| Age | Commit message (Collapse) | Author |
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When vxlan interface is deleted, all fdbs are deleted by vxlan_flush().
vxlan_flush() flushes fdbs but it doesn't delete fdb, which contains
all-zeros-mac because it is deleted by vxlan_uninit().
But vxlan_uninit() deletes only the fdb, which contains both all-zeros-mac
and default vni.
So, the fdb, which contains both all-zeros-mac and non-default vni
will not be deleted.
Test commands:
ip link add vxlan0 type vxlan dstport 4789 external
ip link set vxlan0 up
bridge fdb add to 00:00:00:00:00:00 dst 172.0.0.1 dev vxlan0 via lo \
src_vni 10000 self permanent
ip link del vxlan0
kmemleak reports as follows:
unreferenced object 0xffff9486b25ced88 (size 96):
comm "bridge", pid 2151, jiffies 4294701712 (age 35506.901s)
hex dump (first 32 bytes):
02 00 00 00 ac 00 00 01 40 00 09 b1 86 94 ff ff ........@.......
46 02 00 00 00 00 00 00 a7 03 00 00 12 b5 6a 6b F.............jk
backtrace:
[<00000000c10cf651>] vxlan_fdb_append.part.51+0x3c/0xf0 [vxlan]
[<000000006b31a8d9>] vxlan_fdb_create+0x184/0x1a0 [vxlan]
[<0000000049399045>] vxlan_fdb_update+0x12f/0x220 [vxlan]
[<0000000090b1ef00>] vxlan_fdb_add+0x12a/0x1b0 [vxlan]
[<0000000056633c2c>] rtnl_fdb_add+0x187/0x270
[<00000000dd5dfb6b>] rtnetlink_rcv_msg+0x264/0x490
[<00000000fc44dd54>] netlink_rcv_skb+0x4a/0x110
[<00000000dff433e7>] netlink_unicast+0x18e/0x250
[<00000000b87fb421>] netlink_sendmsg+0x2e9/0x400
[<000000002ed55153>] ____sys_sendmsg+0x237/0x260
[<00000000faa51c66>] ___sys_sendmsg+0x88/0xd0
[<000000006c3982f1>] __sys_sendmsg+0x4e/0x80
[<00000000a8f875d2>] do_syscall_64+0x56/0xe0
[<000000003610eefa>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
unreferenced object 0xffff9486b1c40080 (size 128):
comm "bridge", pid 2157, jiffies 4294701754 (age 35506.866s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 f8 dc 42 b2 86 94 ff ff ..........B.....
6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
backtrace:
[<00000000a2981b60>] vxlan_fdb_create+0x67/0x1a0 [vxlan]
[<0000000049399045>] vxlan_fdb_update+0x12f/0x220 [vxlan]
[<0000000090b1ef00>] vxlan_fdb_add+0x12a/0x1b0 [vxlan]
[<0000000056633c2c>] rtnl_fdb_add+0x187/0x270
[<00000000dd5dfb6b>] rtnetlink_rcv_msg+0x264/0x490
[<00000000fc44dd54>] netlink_rcv_skb+0x4a/0x110
[<00000000dff433e7>] netlink_unicast+0x18e/0x250
[<00000000b87fb421>] netlink_sendmsg+0x2e9/0x400
[<000000002ed55153>] ____sys_sendmsg+0x237/0x260
[<00000000faa51c66>] ___sys_sendmsg+0x88/0xd0
[<000000006c3982f1>] __sys_sendmsg+0x4e/0x80
[<00000000a8f875d2>] do_syscall_64+0x56/0xe0
[<000000003610eefa>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
Fixes: 3ad7a4b141eb ("vxlan: support fdb and learning in COLLECT_METADATA mode")
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Acked-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl
Pull pin control fix from Linus Walleij:
"A single last minute pin control fix to the Qualcomm driver fixing
missing dual edge PCH interrupts"
* tag 'pinctrl-v5.8-4' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl:
pinctrl: qcom: Handle broken/missing PDC dual edge IRQs on sc7180
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This is a collection of minor fixes including typos, white space, and
style. No functional changes.
