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OpenCloudOS-Kernel/drivers/net/wireless
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Arend van Spriel c7515d2365 brcmsmac: call bcma_core_pci_power_save() from non-atomic context 
This patch adds explicit call to bcma_core_pci_power_save() from
a non-atomic context resolving 'scheduling while atomic' issue.

[   13.224317] BUG: scheduling while atomic: dhcpcd/1800/0x00000202
[   13.224322] Modules linked in: brcmsmac nouveau coretemp kvm_intel kvm cordic brcmutil bcma dell_wmi atl1c ttm mxm_wmi wmi
[   13.224354] CPU: 0 PID: 1800 Comm: dhcpcd Tainted: G        W    3.11.0-wl #1
[   13.224359] Hardware name: Alienware M11x R2/M11x R2, BIOS A04 11/23/2010
[   13.224363]  ffff880177c12c40 ffff880170fd1968 ffffffff8169af5b 0000000000000007
[   13.224374]  ffff880170fd1ad0 ffff880170fd1978 ffffffff81697ee2 ffff880170fd19f8
[   13.224383]  ffffffff816a19f5 00000000000f4240 000000000000d080 ffff880170fd1fd8
[   13.224391] Call Trace:
[   13.224399]  [<ffffffff8169af5b>] dump_stack+0x4f/0x84
[   13.224403]  [<ffffffff81697ee2>] __schedule_bug+0x43/0x51
[   13.224409]  [<ffffffff816a19f5>] __schedule+0x6e5/0x810
[   13.224412]  [<ffffffff816a1c34>] schedule+0x24/0x70
[   13.224416]  [<ffffffff816a04fc>] schedule_hrtimeout_range_clock+0x10c/0x150
[   13.224420]  [<ffffffff810684e0>] ? update_rmtp+0x60/0x60
[   13.224424]  [<ffffffff8106915f>] ? hrtimer_start_range_ns+0xf/0x20
[   13.224429]  [<ffffffff816a054e>] schedule_hrtimeout_range+0xe/0x10
[   13.224432]  [<ffffffff8104f6fb>] usleep_range+0x3b/0x40
[   13.224437]  [<ffffffffa003733a>] bcma_pcie_mdio_read.isra.5+0x8a/0x100 [bcma]
[   13.224442]  [<ffffffffa00374a5>] bcma_pcie_mdio_writeread.isra.6.constprop.13+0x25/0x30 [bcma]
[   13.224448]  [<ffffffffa00374f9>] bcma_core_pci_power_save+0x49/0x80 [bcma]
[   13.224452]  [<ffffffffa003765d>] bcma_core_pci_up+0x2d/0x60 [bcma]
[   13.224460]  [<ffffffffa03dc17c>] brcms_c_up+0xfc/0x430 [brcmsmac]
[   13.224467]  [<ffffffffa03d1a7d>] brcms_up+0x1d/0x20 [brcmsmac]
[   13.224473]  [<ffffffffa03d2498>] brcms_ops_start+0x298/0x340 [brcmsmac]
[   13.224478]  [<ffffffff81600a12>] ? cfg80211_netdev_notifier_call+0xd2/0x5f0
[   13.224483]  [<ffffffff815fa53d>] ? packet_notifier+0xad/0x1d0
[   13.224487]  [<ffffffff81656e75>] ieee80211_do_open+0x325/0xf80
[   13.224491]  [<ffffffff8106ac09>] ? __raw_notifier_call_chain+0x9/0x10
[   13.224495]  [<ffffffff81657b41>] ieee80211_open+0x71/0x80
[   13.224498]  [<ffffffff81526267>] __dev_open+0x87/0xe0
[   13.224502]  [<ffffffff8152650c>] __dev_change_flags+0x9c/0x180
[   13.224505]  [<ffffffff815266a3>] dev_change_flags+0x23/0x70
[   13.224509]  [<ffffffff8158cd68>] devinet_ioctl+0x5b8/0x6a0
[   13.224512]  [<ffffffff8158d5c5>] inet_ioctl+0x75/0x90
[   13.224516]  [<ffffffff8150b38b>] sock_do_ioctl+0x2b/0x70
[   13.224519]  [<ffffffff8150b681>] sock_ioctl+0x71/0x2a0
[   13.224523]  [<ffffffff8114ed47>] do_vfs_ioctl+0x87/0x520
[   13.224528]  [<ffffffff8113f159>] ? ____fput+0x9/0x10
[   13.224533]  [<ffffffff8106228c>] ? task_work_run+0x9c/0xd0
[   13.224537]  [<ffffffff8114f271>] SyS_ioctl+0x91/0xb0
[   13.224541]  [<ffffffff816aa252>] system_call_fastpath+0x16/0x1b

Cc: <stable@vger.kernel.org> # 3.11.x
Cc: Tod Jackson <tod.jackson@gmail.com>
Cc: Joe Perches <joe@perches.com>
Cc: Rafal Milecki <zajec5@gmail.com>
Cc: Hauke Mehrtens <hauke@hauke-m.de>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
 		2013-09-26 14:02:34 -04:00
..
