From: Johannes Berg <johannes@sipsolutions.net>
To: Thomas Huehn <thomas@net.t-labs.tu-berlin.de>
Cc: linville@tuxdriver.com, linux-wireless@vger.kernel.org,
ath9k-devel@lists.ath9k.org, ath5k-devel@lists.ath5k.org,
ilw@linux.intel.com, users@rt2x00.serialmonkey.com,
b43-dev@lists.infradead.org, brcm80211-dev-list@broadcom.com,
chunkeey@googlemail.com, buytenh@wantstofly.org, dsd@gentoo.org,
coelho@ti.com, nbd@openwrt.org
Subject: [PATCH v6] mac80211: Remove control.sta from struct ieee80211_tx_info and restructure tx-path
Date: Thu, 26 Jul 2012 18:17:33 +0200 [thread overview]
Message-ID: <1343319453.4477.2.camel@jlt3.sipsolutions.net> (raw)
In-Reply-To: <1343318961-46933-1-git-send-email-thomas@net.t-labs.tu-berlin.de> (sfid-20120726_180930_993025_AB3D0B96)
On Thu, 2012-07-26 at 18:09 +0200, Thomas Huehn wrote:
> The pointer control.sta is removed from ieee80211_tx_info to free up
> sufficient memory in SKB_CB on the tx-path to enable new annotations
> per data packet e.g.support of upcoming Transmit Power Control (TPC).
> Now the control.sta pointer is put on the stack where passed as
> function parameter to the .tx equivalent (ieee80211_ops) of each
> affected wireless driver.
> Therefore a new structure ieee80211_tx_control is added to mac80211.h
> which holds the sta structure instead. The tx-path of all affected
> drivers is restructured to respect the chaneges.
*sigh*
/home/johannes/sys/wireless/drivers/net/wireless/ti/wlcore/tx.c: In
function ?wl1271_skb_queue_head?:
/home/johannes/sys/wireless/drivers/net/wireless/ti/wlcore/tx.c:622:48:
warning: ?hlid? may be used uninitialized in this function
[-Wuninitialized]
/home/johannes/sys/wireless/drivers/net/wireless/ti/wlcore/tx.c: In
function ?wlcore_tx_work_locked?:
/home/johannes/sys/wireless/drivers/net/wireless/ti/wlcore/tx.c:391:47:
warning: ?hlid? may be used uninitialized in this function
[-Wuninitialized]
/home/johannes/sys/wireless/drivers/net/wireless/ti/wlcore/tx.c:351:5:
note: ?hlid? was declared here
johannes
next prev parent reply other threads:[~2012-07-26 16:17 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-26 16:09 [PATCH v6] mac80211: Remove control.sta from struct ieee80211_tx_info and restructure tx-path Thomas Huehn
2012-07-26 16:17 ` Johannes Berg [this message]
2012-07-26 16:19 ` Johannes Berg
2012-07-26 16:31 ` Thomas Huehn
2012-07-26 16:57 ` Arik Nemtsov
2012-07-26 17:04 ` Arik Nemtsov
2012-07-26 18:41 ` Arik Nemtsov
2012-07-26 20:02 ` Thomas Huehn
2012-07-27 7:26 ` Johannes Berg
2012-07-27 9:35 ` Thomas Huehn
2012-07-27 11:52 ` Johannes Berg
2012-07-27 13:28 ` Thomas Huehn
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1343319453.4477.2.camel@jlt3.sipsolutions.net \
--to=johannes@sipsolutions.net \
--cc=ath5k-devel@lists.ath5k.org \
--cc=ath9k-devel@lists.ath9k.org \
--cc=b43-dev@lists.infradead.org \
--cc=brcm80211-dev-list@broadcom.com \
--cc=buytenh@wantstofly.org \
--cc=chunkeey@googlemail.com \
--cc=coelho@ti.com \
--cc=dsd@gentoo.org \
--cc=ilw@linux.intel.com \
--cc=linux-wireless@vger.kernel.org \
--cc=linville@tuxdriver.com \
--cc=nbd@openwrt.org \
--cc=thomas@net.t-labs.tu-berlin.de \
--cc=users@rt2x00.serialmonkey.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).