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
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The profile ID map lock should be held till the caller completes
all references of that profile entries.
The current code releases the lock right after the match search.
This caused a driver issue when the profile map entries were
referenced after it was freed in other thread after the lock was
released earlier.
Signed-off-by: Victor Raj <victor.raj@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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Update the PTYPE lookup table to reflect values that can be set by the
hardware.
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
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Disable VLAN pruning when entering promiscuous mode, and re-enable it
when exiting.
Without this VLAN-over-bridge topologies created on the device won't be
functional unless rx-vlan-filter is explicitly disabled with ethtool.
Signed-off-by: Nick Nunley <nicholas.d.nunley@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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In the ice_init_hw_tbls, if the devm_kcalloc for es->written fails, catch
that error and bail out gracefully, instead of continuing with a NULL
pointer.
Fixes: 32d63fa1e9f3 ("ice: Initialize DDP package structures")
Signed-off-by: Surabhi Boob <surabhi.boob@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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This is a port of commit 248de22e638f ("i40e/i40evf: Account for frags
split over multiple descriptors in check linearize")
As part of testing workloads (read/write) using larger IO size (128K)
tx_timeout is observed and whenever it happens, it was due to
tx_linearize.
Signed-off-by: Kiran Patil <kiran.patil@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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Currently VFs are only allowed to get 16, 4, and 1 queue pair by
default, which require 17, 5, and 2 MSI-X vectors respectively. This
is because each VF needs a MSI-X per data queue and a MSI-X for its
other interrupt. The calculation is based on the number of VFs created,
MSI-X available, and queue pairs available at the time of VF creation.
Unfortunately the values above exclude 2 queue pairs when only 3 MSI-X
are available to each VF based on resource constraints. The current
calculation would default to 2 MSI-X and 1 queue pair. This is a waste
of resources, so fix this by allowing 2 queue pairs per VF when there
are between 2 and 5 MSI-X available per VF.
Signed-off-by: Brett Creeley <brett.creeley@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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This fix has been added to address memory leak issues resulting from
triggering a sudden driver reset which does not allow us to follow our
normal removal flows for SW XLT entries for advanced features.
- Adding call to destroy flow profile locks when clearing SW XLT tables.
- Extraction sequence entries were not correctly cleared previously
which could cause ownership conflicts for repeated reset-replay calls.
Fixes: 31ad4e4ee1e4 ("ice: Allocate flow profile")
Signed-off-by: Vignesh Sridhar <vignesh.sridhar@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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Display and count some useful hot-path statistics. The usefulness is as
follows:
- tx_restart: use to determine if the transmit ring size is too small or
if the transmit interrupt rate is too low.
- rx_gro_dropped: use to count drops from GRO layer, which previously were
completely uncounted when occurring.
- tx_busy: use to determine when the driver is miscounting number of
descriptors needed for an skb.
- tx_timeout: as our other drivers, count the number of times we've reset
due to timeout because the kernel only prints a warning once per netdev.
Several of these were already counted but not displayed.
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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The page reuse statistic wasn't even being displayed to the user, even
though the driver counted it. Don't waste the struct space and hot-path
cycles since the driver doesn't display it.
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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Replacing flow profile locks with RSS profile locks in the function to
remove all RSS rules for a given VSI. This is to align the locks used
for RSS rule addition to VSI and removal during VSI teardown to avoid
a race condition owing to several iterations of the above operations.
In function to get RSS rules for given VSI and protocol header replacing
the pointer reference of the RSS entry with a copy of hash value to
ensure thread safety.
Signed-off-by: Vignesh Sridhar <vignesh.sridhar@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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set_rss_lut can fail due to incorrect vsi_id mask. vsi_id is 10 bit
but mask was 0x1FF whereas it should be 0x3FF.
