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The uapi right now specifies an array size of 28 but the actual number
of elements is only 25 with the last 3 being unused.
Reduce the array size to the correct number of elements and change
the params code to iterate the array 25 times.
Signed-off-by: Heiko Stuebner <[email protected]>
Signed-off-by: Dafna Hirschfeld <[email protected]>
Acked-by: Helen Koike <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
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hist_bins is an array of type __u32. Each entry represents
a 20 bit value. So mask out the unused bits.
Signed-off-by: Dafna Hirschfeld <[email protected]>
Acked-by: Helen Koike <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
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hist_bins is an array of type __u32. Each entry represent
a 20 bit fixed point value as documented inline.
The cast to u8 when setting the values is wrong. Remove it.
Signed-off-by: Dafna Hirschfeld <[email protected]>
Reviewed-by: Heiko Stuebner <[email protected]>
Acked-by: Helen Koike <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
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The DE2 display engine hardware takes physical addresses that do not
need PHYS_BASE subtracted. As a result, they should not be present
on the mbus driver match list. Remove them.
This was tested on the A83T, along with the patch allowing the DMA
range map to be non-NULL and restores a working display.
Fixes: b4bdc4fbf8d0 ("soc: sunxi: Deal with the MBUS DMA offsets in a central place")
Signed-off-by: Paul Kocialkowski <[email protected]>
Signed-off-by: Maxime Ripard <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
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Some i2c device driver indirectly uses I2C driver when it is now
being suspended. The i2c devices driver is suspended during the
NOIRQ phase and this cannot be changed due to other dependencies.
Therefore, we also need to move the suspend handling for the I2C
controller driver to the NOIRQ phase as well.
Signed-off-by: Qii Wang <[email protected]>
Signed-off-by: Wolfram Sang <[email protected]>
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Legacy pmem namespaces lost support for the "resource" attribute when
the code was cleaned up to put the permission visibility in the
declaration. Restore this by listing 'resource' in the default
attributes.
A new ndctl regression test for pfn_to_online_page() corner cases builds
on this fix.
Fixes: bfd2e9140656 ("libnvdimm: Simplify root read-only definition for the 'resource' attribute")
Cc: Vishal Verma <[email protected]>
Cc: Dave Jiang <[email protected]>
Cc: Ira Weiny <[email protected]>
Cc: <[email protected]>
Link: https://lore.kernel.org/r/161052334995.1805594.12054873528154362921.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Dan Williams <[email protected]>
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Adding support for Cinterion device MV31 for enumeration with
PID 0x00B3 and 0x00B7.
usb-devices output for 0x00B3
T: Bus=04 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 6 Spd=5000 MxCh= 0
D: Ver= 3.20 Cls=ef(misc ) Sub=02 Prot=01 MxPS= 9 #Cfgs= 1
P: Vendor=1e2d ProdID=00b3 Rev=04.14
S: Manufacturer=Cinterion
S: Product=Cinterion PID 0x00B3 USB Mobile Broadband
S: SerialNumber=b3246eed
C: #Ifs= 6 Cfg#= 1 Atr=a0 MxPwr=896mA
I: If#=0x0 Alt= 0 #EPs= 1 Cls=02(commc) Sub=0e Prot=00 Driver=cdc_mbim
I: If#=0x1 Alt= 1 #EPs= 2 Cls=0a(data ) Sub=00 Prot=02 Driver=cdc_mbim
I: If#=0x2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
I: If#=0x3 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=ff Prot=ff Driver=cdc_wdm
I: If#=0x4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
I: If#=0x5 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=option
usb-devices output for 0x00B7
T: Bus=04 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 5 Spd=5000 MxCh= 0
D: Ver= 3.20 Cls=ef(misc ) Sub=02 Prot=01 MxPS= 9 #Cfgs= 1
P: Vendor=1e2d ProdID=00b7 Rev=04.14
S: Manufacturer=Cinterion
S: Product=Cinterion PID 0x00B3 USB Mobile Broadband
S: SerialNumber=b3246eed
C: #Ifs= 4 Cfg#= 1 Atr=a0 MxPwr=896mA
I: If#=0x0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=qmi_wwan
I: If#=0x1 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
I: If#=0x2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
I: If#=0x3 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=option
Signed-off-by: Christoph Schemmel <[email protected]>
Cc: [email protected]
Signed-off-by: Johan Hovold <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux
Saeed Mahameed says:
====================
mlx5 fixes 2021-01-26
This series introduces some fixes to mlx5 driver.
