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Eric Dumazet 260dd2c3e2 virtio_net: remove ndo_poll_controller 
As diagnosed by Song Liu, ndo_poll_controller() can
be very dangerous on loaded hosts, since the cpu
calling ndo_poll_controller() might steal all NAPI
contexts (for all RX/TX queues of the NIC). This capture
can last for unlimited amount of time, since one
cpu is generally not able to drain all the queues under load.

virto_net uses NAPI for TX completions, so we better let core
networking stack call the napi->poll() to avoid the capture.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-09-28 11:12:29 -07:00
..
accessibility
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acpi
Merge branch 'acpi-bus'
2018-09-07 10:05:20 +02:00
amba
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android
android: binder: fix the race mmap and alloc_new_buf_locked
2018-09-12 09:18:29 +02:00
ata
for-linus-20180920
2018-09-21 09:41:05 +02:00
atm
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auxdisplay
Char/Misc driver patches for 4.19-rc1
2018-08-18 11:04:51 -07:00
base
firmware: Fix security issue with request_firmware_into_buf()
2018-09-12 09:31:00 +02:00
bcma
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block
for-linus-20180920
2018-09-21 09:41:05 +02:00
bluetooth
Bluetooth: hci_ldisc: Free rw_semaphore on close
2018-09-11 13:33:57 +02:00
bus
Merge branch 'perm-fix' into omap-for-v4.19/fixes-v2
2018-08-28 09:58:03 -07:00
cdrom
cdrom: Fix info leak/OOB read in cdrom_ioctl_drive_status
2018-08-29 08:09:20 -06:00
char
A few fixes that came around or after the merge window, except
2018-09-12 19:33:56 -10:00
clk
clk: x86: Stop marking clocks as CLK_IS_CRITICAL
2018-09-17 18:47:58 -07:00
clocksource
RISC-V Updates for the 4.19 Merge Window
2018-08-19 09:56:38 -07:00
connector
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cpufreq
ARM: SoC driver updates
2018-08-23 13:52:46 -07:00
cpuidle
cpuidle: menu: Retain tick when shallow state is selected
2018-08-25 13:16:08 +02:00
crypto
crypto: ccp - add timeout support in the SEV command
2018-09-13 13:27:43 +08:00
dax
drivers/dax/device.c: convert variable to vm_fault_t type
2018-09-04 16:45:02 -07:00
dca
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devfreq
Char/Misc driver patches for 4.19-rc1
2018-08-18 11:04:51 -07:00
dio
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dma
dmaengine: mic_x100_dma: use devm_kzalloc to fix an issue
2018-08-27 11:16:04 +05:30
dma-buf
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edac
EDAC: Add missing MEM_LRDDR4 entry in edac_mem_types[]
2018-08-17 15:13:34 +02:00
eisa
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extcon
…
firewire
firewire: use 64-bit time_t based interfaces
2018-08-17 16:20:27 -07:00
firmware
efi/libstub/arm: default EFI_ARMSTUB_DTB_LOADER to y
2018-09-12 16:41:41 +02:00
fmc
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fpga
fpga: dfl: fme: fix return value check in in pr_mgmt_init()
2018-09-12 09:31:00 +02:00
fsi
fsi: sbefifo: Bump max command length
2018-08-08 15:44:47 +10:00
gnss
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gpio
gpio: Fix crash due to registration race
2018-08-31 11:30:45 +02:00
gpu
amdgpu, vwmgfx, i915, sun4i, vgem, vc4, udl and core fixes.
2018-09-21 09:11:18 +02:00
hid
HID: i2c-hid: Don't reset device upon system resume
2018-09-06 16:30:53 +02:00
hsi
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hv
vmbus: don't return values for uninitalized channels
2018-09-12 09:31:00 +02:00
hwmon
Various bug fixes for nct6775 driver
2018-09-19 22:59:30 +02:00
hwspinlock
hwspinlock: Fix incorrect return pointers
2018-07-30 20:54:51 -07:00
hwtracing
intel_th: pci: Add Ice Lake PCH support
2018-09-18 16:08:38 +02:00
i2c
i2c: xiic: Make the start and the byte count write atomic
2018-09-06 20:49:09 +02:00
ide
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide
2018-08-22 07:40:33 -07:00
idle
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iio
First set of IIO fixes for the 4.19 cycle.
