Zhu Yi dd48744964 iwlwifi: fix DMA allocation warnings ... Below warning is triggered sometimes at module removal time when CONFIG_DMA_API_DEBUG is enabled. This should be caused by we didn't unmap pending commands (enqueued, but no complete notification received) for the Tx command queue. [ 1583.107469] ------------[ cut here ]------------ [ 1583.107539] WARNING: at lib/dma-debug.c:688 dma_debug_device_change+0x13c/0x180() [ 1583.107617] Hardware name: ... [ 1583.107664] pci 0000:04:00.0: DMA-API: device driver has pending DMA allocations while released from device [count=1] [ 1583.107713] Modules linked in: ... [ 1583.111661] Pid: 16970, comm: modprobe Tainted: G W 2.6.34-rc1-wl #33 [ 1583.111727] Call Trace: [ 1583.111779] [<c02a281c>] ? dma_debug_device_change+0x13c/0x180 [ 1583.111833] [<c02a281c>] ? dma_debug_device_change+0x13c/0x180 [ 1583.111908] [<c0138e11>] warn_slowpath_common+0x71/0xd0 [ 1583.111963] [<c02a281c>] ? dma_debug_device_change+0x13c/0x180 [ 1583.112016] [<c0138ebb>] warn_slowpath_fmt+0x2b/0x30 [ 1583.112086] [<c02a281c>] dma_debug_device_change+0x13c/0x180 [ 1583.112142] [<c03e6c33>] notifier_call_chain+0x53/0x90 [ 1583.112198] [<c03e1ebe>] ? down_read+0x6e/0x90 [ 1583.112271] [<c015b229>] __blocking_notifier_call_chain+0x49/0x70 [ 1583.112326] [<c015b26f>] blocking_notifier_call_chain+0x1f/0x30 [ 1583.112380] [<c031931c>] __device_release_driver+0x8c/0xa0 [ 1583.112451] [<c03193bf>] driver_detach+0x8f/0xa0 [ 1583.112538] [<c0318382>] bus_remove_driver+0x82/0x100 [ 1583.112595] [<c0319ad9>] driver_unregister+0x49/0x80 [ 1583.112671] [<c024feb2>] ? sysfs_remove_file+0x12/0x20 [ 1583.112727] [<c02aa292>] pci_unregister_driver+0x32/0x80 [ 1583.112791] [<fc13a3c1>] iwl_exit+0x12/0x19 [iwlagn] [ 1583.112848] [<c017940a>] sys_delete_module+0x15a/0x210 [ 1583.112870] [<c015a5db>] ? up_read+0x1b/0x30 [ 1583.112893] [<c029600c>] ? trace_hardirqs_off_thunk+0xc/0x10 [ 1583.112924] [<c0295ffc>] ? trace_hardirqs_on_thunk+0xc/0x10 [ 1583.112947] [<c03e6a1f>] ? do_page_fault+0x1ff/0x3c0 [ 1583.112978] [<c03e36f6>] ? restore_all_notrace+0x0/0x18 [ 1583.113002] [<c016aa70>] ? trace_hardirqs_on_caller+0x20/0x190 [ 1583.113025] [<c0102d58>] sysenter_do_call+0x12/0x38 [ 1583.113054] ---[ end trace fc23e059cc4c2ced ]--- Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>		2010-04-02 11:12:20 -07:00
..
