdriver.com>
Cc: linux-wireless@vger.kernel.org, Ivo van Doorn <IvDoorn@gmail.com>,
"David S. Miller" <davem@davemloft.net>
Subject: Re: [PATCH 5/5] mac80211: move TX info into skb->cb
Date: Thu, 15 May 2008 13:11:07 +0200 [thread overview]
Message-ID: <1210849867.8709.0.camel@johannes.berg> (raw)
In-Reply-To: <20080515105948.820956000@sipsolutions.net> (sfid-20080515_130617_846236_C0B1654B)
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On Thu, 2008-05-15 at 12:55 +0200, Johannes Berg wrote:
> plain text document attachment (019-mac80211-tx-info-skb-cb.patch)
> 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.
I mangled it a bit though so you may want to check it, mac80211 now sets
REQ_TX_STATUS so you can use that for status reporting, but you can't
use it for queue kicking at least not in the future when mac80211 might
not set it on all frames.
johannes
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next prev parent reply other threads:[~2008-05-15 11:12 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-15 10:55 [PATCH 0/5] mac80211 fixes & improvements Johannes Berg
2008-05-15 10:55 ` [PATCH 1/5] mac80211: fix bugs in queue handling functions Johannes Berg
2008-05-15 10:55 ` [PATCH 2/5] mac80211: let drivers wake but not start queues Johannes Berg
2008-05-15 10:55 ` [PATCH 3/5] mac80211: use rate index in TX control Johannes Berg
2008-05-15 10:55 ` [PATCH 4/5] mac80211: reorder some transmit handlers Johannes Berg
2008-05-15 10:55 ` [PATCH 5/5] mac80211: move TX info into skb->cb Johannes Berg
2008-05-15 11:11 ` Johannes Berg [this message]
2008-05-15 11:32 ` Ivo van Doorn
2008-05-15 11:22 ` Johannes Berg
2008-05-15 11:58 ` Ivo van Doorn
2008-05-15 11:49 ` Johannes Berg
2008-05-22 3:10 ` John W. Linville
2008-05-22 7:25 ` Johannes Berg
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