For vsi_num >= 512, FW set_rss_lut can fail with return code
EACCESS (VSI ownership issue) because software was providing
incorrect vsi_num (dropping 10th bit due to incorrect mask) for
set_rss_lut admin command
Signed-off-by: Kiran Patil <kiran.patil@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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The grst_delay variable in ice_check_reset contains the maximum time
(in 100 msec units) that the driver will wait for a reset event to
transition to the Device Active state. The value is the sum of three
separate components:
1) The maximum time it may take for the firmware to process its
outstanding command before handling the reset request.
2) The value in RSTCTL.GRSTDEL (the delay firmware inserts between first
seeing the driver reset request and the actual hardware assertion).
3) The maximum expected reset processing time in hardware.
Referring to this total time as "grst_delay" is misleading and
potentially confusing to someone checking the code and cross-referencing
the hardware specification.
Fix this by renaming the variable to "grst_timeout", which is more
descriptive of its actual use.
Signed-off-by: Nick Nunley <nicholas.d.nunley@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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In certain configurations without power management support, the
following warnings happen:
drivers/net/ethernet/intel/ice/ice_main.c:4214:12: warning:
'ice_resume' defined but not used [-Wunused-function]
4214 | static int ice_resume(struct device *dev)
| ^~~~~~~~~~
drivers/net/ethernet/intel/ice/ice_main.c:4150:12: warning:
'ice_suspend' defined but not used [-Wunused-function]
4150 | static int ice_suspend(struct device *dev)
| ^~~~~~~~~~~
Mark these functions as __maybe_unused to make it clear to the
compiler that this is going to happen based on the configuration,
which is the standard for these types of functions.
Fixes: 769c500dcc1e ("ice: Add advanced power mgmt for WoL")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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The sparse tool complains as follows:
drivers/platform/x86/thinkpad_acpi.c:9636:25: warning:
symbol 'dev_attr_charge_start_threshold' was not declared. Should it be static?
drivers/platform/x86/thinkpad_acpi.c:9642:25: warning:
symbol 'dev_attr_charge_stop_threshold' was not declared. Should it be static?
Those variables are not used outside of thinkpad_acpi.c, so this
commit marks them static.
Fixes: e33929537b76 ("platform/x86: thinkpad_acpi: use standard charge control attribute names")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
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This symbols isn't used anywhere outside of vgaarb.c.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20200801061713.307434-1-hch@lst.de
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Use switch - case to downshift from the current link rate. It's a small
loop now, so fine to be replaced with switch - case. With a loop, it is
confusing and hard to follow as reported below.
The patch d76271d22694: "drm: xlnx: DRM/KMS driver for Xilinx ZynqMP
DisplayPort Subsystem" from Jul 7, 2018, leads to the following
static checker warning:
drivers/gpu/drm/xlnx/zynqmp_dp.c:594 zynqmp_dp_mode_configure()
error: iterator underflow 'bws' (-1)-2
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Hyun Kwon <hyun.kwon@xilinx.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1596065445-4630-1-git-send-email-hyun.kwon@xilinx.com
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git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
Johannes Berg says:
====================
We have a number of changes
* code cleanups and fixups as usual
* AQL & internal TXQ improvements from Felix
* some mesh 802.1X support bits
* some injection improvements from Mathy of KRACK
fame, so we'll see what this results in ;-)
* some more initial S1G supports bits, this time
(some of?) the userspace APIs
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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We expecte prog_p to be protected by rcu, so adding the rcu annotation
to fix the following sparse warning:
drivers/net/tun.c:3003:36: warning: incorrect type in argument 2 (different address spaces)
drivers/net/tun.c:3003:36: expected struct tun_prog [noderef] __rcu **prog_p
drivers/net/tun.c:3003:36: got struct tun_prog **prog_p
drivers/net/tun.c:3292:42: warning: incorrect type in argument 2 (different address spaces)
drivers/net/tun.c:3292:42: expected struct tun_prog **prog_p
drivers/net/tun.c:3292:42: got struct tun_prog [noderef] __rcu **
drivers/net/tun.c:3296:42: warning: incorrect type in argument 2 (different address spaces)
drivers/net/tun.c:3296:42: expected struct tun_prog **prog_p
drivers/net/tun.c:3296:42: got struct tun_prog [noderef] __rcu **
Reported-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux
Saeed Mahameed says:
====================
Mellanox, mlx5 fixes 2020-07-30
This small patchset introduces some fixes to mlx5 driver.