accessibility
acpi	Merge branch 'acpica' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6	2010-03-01 10:36:22 -08:00
amba
ata	Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev	2010-03-01 13:04:58 -08:00
atm
auxdisplay
base	PM: Allow device drivers to use dpm_wait()	2010-02-26 20:39:11 +01:00
block	Merge branch 'for-2.6.34' of git://git.kernel.dk/linux-2.6-block	2010-03-01 09:00:29 -08:00
bluetooth	Bluetooth: Convert Marvell driver to use per adapter debugfs	2010-02-27 14:05:38 +01:00
cdrom	block: Consolidate phys_segment and hw_segment limits	2010-02-26 13:58:08 +01:00
char	Merge branch 'omap-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6	2010-03-02 10:34:25 -08:00
clocksource	Merge branch 'timers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip	2010-03-01 08:48:25 -08:00
connector
cpufreq
cpuidle
crypto	Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6	2010-02-26 16:50:02 -08:00
dca
dio
dma
edac
eisa
firewire	block: Rename blk_queue_max_sectors to blk_queue_max_hw_sectors	2010-02-26 13:58:08 +01:00
firmware	Merge branch 'master' of /home/davem/src/GIT/linux-2.6/	2010-02-28 19:23:06 -08:00
gpio
gpu	Merge branch 'x86-pci-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip	2010-02-28 10:59:18 -08:00
hid	Merge branches 'upstream', 'raw_report_modifications' and 'apple_magic_mouse' into for-linus	2010-02-25 17:39:16 +01:00
hwmon
i2c	Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm	2010-03-01 09:15:15 -08:00
ide	Merge branch 'acpica' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6	2010-03-01 10:36:22 -08:00
idle
ieee1394	block: Rename blk_queue_max_sectors to blk_queue_max_hw_sectors	2010-02-26 13:58:08 +01:00
ieee802154
infiniband	ipoib: returned back addrlen check for mc addresses	2010-02-28 01:34:28 -08:00
input	Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input	2010-03-01 10:38:09 -08:00
isdn	Merge branch 'master' of /home/davem/src/GIT/linux-2.6/	2010-02-28 19:23:06 -08:00
leds
lguest
macintosh	Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input	2010-03-01 10:38:09 -08:00
mca
md	block: Consolidate phys_segment and hw_segment limits	2010-02-26 13:58:08 +01:00
media	Merge branch 'master' of /home/davem/src/GIT/linux-2.6/	2010-02-28 19:23:06 -08:00
memstick	block: Consolidate phys_segment and hw_segment limits	2010-02-26 13:58:08 +01:00
message	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6	2010-03-02 07:55:08 -08:00
mfd	Merge with mainline to remove plat-omap/Kconfig conflict	2010-03-01 14:19:05 -08:00
misc
mmc	Merge with mainline to remove plat-omap/Kconfig conflict	2010-03-01 14:19:05 -08:00
mtd	Merge with mainline to remove plat-omap/Kconfig conflict	2010-03-01 14:19:05 -08:00
net	iwlwifi: fix DMA allocation warnings	2010-04-02 11:12:20 -07:00
nubus
of
oprofile
parisc
parport
pci	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6	2010-03-02 07:55:08 -08:00
pcmcia	Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus	2010-02-27 16:19:22 -08:00
platform	Merge branch 'acpica' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6	2010-03-01 10:36:22 -08:00
pnp
power
pps
ps3
rapidio
regulator
rtc	Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm	2010-03-01 09:15:15 -08:00
s390	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6	2010-03-02 07:55:08 -08:00
sbus
scsi	Merge branch 'for-2.6.34' of git://git.kernel.dk/linux-2.6-block	2010-03-01 09:00:29 -08:00
serial	Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm	2010-03-01 09:15:15 -08:00
sfi
sh
sn
spi	Merge with mainline to remove plat-omap/Kconfig conflict	2010-03-01 14:19:05 -08:00
ssb	ssb: Add PCI ID 0x4322 to PHU handling	2010-02-19 15:52:51 -05:00
staging	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6	2010-03-02 07:55:08 -08:00
tc
telephony
thermal
uio
usb	Merge with mainline to remove plat-omap/Kconfig conflict	2010-03-01 14:19:05 -08:00
uwb
vhost	vhost-net: restart tx poll on sk_sndbuf full	2010-02-28 19:50:33 +02:00
video	Merge branch 'for-linus' of git://gitorious.org/linux-omap-dss2/linux	2010-03-02 10:41:26 -08:00
virtio	virtio: fix out of range array access	2010-02-28 20:39:11 +02:00
vlynq
w1
watchdog	Merge with mainline to remove plat-omap/Kconfig conflict	2010-03-01 14:19:05 -08:00
xen
zorro
Kconfig
Makefile