* tag 'mlx5-fixes-2021-01-26' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux:
net/mlx5: CT: Fix incorrect removal of tuple_nat_node from nat rhashtable
net/mlx5e: Revert parameters on errors when changing MTU and LRO state without reset
net/mlx5e: Revert parameters on errors when changing trust state without reset
net/mlx5e: Correctly handle changing the number of queues when the interface is down
net/mlx5e: Fix CT rule + encap slow path offload and deletion
net/mlx5e: Disable hw-tc-offload when MLX5_CLS_ACT config is disabled
net/mlx5: Maintain separate page trees for ECPF and PF functions
net/mlx5e: Fix IPSEC stats
net/mlx5e: Reduce tc unsupported key print level
net/mlx5e: free page before return
net/mlx5e: E-switch, Fix rate calculation for overflow
net/mlx5: Fix memory leak on flow table creation error flow
====================
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>
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Ensure that received Command-Response Queue (CRQ) entries are
properly read in order by the driver. dma_rmb barrier has
been added before accessing the CRQ descriptor to ensure
the entire descriptor is read before processing.
Fixes: 032c5e82847a ("Driver for IBM System i/p VNIC protocol")
Signed-off-by: Lijun Pan <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can
Marc Kleine-Budde says:
====================
pull-request: can 2021-01-27
The patch is by Dan Carpenter and fixes a potential information leak in
can_fill_info().
* tag 'linux-can-fixes-for-5.11-20210127' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can:
can: dev: prevent potential information leak in can_fill_info()
====================
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/net-queue
Anthony Nguyen says:
====================
Intel Wired LAN Driver Updates 2021-01-26
This series contains updates to the ice, i40e, and igc driver.
Henry corrects setting an unspecified protocol to IPPROTO_NONE instead of
0 for IPv6 flexbytes filters for ice.
Nick fixes the IPv6 extension header being processed incorrectly and
updates the netdev->dev_addr if it exists in hardware as it may have been
modified outside the ice driver.
Brett ensures a user cannot request more channels than available LAN MSI-X
and fixes the minimum allocation logic as it was incorrectly trying to use
more MSI-X than allocated for ice.
Stefan Assmann minimizes the delay between getting and using the VSI
pointer to prevent a possible crash for i40e.
Corinna Vinschen fixes link speed advertising for igc.
* '100GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/net-queue:
igc: fix link speed advertising
i40e: acquire VSI pointer only after VF is initialized
ice: Fix MSI-X vector fallback logic
ice: Don't allow more channels than LAN MSI-X available
ice: update dev_addr in ice_set_mac_address even if HW filter exists
ice: Implement flow for IPv6 next header (extension header)
ice: fix FDir IPv6 flexbyte
====================
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>
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The commit e0d072782c73 ("dma-mapping: introduce DMA range map,
supplanting dma_pfn_offset") always update dma_range_map even though it was
already set, like in the sunxi_mbus driver. the issue is reported at [1].
This patch avoid this(Updating it only when dev has valid dma-ranges).
Meanwhile, dma_range_map contains the devices' dma_ranges information,
This patch moves dma_range_map before of_iommu_configure. The iommu
driver may need to know the dma_address requirements of its iommu
consumer devices.
[1] https://lore.kernel.org/linux-arm-kernel/[email protected]/
CC: Frank Rowand <[email protected]>
Fixes: e0d072782c73 ("dma-mapping: introduce DMA range map, supplanting dma_pfn_offset"),
Suggested-by: Robin Murphy <[email protected]>
Signed-off-by: Yong Wu <[email protected]>
Signed-off-by: Paul Kocialkowski <[email protected]>
Reviewed-by: Rob Herring <[email protected]>
Reviewed-by: Robin Murphy <[email protected]>
Signed-off-by: Rob Herring <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
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This reverts commit 4257f7e008ea394fcecc050f1569c3503b8bcc15.
Kenneth reported that after 4257f7e008ea, he sees a torrent of disk I/O
errors on his NVMe device after suspend/resume until a reboot.
Link: https://lore.kernel.org/linux-pci/20201228040513.GA611645@bjorn-Precision-5520/
Reported-by: Kenneth R. Crudup <[email protected]>
Signed-off-by: Bjorn Helgaas <[email protected]>
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When set_config changes a line from input to output debounce is
implicitly disabled, as debounce makes no sense for outputs, but the
debounce period is not being cleared and is still reported in the
line info.
So clear the debounce period when the debouncer is stopped in
edge_detector_stop().
Fixes: 65cff7046406 ("gpiolib: cdev: support setting debounce")
Cc: [email protected]
Signed-off-by: Kent Gibson <[email protected]>
Reviewed-by: Linus Walleij <[email protected]>
Signed-off-by: Bartosz Golaszewski <[email protected]>
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Address issue observed on real world system with suboptimal IORT table
where DMA masks of PCI devices would get set to 0 as result.
iort_dma_setup() would query the root complex'/named component IORT
entry for a DMA mask, and use that over the one the device has been
configured with earlier.
Ideally we want to use the minimum mask of what the IORT contains for
the root complex and what the device was configured with.
Fixes: 5ac65e8c8941 ("ACPI/IORT: Support address size limit for root complexes")
Signed-off-by: Moritz Fischer <[email protected]>
Reviewed-by: Robin Murphy <[email protected]>
Acked-by: Lorenzo Pieralisi <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Catalin Marinas <[email protected]>
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The queues assigned to a matrix mediated device are currently reset when:
* The VFIO_DEVICE_RESET ioctl is invoked
* The mdev fd is closed by userspace (QEMU)
* The mdev is removed from sysfs.