2018-09-09 09:33:29 +02:00
infiniband
pci-v4.19-fixes-1
2018-09-12 19:39:56 -10:00
input
ARM: 32-bit SoC platform updates
2018-08-23 13:44:43 -07:00
iommu
ARM: SoC: late updates
2018-08-25 14:12:36 -07:00
ipack
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irqchip
irqchip/gic-v3-its: Cap lpi_id_bits to reduce memory footprint
2018-09-06 20:31:59 +02:00
isdn
isdn: Disable IIOCDBGVAR
2018-08-16 12:26:24 -07:00
leds
leds: ns2: Change unsigned to unsigned int
2018-08-06 23:03:12 +02:00
lightnvm
…
macintosh
macintosh: therm_windtunnel: drop using attach_adapter
2018-08-24 14:42:42 +02:00
mailbox
mailbox: Add support for i.MX messaging unit
2018-08-15 09:53:07 +05:30
mcb
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md
- DM verity fix for crash due to using vmalloc'd buffers with the
2018-09-13 19:12:55 -10:00
media
media: platform: fix cros-ec-cec build error
2018-09-17 14:32:29 -04:00
memory
memory: ti-aemif: fix a potential NULL-pointer dereference
2018-09-06 10:04:07 -07:00
memstick
…
message
scsi: message: fusion: Replace GFP_ATOMIC with GFP_KERNEL
2018-07-30 23:17:53 -04:00
mfd
mfd: omap-usb-host: Fix dts probe of children
2018-09-11 16:47:33 +01:00
misc
misc: hmc6352: fix potential Spectre v1
2018-09-12 09:31:00 +02:00
mmc
mmc: meson-mx-sdio: fix OF child-node lookup
2018-09-05 08:28:45 +02:00
mtd
mtd: devices: m25p80: Make sure the buffer passed in op is DMA-able
2018-09-18 10:17:48 +02:00
mux
mux: adgs1408: new driver for Analog Devices ADGS1408/1409 mux
2018-08-02 10:23:02 +02:00
net
virtio_net: remove ndo_poll_controller
2018-09-28 11:12:29 -07:00
nfc
…
ntb
…
nubus
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nvdimm
libnvdimm-for-4.19_dax-memory-failure
2018-08-25 18:43:59 -07:00
nvme
nvme: count all ANA groups for ANA Log page
2018-09-17 15:49:40 +02:00
nvmem
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of
Devicetree fixes for 4.19, part 2:
2018-09-14 13:03:17 -10:00
opp
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oprofile
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parisc
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parport
Char/Misc driver patches for 4.19-rc1
2018-08-18 11:04:51 -07:00
pci
PCI: hv: Fix return value check in hv_pci_assign_slots()
2018-09-21 19:13:22 -07:00
pcmcia
pcmcia: remove long deprecated pcmcia_request_exclusive_irq() function
2018-08-18 12:30:42 -07:00
perf
Char/Misc driver patches for 4.19-rc1
2018-08-18 11:04:51 -07:00
phy
Merge 4.18-rc7 into usb-next
2018-07-30 10:04:58 +02:00
pinctrl
pinctrl: intel: Do pin translation in other GPIO operations as well
2018-09-20 08:21:52 -07:00
platform
platform/x86: alienware-wmi: Correct a memory leak
2018-09-10 13:45:43 -07:00
pnp
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power
treewide: convert ISO_8859-1 text comments to utf-8
2018-08-23 18:48:43 -07:00
powercap
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pps
…
ps3
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ptp
Char/Misc driver patches for 4.19-rc1
2018-08-18 11:04:51 -07:00
pwm
pwm: mediatek: Add MT7628 support
2018-08-20 11:36:07 +02:00
rapidio
drivers/rapidio/devices/rio_mport_cdev.c: remove redundant pointer md
2018-08-22 10:52:51 -07:00
ras
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regulator
- New Drivers
2018-08-20 15:38:44 -07:00
remoteproc
remoteproc/davinci: use the reset framework
2018-08-16 17:39:55 -07:00
reset
ARM: SoC: late updates
2018-08-25 14:12:36 -07:00
rpmsg
rpmsg: Add compat ioctl for rpmsg char driver
2018-07-30 23:40:23 -07:00
rtc
RTC for 4.19
2018-08-20 16:30:27 -07:00
s390
s390: qeth: Fix potential array overrun in cmd/rc lookup
2018-09-28 10:27:26 -07:00
sbus
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scsi
scsi: sd: don't crash the host on invalid commands
2018-09-21 12:42:57 -04:00
sfi
…
sh
sh: introduce a sh_cacheop_vaddr helper
2018-08-02 13:54:06 +02:00
siox
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slimbus
…
sn
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soc
ARM: Device-tree updates
2018-08-23 14:02:22 -07:00
soundwire
soundwire: Fix acquiring bus lock twice during master release
2018-08-27 09:49:48 +05:30
spi
spi: Fixes for v4.19
2018-09-17 22:34:25 +02:00
spmi
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ssb
ssb: Remove SSB_WARN_ON, SSB_BUG_ON and SSB_DEBUG
2018-08-09 18:47:47 +03:00
staging
media fixes for v4.19-rc5
2018-09-24 15:16:41 +02:00
target
scsi: target: iscsi: Use bin2hex instead of a re-implementation
2018-09-21 12:32:30 -04:00
tc
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tee
ARM: SoC driver updates
2018-08-23 13:52:46 -07:00
thermal
Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/evalenti/linux-soc-thermal
2018-08-28 16:11:34 -07:00
thunderbolt
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tty
serial: imx: restore handshaking irq for imx1
2018-09-20 14:51:31 +02:00
uio
Char/Misc fix for 4.19-rc1
2018-08-19 09:30:44 -07:00
usb
usb: typec: mux: Take care of driver module reference counting
2018-09-20 13:35:01 +02:00
uwb
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vfio
powerpc updates for 4.19
2018-08-17 11:32:50 -07:00
vhost
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2018-08-27 11:59:39 -07:00
video
fbdev changes for v4.19:
2018-08-23 15:44:58 -07:00
virt
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virtio
virtio, vhost: fixes, tweaks
2018-08-24 08:45:19 -07:00
visorbus
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vlynq
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vme
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w1
power supply and reset changes for the v4.19 series
2018-08-21 18:06:27 -07:00
watchdog
include/linux/compiler*.h: make compiler-*.h mutually exclusive
2018-08-22 17:31:34 -07:00
xen
xen: issue warning message when out of grant maptrack entries
2018-09-19 11:27:42 -04:00
zorro
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Kconfig
…
Makefile
Char/Misc driver patches for 4.19-rc1
2018-08-18 11:04:51 -07:00