Please pull and let me know if there is any problem.
For -stable v4.18:
('net/mlx5e: fix bpf_prog reference count leaks in mlx5e_alloc_rq')
For -stable v5.7:
('net/mlx5e: E-Switch, Add misc bit when misc fields changed for mirroring')
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue
Tony Nguyen says:
====================
1GbE Intel Wired LAN Driver Updates 2020-07-30
This series contains updates to e100, e1000, e1000e, igb, igbvf, ixgbe,
ixgbevf, iavf, and driver documentation.
Vaibhav Gupta converts legacy .suspend() and .resume() to generic PM
callbacks for e100, igbvf, ixgbe, ixgbevf, and iavf.
Suraj Upadhyay replaces 1 byte memsets with assignments for e1000,
e1000e, igb, and ixgbe.
Alexander Klimov replaces http links with https.
Miaohe Lin replaces uses of memset to clear MAC addresses with
eth_zero_addr().
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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Nowadays output function has a 'synack_type' argument that tells us when
the syn/ack is emitted via syncookies.
The request already tells us when timestamps are supported, so check
both to detect special timestamp for tcp option encoding is needed.
We could remove cookie_ts altogether, but a followup patch would
otherwise need to adjust function signatures to pass 'want_cookie' to
mptcp core.
This way, the 'existing' bit can be used.
Suggested-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-queue
Tony Nguyen says:
====================
Intel Wired LAN Driver Updates 2020-07-30
This series contains updates to the e1000e and igb drivers.
Aaron Ma allows PHY initialization to continue if ULP disable failed for
e1000e.
Francesco Ruggeri fixes race conditions in igb reset that could cause panics.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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Convert to %pM instead of using custom code.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Convert to %pM instead of using custom code.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The (misplaced) comment doesn't make any sense, enforcing an
uninitialized RX buffer won't help with IRQ reduction.
So make the best use of all available RX buffers.
Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Discard events that don't contain any entries. This shouldn't happen,
but subsequent code relies on being able to use entry 0. So better
be safe than accessing garbage.
Fixes: b4d72c08b358 ("qeth: bridgeport support - basic control")
Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Reviewed-by: Alexandra Winter <wintera@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Running a RX refill outside of NAPI context is inherently racy, even
though the worker is only started for an entirely idle RX ring.
>From the moment that the worker has replenished parts of the RX ring,
the HW can use those RX buffers, raise an IRQ and cause our NAPI code to
run concurrently to the RX refill worker.
Instead let the worker schedule our NAPI instance, and refill the RX
ring from there. Keeping accurate count of how many buffers still need
to be refilled also removes some quirky arithmetic from the low-level
code.
Fixes: b333293058aa ("qeth: add support for af_iucv HiperSockets transport")
Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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When preparing a buffer for RX refill, tolerate that it already has a
pool_entry attached. Otherwise we could easily leak such a pool_entry
when re-driving the RX refill after an error (from eg. do_qdio()).
This needs some minor adjustment in the code that drains RX buffer(s)
prior to RX refill and during teardown, so that ->pool_entry is NULLed
accordingly.
Fixes: 4a71df50047f ("qeth: new qeth device driver")
Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next
Johan Hedberg says:
====================
pull request: bluetooth-next 2020-07-31
Here's the main bluetooth-next pull request for 5.9:
- Fix firmware filenames for Marvell chipsets
- Several suspend-related fixes
- Addedd mgmt commands for runtime configuration
- Multiple fixes for Qualcomm-based controllers
- Add new monitoring feature for mgmt
- Fix handling of legacy cipher (E4) together with security level 4
- Add support for Realtek 8822CE controller
- Fix issues with Chinese controllers using fake VID/PID values
- Multiple other smaller fixes & improvements
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c fixes from Wolfram Sang:
"Some I2C core improvements to prevent NULL pointer usage and a
MAINTAINERS update"
* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
i2c: slave: add sanity check when unregistering
i2c: slave: improve sanity check when registering
MAINTAINERS: Update GENI I2C maintainers list
i2c: also convert placeholder function to return errno
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The RoCE spec requires RoCE devices to support only the default pkey.