Immediately after the reset of a queue, a call is made to disable
interrupts for the queue. This is entirely unnecessary because the reset of
a queue disables interrupts, so this will be removed.
Furthermore, vfio_ap_irq_disable() does an unconditional PQAP/AQIC which
can result in a specification exception (when the corresponding facility
is not available), so this is actually a bugfix.
Signed-off-by: Tony Krowiak <[email protected]>
[[email protected]: minor rework before merging]
Signed-off-by: Halil Pasic <[email protected]>
Fixes: ec89b55e3bce ("s390: ap: implement PAPQ AQIC interception in kernel")
Cc: <[email protected]>
Signed-off-by: Vasily Gorbik <[email protected]>
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The vfio_ap device driver registers a group notifier with VFIO when the
file descriptor for a VFIO mediated device for a KVM guest is opened to
receive notification that the KVM pointer is set (VFIO_GROUP_NOTIFY_SET_KVM
event). When the KVM pointer is set, the vfio_ap driver takes the
following actions:
1. Stashes the KVM pointer in the vfio_ap_mdev struct that holds the state
of the mediated device.
2. Calls the kvm_get_kvm() function to increment its reference counter.
3. Sets the function pointer to the function that handles interception of
the instruction that enables/disables interrupt processing.
4. Sets the masks in the KVM guest's CRYCB to pass AP resources through to
the guest.
In order to avoid memory leaks, when the notifier is called to receive
notification that the KVM pointer has been set to NULL, the vfio_ap device
driver should reverse the actions taken when the KVM pointer was set.
Fixes: 258287c994de ("s390: vfio-ap: implement mediated device open callback")
Signed-off-by: Tony Krowiak <[email protected]>
Reviewed-by: Halil Pasic <[email protected]>
Reviewed-by: Cornelia Huck <[email protected]>
Cc: [email protected]
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Christian Borntraeger <[email protected]>
Signed-off-by: Vasily Gorbik <[email protected]>
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The "bec" struct isn't necessarily always initialized. For example, the
mcp251xfd_get_berr_counter() function doesn't initialize anything if the
interface is down.
Fixes: 52c793f24054 ("can: netlink support for bus-error reporting and counters")
Link: https://lore.kernel.org/r/YAkaRdRJncsJO8Ve@mwanda
Signed-off-by: Dan Carpenter <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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The recent fix for handling the UIP bit unearthed another issue in the RTC
code. If the RTC is advertised but the readout is straight 0xFF because
it's not available, the old code just proceeded with crappy values, but the
new code hangs because it waits for the UIP bit to become low.
Add a sanity check in the RTC CMOS probe function which reads the RTC_VALID
register (Register D) which should have bit 0-6 cleared. If that's not the
case then fail to register the CMOS.
Add the same check to mc146818_get_time(), warn once when the condition
is true and invalidate the rtc_time data.
Reported-by: Mickaël Salaün <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Tested-by: Mickaël Salaün <[email protected]>
Acked-by: Alexandre Belloni <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
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In commit 3499ba8198ca ("xen: Fix event channel callback via INTX/GSI")
I reworked the triggering of xenbus_probe().
I tried to simplify things by taking out the workqueue based startup
triggered from wake_waiting(); the somewhat poorly named xenbus IRQ
handler.
I missed the fact that in the XS_LOCAL case (Dom0 starting its own
xenstored or xenstore-stubdom, which happens after the kernel is booted
completely), that IRQ-based trigger is still actually needed.
So... put it back, except more cleanly. By just spawning a xenbus_probe
thread which waits on xb_waitq and runs the probe the first time it
gets woken, just as the workqueue-based hack did.
This is actually a nicer approach for *all* the back ends with different
interrupt methods, and we can switch them all over to that without the
complex conditions for when to trigger it. But not in -rc6. This is
the minimal fix for the regression, although it's a step in the right
direction instead of doing a partial revert and actually putting the
workqueue back. It's also simpler than the workqueue.
Fixes: 3499ba8198ca ("xen: Fix event channel callback via INTX/GSI")
Reported-by: Juergen Gross <[email protected]>
Signed-off-by: David Woodhouse <[email protected]>
Reviewed-by: Juergen Gross <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Juergen Gross <[email protected]>
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fec_restart() does a hard reset of the MAC module when the link status
changes to up. This temporarily resets the R_CNTRL register which controls
the MII mode of the ENET_OUT clock. In the case of RMII, the clock
frequency momentarily drops from 50MHz to 25MHz until the register is
reconfigured. Some link partners do not tolerate this glitch and
invalidate the link causing failure to establish a stable link when using
PHY polling mode. Since as per IEEE802.3 the criteria for link validity
are PHY-specific, what the partner should tolerate cannot be assumed, so
avoid resetting the MII clock by using software reset instead of hardware
reset when the link is up. This is generally relevant only if the SoC
provides the clock to an external PHY and the PHY is configured for RMII.
