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ac8c58f5b5
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Heiner Kallweit ac8c58f5b5 igb: fix deadlock caused by taking RTNL in RPM resume path 
Recent net core changes caused an issue with few Intel drivers
(reportedly igb), where taking RTNL in RPM resume path results in a
deadlock. See [0] for a bug report. I don't think the core changes
are wrong, but taking RTNL in RPM resume path isn't needed.
The Intel drivers are the only ones doing this. See [1] for a
discussion on the issue. Following patch changes the RPM resume path
to not take RTNL.

[0] https://bugzilla.kernel.org/show_bug.cgi?id=215129
[1] https://lore.kernel.org/netdev/20211125074949.5f897431@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com/t/

Fixes: bd869245a3 ("net: core: try to runtime-resume detached device in __dev_open")
Fixes: f32a213765 ("ethtool: runtime-resume netdev parent before ethtool ioctl ops")
Tested-by: Martin Stolpe <martin.stolpe@gmail.com>
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Link: https://lore.kernel.org/r/20211220201844.2714498-1-anthony.l.nguyen@intel.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-20 18:48:09 -08:00
..
accessibility
acpi Merge branch 'acpi-properties' 2021-11-26 19:45:31 +01:00
amba
android binder: use wake_up_pollfree() 2021-12-09 10:49:56 -08:00
ata libata: add horkage for ASMedia 1092 2021-12-09 11:20:47 +09:00
atm
auxdisplay
base arch_topology: Fix missing clear cluster_cpumask in remove_cpu_topology() 2021-11-11 13:09:33 +01:00
bcma pci-v5.16-changes 2021-11-06 14:36:12 -07:00
block block-5.16-2021-12-03 2021-12-04 08:38:25 -08:00
bluetooth TTY / Serial driver update for 5.16-rc1 2021-11-04 09:09:37 -07:00
bus bus: mhi: core: Add support for forced PM resume 2021-12-09 18:47:05 +01:00
cdrom
char parisc architecture bug and warning fixes for kernel v5.16-rc4 2021-12-05 12:58:18 -08:00
clk clk: Don't parent clks until the parent is fully registered 2021-12-07 19:20:35 -08:00
clocksource clocksource/drivers/arm_arch_timer: Force inlining of erratum_set_next_event_generic() 2021-12-10 17:47:00 +01:00
comedi
connector
counter
cpufreq cpufreq: Fix a comment in cpufreq_policy_free 2021-12-01 20:02:11 +01:00
cpuidle ARM: SoC drivers for 5.16 2021-11-03 17:00:52 -07:00
crypto pci-v5.16-changes 2021-11-06 14:36:12 -07:00
cxl cxl for v5.16 2021-11-08 11:49:48 -08:00
dax
dca
devfreq Merge branches 'pm-opp' and 'pm-cpufreq' 2021-11-10 14:06:51 +01:00
dio
dma dmaengine updates for v5.16-rc1 2021-11-10 11:47:55 -08:00
dma-buf dma-buf: system_heap: Use 'for_each_sgtable_sg' in pages free flow 2021-12-01 15:30:10 +05:30
edac
eisa
extcon
firewire SCSI misc on 20211105 2021-11-05 08:42:02 -07:00
firmware firmware: arm_scpi: Fix string overflow in SCPI genpd driver 2021-12-13 15:17:37 +01:00
fpga
fsi
gnss
gpio gpio: rockchip: needs GENERIC_IRQ_CHIP to fix build errors 2021-11-16 09:41:44 +01:00
gpu drm fixes for 5.16-rc5 2021-12-10 11:29:53 -08:00
greybus
hid HID: Ignore battery for Elan touchscreen on Asus UX550VE 2021-12-08 18:16:07 +01:00
hsi HSI changes for the 5.16 series 2021-11-04 13:56:55 -07:00
hv hv: utils: add PTP_1588_CLOCK to Kconfig to fix build 2021-11-28 21:22:35 +00:00
hwmon hwmon: (pwm-fan) Ensure the fan going on in .probe() 2021-11-30 06:44:18 -08:00
hwspinlock
hwtracing
i2c i2c: mpc: Use atomic read and fix break condition 2021-12-10 22:27:30 +01:00
i3c
idle
iio iio: trigger: stm32-timer: fix MODULE_ALIAS 2021-12-04 15:37:02 +00:00
infiniband RDMA/irdma: Don't arm the CQ more than two times if no CE for this CQ 2021-12-07 13:53:01 -04:00
input xen: add "not_essential" flag to struct xenbus_driver 2021-11-23 13:41:29 -06:00
interconnect
iommu iommu/vt-d: Fix unmap_pages support 2021-11-26 22:54:47 +01:00
