commit 9f333281a7da4c3a59bccc0cb53f7590eb850d93
author Johannes Stezenbach <js@sig21.net> Tue Nov 30 16:49:23 2010 +0100
committer John W. Linville <linville@tuxdriver.com> Mon Dec 20 13:48:04 2010 -0500
tree 516ce1c2abc5bf4662f484586654589bb23b63c8
parent 56e6417b49132d4f56e9f2241d31942b90b46315

mac80211/rt2x00: add ieee80211_tx_status_ni()

All rt2x00 drivers except rt2800pci call ieee80211_tx_status() from
a workqueue, which causes "NOHZ: local_softirq_pending 08" messages.

To fix it, add ieee80211_tx_status_ni() similar to ieee80211_rx_ni()
which can be called from process context, and call it from
rt2x00lib_txdone().  For the rt2800pci special case a driver
flag is introduced.

https://bugzilla.kernel.org/show_bug.cgi?id=24892

Signed-off-by: Johannes Stezenbach <js@sig21.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/rt2x00/rt2x00.h

diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
index 94fe589..ab43e7c 100644
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -664,6 +664,7 @@
 	DRIVER_REQUIRE_COPY_IV,
 	DRIVER_REQUIRE_L2PAD,
 	DRIVER_REQUIRE_TXSTATUS_FIFO,
+	DRIVER_REQUIRE_TASKLET_CONTEXT,
 
 	/*
 	 * Driver features