Signed-off-by: Laurent Badel <[email protected]>
Signed-off-by: Jakub Kicinski <[email protected]>
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Function __team_compute_features() is protected by team->lock
mutex when it is called from team_compute_features() used when
features of an underlying device is changed. This causes
a deadlock when NETDEV_FEAT_CHANGE notifier for underlying device
is fired due to change propagated from team driver (e.g. MTU
change). It's because callbacks like team_change_mtu() or
team_vlan_rx_{add,del}_vid() protect their port list traversal
by team->lock mutex.
Example (r8169 case where this driver disables TSO for certain MTU
values):
...
[ 6391.348202] __mutex_lock.isra.6+0x2d0/0x4a0
[ 6391.358602] team_device_event+0x9d/0x160 [team]
[ 6391.363756] notifier_call_chain+0x47/0x70
[ 6391.368329] netdev_update_features+0x56/0x60
[ 6391.373207] rtl8169_change_mtu+0x14/0x50 [r8169]
[ 6391.378457] dev_set_mtu_ext+0xe1/0x1d0
[ 6391.387022] dev_set_mtu+0x52/0x90
[ 6391.390820] team_change_mtu+0x64/0xf0 [team]
[ 6391.395683] dev_set_mtu_ext+0xe1/0x1d0
[ 6391.399963] do_setlink+0x231/0xf50
...
In fact team_compute_features() called from team_device_event()
does not need to be protected by team->lock mutex and rcu_read_lock()
is sufficient there for port list traversal.
Fixes: 3d249d4ca7d0 ("net: introduce ethernet teaming device")
Cc: Saeed Mahameed <[email protected]>
Signed-off-by: Ivan Vecera <[email protected]>
Reviewed-by: Cong Wang <[email protected]>
Reviewed-by: Jiri Pirko <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>
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If a non nat tuple entry is inserted just to the regular tuples
rhashtable (ct_tuples_ht) and not to natted tuples rhashtable
(ct_nat_tuples_ht). Commit bc562be9674b ("net/mlx5e: CT: Save ct entries
tuples in hashtables") mixed up the return labels and names sot that on
cleanup or failure we still try to remove for the natted tuples rhashtable.
Fix that by correctly checking if a natted tuples insertion
before removing it. While here make it more readable.
Fixes: bc562be9674b ("net/mlx5e: CT: Save ct entries tuples in hashtables")
Reviewed-by: Roi Dayan <[email protected]>
Signed-off-by: Paul Blakey <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
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without reset
Sometimes, channel params are changed without recreating the channels.
It happens in two basic cases: when the channels are closed, and when
the parameter being changed doesn't affect how channels are configured.
Such changes invoke a hardware command that might fail. The whole
operation should be reverted in such cases, but the code that restores
the parameters' values in the driver was missing. This commit adds this
handling.
Fixes: 2e20a151205b ("net/mlx5e: Fail safe mtu and lro setting")
Signed-off-by: Maxim Mikityanskiy <[email protected]>
Reviewed-by: Tariq Toukan <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
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Trust state may be changed without recreating the channels. It happens
when the channels are closed, and when channel parameters (min inline
mode) stay the same after changing the trust state. Changing the trust
state is a hardware command that may fail. The current code didn't
restore the channel parameters to their old values if an error happened
and the channels were closed. This commit adds handling for this case.
Fixes: 6e0504c69811 ("net/mlx5e: Change inline mode correctly when changing trust state")
Signed-off-by: Maxim Mikityanskiy <[email protected]>
Reviewed-by: Tariq Toukan <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
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is down
This commit addresses two issues related to changing the number of
queues when the channels are closed:
1. Missing call to mlx5e_num_channels_changed to update
real_num_tx_queues when the number of TCs is changed.
2. When mlx5e_num_channels_changed returns an error, the channel
parameters must be reverted.
Two Fixes: tags correspond to the first commits where these two issues
were introduced.
Fixes: 3909a12e7913 ("net/mlx5e: Fix configuration of XPS cpumasks and netdev queues in corner cases")
Fixes: fa3748775b92 ("net/mlx5e: Handle errors from netif_set_real_num_{tx,rx}_queues")
Signed-off-by: Maxim Mikityanskiy <[email protected]>
Reviewed-by: Tariq Toukan <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
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Currently, if a neighbour isn't valid when offloading tunnel encap rules,
we offload the original match and replace the original action with
"goto slow path" action. For this we use a temporary flow attribute based
on the original flow attribute and then change the action. Flow flags,
which among those is the CT flag, are still shared for the slow path rule
offload, so we end up parsing this flow as a CT + goto slow path rule.
Besides being unnecessary, CT action offload saves extra information in
the passed flow attribute, such as created ct_flow and mod_hdr, which
is lost onces the temporary flow attribute is freed.
When a neigh is updated and is valid, we offload the original CT rule
with original CT action, which again creates a ct_flow and mod_hdr
and saves it in the flow's original attribute. Then we delete the slow
path rule with a temporary flow attribute based on original updated
flow attribute, and we free the relevant ct_flow and mod_hdr.