ipack
irqchip irqchip/irq-bcm7120-l2: Add put_device() after of_find_device_by_node() 2021-12-10 13:23:13 +00:00
isdn
leds
macintosh Merge branch 'akpm' (patches from Andrew) 2021-11-06 14:08:17 -07:00
mailbox
mcb
md - Fix use after free in DM btree remove's rebalance_children(). 2021-12-16 10:05:49 -08:00
media media fixes for v5.16-rc3 2021-11-22 14:58:57 -08:00
memory memory: mtk-smi: Fix a null dereference for the ostd 2021-11-25 14:46:00 +01:00
memstick
message pci-v5.16-changes 2021-11-06 14:36:12 -07:00
mfd chrome platform changes for 5.16 2021-11-10 11:36:43 -08:00
misc misc: rtsx: Avoid mangling IRQ during runtime PM 2021-12-03 14:32:00 +01:00
mmc mmc: mediatek: free the ext_csd when mmc_get_ext_csd success 2021-12-09 10:30:11 +01:00
most
mtd Revert "mtd_blkdevs: don't scan partitions for plain mtdblock" 2021-12-10 11:52:34 -07:00
mux
net igb: fix deadlock caused by taking RTNL in RPM resume path 2021-12-20 18:48:09 -08:00
nfc nfc: virtual_ncidev: change default device permissions 2021-11-26 11:14:31 -08:00
ntb
nubus
nvdimm libnvdimm for v5.16 2021-11-10 10:56:02 -08:00
nvme nvmet-tcp: fix possible list corruption for unexpected command failure 2021-12-08 16:36:58 +01:00
nvmem
of of/irq: Add a quirk for controllers with their own definition of interrupt-map 2021-12-03 11:30:22 -06:00
opp
parisc
parport
pci PCI: mt7621: Convert driver into 'bool' 2021-12-13 11:13:32 -08:00
pcmcia
perf
phy phy: HiSilicon: Fix copy and paste bug in error handling 2021-11-23 10:42:13 +05:30
pinctrl pinctrl: qcom: sm8350: Correct UFS and SDC offsets 2021-11-16 02:19:15 +01:00
platform platform-drivers-x86 for v5.16-3 2021-12-07 10:10:20 -08:00
pnp
power
powercap powercap: DTPM: Drop unused local variable from init_dtpm() 2021-12-03 17:51:59 +01:00
pps
ps3
ptp ptp: ocp: Fix a couple NULL vs IS_ERR() checks 2021-11-18 12:12:55 +00:00
pwm pwm: vt8500: Rename pwm_busy_wait() to make it obviously driver-specific 2021-11-05 11:57:13 +01:00
rapidio rapidio: avoid bogus __alloc_size warning 2021-11-06 13:30:33 -07:00
ras
regulator - Remove Drivers 2021-11-08 12:07:52 -08:00
remoteproc
reset reset: tegra-bpmp: Revert Handle errors in BPMP response 2021-11-17 17:22:27 +01:00
rpmsg remoteproc updates for v5.16 2021-11-10 09:07:26 -08:00
rtc RTC for 5.16 2021-11-12 11:44:31 -08:00
s390 s390: replace snprintf in show functions with sysfs_emit 2021-11-16 12:29:19 +01:00
sbus
scsi SCSI fixes on 20211211 2021-12-11 16:28:27 -08:00
sh
siox
slimbus
soc soc/tegra: Fixes for v5.16-rc6 2021-12-16 15:02:26 +01:00
soundwire
spi spi: Fixes for v5.16 2021-11-18 14:35:41 -08:00
spmi
ssb
staging staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() 2021-11-17 14:08:57 +01:00
target scsi: target: configfs: Delete unnecessary checks for NULL 2021-11-18 23:07:02 -05:00
tc
tee tee: amdtee: fix an IS_ERR() vs NULL bug 2021-11-29 09:55:49 +01:00
thermal thermal: int340x: Fix VCoRefLow MMIO bit offset for TGL 2021-12-08 15:29:22 +01:00
thunderbolt
tty TTY/Serial fixes for 5.16-rc4 2021-12-05 09:13:20 -08:00
uio
usb USB fixes for 5.16-rc5 2021-12-12 10:20:57 -08:00
vdpa vdpa: Consider device id larger than 31 2021-12-08 15:41:50 -05:00
vfio vfio/pci: Fix OpRegion read 2021-11-30 11:41:49 -07:00
vhost vdpa: check that offsets are within bounds 2021-12-08 14:53:15 -05:00
video TTY/Serial fixes for 5.16-rc4 2021-12-05 09:13:20 -08:00
virt
virtio virtio_ring: Fix querying of maximum DMA mapping size for virtio device 2021-12-08 15:04:06 -05:00
visorbus
vlynq
vme
w1
watchdog linux-watchdog 5.16-rc1 tag 2021-11-10 09:41:22 -08:00
xen xen: detect uninitialized xenbus in xenbus_init 2021-11-24 08:55:15 -06:00
zorro
Kconfig
Makefile virtio: always enter drivers/virtio/ 2021-12-08 14:53:15 -05:00