ath ath9k: add txq locking for ath_tx_aggr_start 2013-09-26 14:02:30 -04:00
b43 Merge branch 'for-davem' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next 2013-09-03 21:45:31 -04:00
b43legacy drivers:net: Convert dma_alloc_coherent(...__GFP_ZERO) to dma_zalloc_coherent 2013-08-29 21:55:23 -04:00
brcm80211 brcmsmac: call bcma_core_pci_power_save() from non-atomic context 2013-09-26 14:02:34 -04:00
cw1200 cw1200: Use a threaded oneshot irq handler for cw1200_spi 2013-09-26 14:02:31 -04:00
hostap net: hostap: inherit addr_assign_type along with dev_addr 2013-09-03 20:57:49 -04:00
ipw2x00 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-07-09 18:24:39 -07:00
iwlegacy Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless 2013-08-28 10:36:09 -04:00
iwlwifi Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2013-09-06 09:36:28 -07:00
libertas net: libertas: inherit addr_assign_type along with dev_addr 2013-09-03 20:57:50 -04:00
libertas_tf mac80211: Use a cfg80211_chan_def in ieee80211_hw_conf_chan 2013-03-25 19:19:35 +01:00
mwifiex mwifiex: fix NULL pointer dereference in usb suspend handler 2013-09-26 14:02:33 -04:00
orinoco net/trivial: replace numeric with standard PM state macros 2013-06-28 22:11:48 -07:00
p54 p54usb: add USB ID for Corega WLUSB2GTST USB adapter 2013-09-26 14:02:32 -04:00
prism54 wireless: Remove unnecessary alloc/OOM messages, alloc cleanups 2013-02-04 13:22:34 -05:00
rt2x00 rt2800: change initialization sequence to fix system freeze 2013-09-09 14:44:34 -04:00
rtl818x rtl8187: fix use after free on failure path in rtl8187_init_urbs() 2013-09-09 14:42:00 -04:00
rtlwifi rtlwifi: Align private space in rtl_priv struct 2013-09-26 14:02:30 -04:00
ti Remove GENERIC_HARDIRQ config option 2013-09-13 15:09:52 +02:00
zd1211rw mac80211: Use a cfg80211_chan_def in ieee80211_hw_conf_chan 2013-03-25 19:19:35 +01:00
Kconfig cw1200: add driver for the ST-E CW1100 & CW1200 WLAN chipsets 2013-05-29 15:26:40 -04:00
Makefile cw1200: add driver for the ST-E CW1100 & CW1200 WLAN chipsets 2013-05-29 15:26:40 -04:00
adm8211.c mac80211: Use a cfg80211_chan_def in ieee80211_hw_conf_chan 2013-03-25 19:19:35 +01:00
adm8211.h
…
airo.c net: airo: inherit addr_assign_type along with dev_addr 2013-09-03 20:57:49 -04:00
airo.h
…
airo_cs.c drivers/net: use module_pcmcia_driver() in pcmcia drivers 2013-03-15 12:27:33 -07:00
at76c50x-usb.c mac80211: Use a cfg80211_chan_def in ieee80211_hw_conf_chan 2013-03-25 19:19:35 +01:00
at76c50x-usb.h
…
atmel.c atmel: printing bogus information 2013-05-22 14:51:11 -04:00
atmel.h
…
atmel_cs.c drivers/net: use module_pcmcia_driver() in pcmcia drivers 2013-03-15 12:27:33 -07:00
atmel_pci.c
…
mac80211_hwsim.c mac80211_hwsim: fix error return code in init_mac80211_hwsim() 2013-08-26 09:52:58 +02:00
mac80211_hwsim.h
…
mwl8k.c mwl8k: Fix the firmware hang issue for 8764 2013-05-24 13:18:22 -04:00
ray_cs.c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2013-05-01 17:51:54 -07:00
ray_cs.h
…
rayctl.h
…
rndis_wlan.c rndis_wlan: update email address 2013-03-08 15:58:54 -05:00
wl3501.h
…
wl3501_cs.c drivers/net: use module_pcmcia_driver() in pcmcia drivers 2013-03-15 12:27:33 -07:00
zd1201.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless 2013-08-28 10:36:09 -04:00
zd1201.h
…