Then when tc deletes this flow, we try to free the ct_flow and mod_hdr
on the flow's attribute again.
To fix the issue, skip all furture proccesing (CT/Sample/Split rules)
in offload/unoffload of slow path rules.
Call trace:
[ 758.850525] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000218
[ 758.952987] Internal error: Oops: 96000005 [#1] PREEMPT SMP
[ 758.964170] Modules linked in: act_csum(E) act_pedit(E) act_tunnel_key(E) act_ct(E) nf_flow_table(E) xt_nat(E) ip6table_filter(E) ip6table_nat(E) xt_comment(E) ip6_tables(E) xt_conntrack(E) xt_MASQUERADE(E) nf_conntrack_netlink(E) xt_addrtype(E) iptable_filter(E) iptable_nat(E) bpfilter(E) br_netfilter(E) bridge(E) stp(E) llc(E) xfrm_user(E) overlay(E) act_mirred(E) act_skbedit(E) rdma_ucm(OE) rdma_cm(OE) iw_cm(OE) ib_ipoib(OE) ib_cm(OE) ib_umad(OE) esp6_offload(E) esp6(E) esp4_offload(E) esp4(E) xfrm_algo(E) mlx5_ib(OE) ib_uverbs(OE) geneve(E) ip6_udp_tunnel(E) udp_tunnel(E) nfnetlink_cttimeout(E) nfnetlink(E) mlx5_core(OE) act_gact(E) cls_flower(E) sch_ingress(E) openvswitch(E) nsh(E) nf_conncount(E) nf_nat(E) mlxfw(OE) psample(E) nf_conntrack(E) nf_defrag_ipv4(E) vfio_mdev(E) mdev(E) ib_core(OE) mlx_compat(OE) crct10dif_ce(E) uio_pdrv_genirq(E) uio(E) i2c_mlx(E) mlxbf_pmc(E) sbsa_gwdt(E) mlxbf_gige(E) gpio_mlxbf2(E) mlxbf_pka(E) mlx_trio(E) mlx_bootctl(E) bluefield_edac(E) knem(O)
[ 758.964225] ip_tables(E) mlxbf_tmfifo(E) ipv6(E) crc_ccitt(E) nf_defrag_ipv6(E)
[ 759.154186] CPU: 5 PID: 122 Comm: kworker/u16:1 Tainted: G OE 5.4.60-mlnx.52.gde81e85 #1
[ 759.172870] Hardware name: https://www.mellanox.com BlueField SoC/BlueField SoC, BIOS BlueField:3.5.0-2-gc1b5d64 Jan 4 2021
[ 759.195466] Workqueue: mlx5e mlx5e_rep_neigh_update [mlx5_core]
[ 759.207344] pstate: a0000005 (NzCv daif -PAN -UAO)
[ 759.217003] pc : mlx5_del_flow_rules+0x5c/0x160 [mlx5_core]
[ 759.228229] lr : mlx5_del_flow_rules+0x34/0x160 [mlx5_core]
[ 759.405858] Call trace:
[ 759.410804] mlx5_del_flow_rules+0x5c/0x160 [mlx5_core]
[ 759.421337] __mlx5_eswitch_del_rule.isra.43+0x5c/0x1c8 [mlx5_core]
[ 759.433963] mlx5_eswitch_del_offloaded_rule_ct+0x34/0x40 [mlx5_core]
[ 759.446942] mlx5_tc_rule_delete_ct+0x68/0x74 [mlx5_core]
[ 759.457821] mlx5_tc_ct_delete_flow+0x160/0x21c [mlx5_core]
[ 759.469051] mlx5e_tc_unoffload_fdb_rules+0x158/0x168 [mlx5_core]
[ 759.481325] mlx5e_tc_encap_flows_del+0x140/0x26c [mlx5_core]
[ 759.492901] mlx5e_rep_update_flows+0x11c/0x1ec [mlx5_core]
[ 759.504127] mlx5e_rep_neigh_update+0x160/0x200 [mlx5_core]
[ 759.515314] process_one_work+0x178/0x400
[ 759.523350] worker_thread+0x58/0x3e8
[ 759.530685] kthread+0x100/0x12c
[ 759.537152] ret_from_fork+0x10/0x18
[ 759.544320] Code: 97ffef55 51000673 3100067f 54ffff41 (b9421ab3)
[ 759.556548] ---[ end trace fab818bb1085832d ]---
Fixes: 4c3844d9e97e ("net/mlx5e: CT: Introduce connection tracking")
Signed-off-by: Paul Blakey <[email protected]>
Reviewed-by: Roi Dayan <[email protected]>
Reviewed-by: Vlad Buslov <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
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The cited commit introduce new CONFIG_MLX5_CLS_ACT kconfig variable
to control compilation of TC hardware offloads implementation.
When this configuration is disabled the driver is still wrongly
reports in ethtool that hw-tc-offload is supported.
Fixed by reporting hw-tc-offload is supported only when
CONFIG_MLX5_CLS_ACT is enabled.