However the rxe driver maintains a 64 enties pkey table and uses only the
first entry. Remove the pkey table and hard code a table of length one
hard wired with the default pkey. Replace all checks of the pkey_table
with a comparison to the default_pkey instead.
Link: https://lore.kernel.org/r/20200721101618.686110-1-kamalheib1@gmail.com
Signed-off-by: Kamal Heib <kamalheib1@gmail.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
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Since the serial core handles spin lock initialisation,
let the driver rely on it.
Depends-on: f743061a85f5 ("serial: core: Initialise spin lock before use in uart_configure_port()")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20200731123733.22754-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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It is very unlikely for processor to speculate on the func_table index.
The index is uchar and func_table is of size 256. So the compiler would
need to screw up and generate a really bad code.
But to stay on the safe side, forbid speculation on this user passed
index.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Jiri Kosina <jikos@kernel.org>
Link: https://lore.kernel.org/r/20200730105546.24268-1-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Mapping as little as 64GB can take more than 10 seconds, triggering issues
on kernels with CONFIG_PREEMPT_NONE=y.
ib_umem_get() already splits the work in 2MB units on x86_64, adding a
cond_resched() in the long-lasting loop is enough to solve the issue.
Note that sg_alloc_table() can still use more than 100 ms, which is also
problematic. This might be addressed later in ib_umem_add_sg_table(),
adding new blocks in sgl on demand.
Link: https://lore.kernel.org/r/20200730015755.1827498-1-edumazet@google.com
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
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* for-next/read-barrier-depends:
: Allow architectures to override __READ_ONCE()
arm64: Reduce the number of header files pulled into vmlinux.lds.S
compiler.h: Move compiletime_assert() macros into compiler_types.h
checkpatch: Remove checks relating to [smp_]read_barrier_depends()
include/linux: Remove smp_read_barrier_depends() from comments
tools/memory-model: Remove smp_read_barrier_depends() from informal doc
Documentation/barriers/kokr: Remove references to [smp_]read_barrier_depends()
Documentation/barriers: Remove references to [smp_]read_barrier_depends()
locking/barriers: Remove definitions for [smp_]read_barrier_depends()
alpha: Replace smp_read_barrier_depends() usage with smp_[r]mb()
vhost: Remove redundant use of read_barrier_depends() barrier
asm/rwonce: Don't pull <asm/barrier.h> into 'asm-generic/rwonce.h'
asm/rwonce: Remove smp_read_barrier_depends() invocation
alpha: Override READ_ONCE() with barriered implementation
asm/rwonce: Allow __READ_ONCE to be overridden by the architecture
compiler.h: Split {READ,WRITE}_ONCE definitions out into rwonce.h
tools: bpf: Use local copy of headers including uapi/linux/filter.h
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'for-next/cpufeature', 'for-next/acpi', 'for-next/perf', 'for-next/timens', 'for-next/msi-iommu' and 'for-next/trivial' into for-next/core
* for-next/misc:
: Miscellaneous fixes and cleanups
arm64: use IRQ_STACK_SIZE instead of THREAD_SIZE for irq stack
arm64/mm: save memory access in check_and_switch_context() fast switch path
recordmcount: only record relocation of type R_AARCH64_CALL26 on arm64.