Fixes: d956873f908c ("net/mlx5e: Introduce kconfig var for TC support")
Signed-off-by: Maor Dickman <[email protected]>
Reviewed-by: Vlad Buslov <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
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Pages for the host PF and ECPF were stored in the same tree, so the ECPF
pages were being freed along with the host PF's when the host driver
unloaded.
Combine the function ID and ECPF flag to use as an index into the
x-array containing the trees to get a different tree for the host PF and
ECPF.
Fixes: c6168161f693 ("net/mlx5: Add support for release all pages event")
Signed-off-by: Daniel Jurgens <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
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When IPSEC offload isn't active, the number of stats is not zero, but
the strings are not filled, leading to exposing stats with empty names.
Fix this by using the same condition for NUM_STATS and FILL_STRS.
Fixes: 0aab3e1b04ae ("net/mlx5e: IPSec, Expose IPsec HW stat only for supporting HW")
Signed-off-by: Maxim Mikityanskiy <[email protected]>
Reviewed-by: Raed Salem <[email protected]>
Reviewed-by: Tariq Toukan <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
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"Unsupported key used:" appears in kernel log when flows with
unsupported key are used, arp fields for example.
OpenVSwitch was changed to match on arp fields by default that
caused this warning to appear in kernel log for every arp rule, which
can be a lot.
Fix by lowering print level from warning to debug.
Fixes: e3a2b7ed018e ("net/mlx5e: Support offload cls_flower with drop action")
Signed-off-by: Maor Dickman <[email protected]>
Reviewed-by: Roi Dayan <[email protected]>
Reviewed-by: Saeed Mahameed <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
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Instead of directly return, goto the error handling label to free
allocated page.
Fixes: 5f29458b77d5 ("net/mlx5e: Support dump callback in TX reporter")
Signed-off-by: Pan Bian <[email protected]>
Reviewed-by: Leon Romanovsky <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
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rate_bytes_ps is a 64-bit field. It passed as 32-bit field to
apply_police_params(). Due to this when police rate is higher
than 4Gbps, 32-bit calculation ignores the carry. This results
in incorrect rate configurationn the device.
Fix it by performing 64-bit calculation.
Fixes: fcb64c0f5640 ("net/mlx5: E-Switch, add ingress rate support")
Signed-off-by: Parav Pandit <[email protected]>
Reviewed-by: Eli Cohen <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
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When we create the ft object we also init rhltable in ft->fgs_hash.
So in error flow before kfree of ft we need to destroy that rhltable.
Fixes: 693c6883bbc4 ("net/mlx5: Add hash table for flow groups in flow table")
Signed-off-by: Roi Dayan <[email protected]>
Reviewed-by: Maor Dickman <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211
Johannes Berg says:
====================
A couple of fixes:
* fix 160 MHz channel switch in mac80211
* fix a staging driver to not deadlock due to some
recent cfg80211 changes
* fix NULL-ptr deref if cfg80211 returns -EINPROGRESS
to wext (syzbot)
* pause TX in mac80211 in type change to prevent crashes
(syzbot)
* tag 'mac80211-for-net-2021-01-26' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211:
staging: rtl8723bs: fix wireless regulatory API misuse
mac80211: pause TX while changing interface type
wext: fix NULL-ptr-dereference with cfg80211's lack of commit()
mac80211: 160MHz with extended NSS BW in CSA
====================
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers
Kalle Valo says:
====================
wireless-drivers fixes for v5.11
Second set of fixes for v5.11. Like in last time we again have more
fixes than usual Actually a bit too much for my liking in this state
of the cycle, but due to unrelated challenges I was only able to
submit them now.
We have few important crash fixes, iwlwifi modifying read-only data
being the most reported issue, and also smaller fixes to iwlwifi.
mt76
* fix a clang warning about enum usage
* fix rx buffer refcounting crash
mt7601u
* fix rx buffer refcounting crash
* fix crash when unbplugging the device
iwlwifi
* fix a crash where we were modifying read-only firmware data
* lots of smaller fixes all over the driver
* tag 'wireless-drivers-2021-01-26' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers: (24 commits)
mt7601u: fix kernel crash unplugging the device
iwlwifi: queue: bail out on invalid freeing
iwlwifi: mvm: guard against device removal in reprobe
iwlwifi: Fix IWL_SUBDEVICE_NO_160 macro to use the correct bit.
iwlwifi: mvm: clear IN_D3 after wowlan status cmd
iwlwifi: pcie: add rules to match Qu with Hr2
iwlwifi: mvm: invalidate IDs of internal stations at mvm start
iwlwifi: mvm: fix the return type for DSM functions 1 and 2
iwlwifi: pcie: reschedule in long-running memory reads
iwlwifi: pcie: use jiffies for memory read spin time limit
iwlwifi: pcie: fix context info memory leak
iwlwifi: pcie: add a NULL check in iwl_pcie_txq_unmap
iwlwifi: pcie: set LTR on more devices
iwlwifi: queue: don't crash if txq->entries is NULL
iwlwifi: fix the NMI flow for old devices
iwlwifi: pnvm: don't try to load after failures
iwlwifi: pnvm: don't skip everything when not reloading
iwlwifi: pcie: avoid potential PNVM leaks
iwlwifi: mvm: take mutex for calling iwl_mvm_get_sync_time()
iwlwifi: mvm: skip power command when unbinding vif during CSA
...
====================
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>
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net/core/tso.c got recent support for USO, and this broke iwlfifi
because the driver implemented a limited form of GSO.
Providing ->gso_type allows for skb_is_gso_tcp() to provide
a correct result.
Fixes: 3d5b459ba0e3 ("net: tso: add UDP segmentation support")
Signed-off-by: Eric Dumazet <[email protected]>
Reported-by: Ben Greear <[email protected]>
Tested-by: Ben Greear <[email protected]>
Cc: Luca Coelho <[email protected]>
Cc: Johannes Berg <[email protected]>
Link: https://bugzilla.kernel.org/show_bug.cgi?id=209913
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>
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Link speed advertising in igc has two problems:
- When setting the advertisement via ethtool, the link speed is converted
to the legacy 32 bit representation for the intel PHY code.
This inadvertently drops ETHTOOL_LINK_MODE_2500baseT_Full_BIT (being
beyond bit 31). As a result, any call to `ethtool -s ...' drops the
2500Mbit/s link speed from the PHY settings. Only reloading the driver
alleviates that problem.
Fix this by converting the ETHTOOL_LINK_MODE_2500baseT_Full_BIT to the
Intel PHY ADVERTISE_2500_FULL bit explicitly.
- Rather than checking the actual PHY setting, the .get_link_ksettings
function always fills link_modes.advertising with all link speeds
the device is capable of.
Fix this by checking the PHY autoneg_advertised settings and report
only the actually advertised speeds up to ethtool.
Fixes: 8c5ad0dae93c ("igc: Add ethtool support")
Signed-off-by: Corinna Vinschen <[email protected]>
Signed-off-by: Tony Nguyen <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi
Pull spi fixes from Mark Brown:
"One new device ID here, plus an error handling fix - nothing
remarkable in either"
* tag 'spi-fix-v5.11-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi:
spidev: Add cisco device compatible
spi: altera: Fix memory leak on error path
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git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator
Pull regulator fixes from Mark Brown:
"The main thing here is a change to make sure that we don't try to
double resolve the supply of a regulator if we have two probes going
on simultaneously, plus an incremental fix on top of that to resolve a
lockdep issue it introduced.
There's also a patch from Dmitry Osipenko adding stubs for some
functions to avoid build issues in consumers in some configurations"
* tag 'regulator-fix-v5.11-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator:
regulator: Fix lockdep warning resolving supplies
regulator: consumer: Add missing stubs to regulator/consumer.h
regulator: core: avoid regulator_resolve_supply() race condition
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This change simplifies the VF initialization check and also minimizes
the delay between acquiring the VSI pointer and using it. As known by
the commit being fixed, there is a risk of the VSI pointer getting
changed. Therefore minimize the delay between getting and using the
pointer.
Fixes: 9889707b06ac ("i40e: Fix crash caused by stress setting of VF MAC addresses")
Signed-off-by: Stefan Assmann <[email protected]>
Reviewed-by: Jacob Keller <[email protected]>
Tested-by: Konrad Jankowski <[email protected]>
Signed-off-by: Tony Nguyen <[email protected]>
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The current MSI-X enablement logic tries to enable best-case MSI-X
vectors and if that fails we only support a bare-minimum set. This
includes a single MSI-X for 1 Tx and 1 Rx queue and a single MSI-X
for the OICR interrupt. Unfortunately, the driver fails to load when we
don't get as many MSI-X as requested for a couple reasons.
First, the code to allocate MSI-X in the driver tries to allocate
num_online_cpus() MSI-X for LAN traffic without caring about the number
of MSI-X actually enabled/requested from the kernel for LAN traffic.
So, when calling ice_get_res() for the PF VSI, it returns failure
because the number of available vectors is less than requested. Fix
this by not allowing the PF VSI to allocation more than
pf->num_lan_msix MSI-X vectors and pf->num_lan_msix Rx/Tx queues.
Limiting the number of queues is done because we don't want more than
1 Tx/Rx queue per interrupt due to performance conerns.
Second, the driver assigns pf->num_lan_msix = 2, to account for LAN
traffic and the OICR. However, pf->num_lan_msix is only meant for LAN
MSI-X. This is causing a failure when the PF VSI tries to
allocate/reserve the minimum pf->num_lan_msix because the OICR MSI-X has
already been reserved, so there may not be enough MSI-X vectors left.
Fix this by setting pf->num_lan_msix = 1 for the failure case. Then the
ICE_MIN_MSIX accounts for the LAN MSI-X and the OICR MSI-X needed for
the failure case.
Update the related defines used in ice_ena_msix_range() to align with
the above behavior and remove the unused RDMA defines because RDMA is
currently not supported. Also, remove the now incorrect comment.
Fixes: 152b978a1f90 ("ice: Rework ice_ena_msix_range")
Signed-off-by: Brett Creeley <[email protected]>
Tested-by: Tony Brelinski <[email protected]>
Signed-off-by: Tony Nguyen <[email protected]>
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Currently users could create more channels than LAN MSI-X available.
This is happening because there is no check against pf->num_lan_msix
when checking the max allowed channels and will cause performance issues
if multiple Tx and Rx queues are tied to a single MSI-X. Fix this by not
allowing more channels than LAN MSI-X available in pf->num_lan_msix.
Fixes: 87324e747fde ("ice: Implement ethtool ops for channels")
Signed-off-by: Brett Creeley <[email protected]>
Tested-by: Tony Brelinski <[email protected]>
Signed-off-by: Tony Nguyen <[email protected]>
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Fix the driver to copy the MAC address configured in ndo_set_mac_address
into dev_addr, even if the MAC filter already exists in HW. In some
situations (e.g. bonding) the netdev's dev_addr could have been modified
outside of the driver, with no change to the HW filter, so the driver
cannot assume that they match.
Fixes: 757976ab16be ("ice: Fix check for removing/adding mac filters")
Signed-off-by: Nick Nunley <[email protected]>
Tested-by: Tony Brelinski <[email protected]>
Signed-off-by: Tony Nguyen <[email protected]>
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This patch is based on a similar change to i40e by Slawomir Laba:
"i40e: Implement flow for IPv6 next header (extension header)".
When a packet contains an IPv6 header with next header which is
an extension header and not a protocol one, the kernel function
skb_transport_header called with such sk_buff will return a
pointer to the extension header and not to the TCP one.
The above explained call caused a problem with packet processing
for skb with encapsulation for tunnel with ICE_TX_CTX_EIPT_IPV6.
The extension header was not skipped at all.
The ipv6_skip_exthdr function does check if next header of the IPV6
header is an extension header and doesn't modify the l4_proto pointer
if it points to a protocol header value so its safe to omit the
comparison of exthdr and l4.hdr pointers. The ipv6_skip_exthdr can
return value -1. This means that the skipping process failed
and there is something wrong with the packet so it will be dropped.
Fixes: a4e82a81f573 ("ice: Add support for tunnel offloads")
Signed-off-by: Nick Nunley <[email protected]>
Tested-by: Tony Brelinski <[email protected]>
Signed-off-by: Tony Nguyen <[email protected]>
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The packet classifier would occasionally misrecognize an IPv6 training
packet when the next protocol field was 0. The correct value for
unspecified protocol is IPPROTO_NONE.
Fixes: 165d80d6adab ("ice: Support IPv6 Flow Director filters")
Signed-off-by: Henry Tieman <[email protected]>
Reviewed-by: Paul Menzel <[email protected]>
Tested-by: Tony Brelinski <[email protected]>
Signed-off-by: Tony Nguyen <[email protected]>
|
|
raw_fmt->height in never initialized. But width in initialized twice.
Fixes: 88d06362d1d05 ("media: hantro: Refactor for V4L2 API spec compliancy")
Signed-off-by: Ricardo Ribalda <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
Cc: <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
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Missing stm32 directory to Makefile.
Signed-off-by: Yannick Fertre <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
Fixes: 4be5e8648b0c ("media: move CEC platform drivers to a separate directory")
Cc: <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
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During H264 API overhaul subtle bug was introduced Cedrus driver.
Progressive references have both, top and bottom reference flags set.
Cedrus reference list expects only bottom reference flag and only when
interlaced frames are decoded. However, due to a bug in Cedrus check,
exclusivity is not tested and that flag is set also for progressive
references. That causes "jumpy" background with many videos.
Fix that by checking that only bottom reference flag is set in control
and nothing else.
Tested-by: Andre Heider <[email protected]>
Fixes: cfc8c3ed533e ("media: cedrus: h264: Properly configure reference field")
Signed-off-by: Jernej Skrabec <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
Cc: <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
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xhci-mtk needs XHCI_MTK_HOST quirk functions in add_endpoint() and
drop_endpoint() to handle its own sw bandwidth management.
It stores bandwidth data into an internal table every time
add_endpoint() is called, and drops those in drop_endpoint().
But when bandwidth allocation fails at one endpoint, all earlier
allocation from the same interface could still remain at the table.
This patch moves bandwidth management codes to check_bandwidth() and
reset_bandwidth() path. To do so, this patch also adds those functions
to xhci_driver_overrides and lets mtk-xhci to release all failed
endpoints in reset_bandwidth() path.
Fixes: 08e469de87a2 ("usb: xhci-mtk: supports bandwidth scheduling with multi-TT")
Signed-off-by: Ikjoon Jang <[email protected]>
Link: https://lore.kernel.org/r/20210113180444.v6.1.Id0d31b5f3ddf5e734d2ab11161ac5821921b1e1e@changeid
Cc: stable <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
|