arm64: Reserve HWCAP2_MTE as (1 << 18)
arm64/entry: deduplicate SW PAN entry/exit routines
arm64: s/AMEVTYPE/AMEVTYPER
arm64/hugetlb: Reserve CMA areas for gigantic pages on 16K and 64K configs
arm64: stacktrace: Move export for save_stack_trace_tsk()
smccc: Make constants available to assembly
arm64/mm: Redefine CONT_{PTE, PMD}_SHIFT
arm64/defconfig: Enable CONFIG_KEXEC_FILE
arm64: Document sysctls for emulated deprecated instructions
arm64/panic: Unify all three existing notifier blocks
arm64/module: Optimize module load time by optimizing PLT counting
* for-next/vmcoreinfo:
: Export the virtual and physical address sizes in vmcoreinfo
arm64/crash_core: Export TCR_EL1.T1SZ in vmcoreinfo
crash_core, vmcoreinfo: Append 'MAX_PHYSMEM_BITS' to vmcoreinfo
* for-next/cpufeature:
: CPU feature handling cleanups
arm64/cpufeature: Validate feature bits spacing in arm64_ftr_regs[]
arm64/cpufeature: Replace all open bits shift encodings with macros
arm64/cpufeature: Add remaining feature bits in ID_AA64MMFR2 register
arm64/cpufeature: Add remaining feature bits in ID_AA64MMFR1 register
arm64/cpufeature: Add remaining feature bits in ID_AA64MMFR0 register
* for-next/acpi:
: ACPI updates for arm64
arm64/acpi: disallow writeable AML opregion mapping for EFI code regions
arm64/acpi: disallow AML memory opregions to access kernel memory
* for-next/perf:
: perf updates for arm64
arm64: perf: Expose some new events via sysfs
tools headers UAPI: Update tools's copy of linux/perf_event.h
arm64: perf: Add cap_user_time_short
perf: Add perf_event_mmap_page::cap_user_time_short ABI
arm64: perf: Only advertise cap_user_time for arch_timer
arm64: perf: Implement correct cap_user_time
time/sched_clock: Use raw_read_seqcount_latch()
sched_clock: Expose struct clock_read_data
arm64: perf: Correct the event index in sysfs
perf/smmuv3: To simplify code for ioremap page in pmcg
* for-next/timens:
: Time namespace support for arm64
arm64: enable time namespace support
arm64/vdso: Restrict splitting VVAR VMA
arm64/vdso: Handle faults on timens page
arm64/vdso: Add time namespace page
arm64/vdso: Zap vvar pages when switching to a time namespace
arm64/vdso: use the fault callback to map vvar pages
* for-next/msi-iommu:
: Make the MSI/IOMMU input/output ID translation PCI agnostic, augment the
: MSI/IOMMU ACPI/OF ID mapping APIs to accept an input ID bus-specific parameter
: and apply the resulting changes to the device ID space provided by the
: Freescale FSL bus
bus: fsl-mc: Add ACPI support for fsl-mc
bus/fsl-mc: Refactor the MSI domain creation in the DPRC driver
of/irq: Make of_msi_map_rid() PCI bus agnostic
of/irq: make of_msi_map_get_device_domain() bus agnostic
dt-bindings: arm: fsl: Add msi-map device-tree binding for fsl-mc bus
of/device: Add input id to of_dma_configure()
of/iommu: Make of_map_rid() PCI agnostic
ACPI/IORT: Add an input ID to acpi_dma_configure()
ACPI/IORT: Remove useless PCI bus walk
ACPI/IORT: Make iort_msi_map_rid() PCI agnostic
ACPI/IORT: Make iort_get_device_domain IRQ domain agnostic
ACPI/IORT: Make iort_match_node_callback walk the ACPI namespace for NC
* for-next/trivial:
: Trivial fixes
arm64: sigcontext.h: delete duplicated word
arm64: ptrace.h: delete duplicated word
arm64: pgtable-hwdef.h: delete duplicated words
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Fix a missing __iomem tag in the init_pfn() function. This fixes a sparse
warning of the form:
$ make C=2 drivers/pci/switch/
drivers/pci/switch/switchtec.c:... incorrect type assignment(different address spaces)
Fixes: 080b47def5e5 ("MicroSemi Switchtec management interface driver")
Link: https://lore.kernel.org/r/20200728192434.18993-2-logang@deltatee.com
Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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Fix a number of missing __iomem and __user tags in the ioctl functions of
the switchtec driver. This fixes a number of sparse warnings of the form:
$ make C=2 drivers/pci/switch/
drivers/pci/switch/switchtec.c:... incorrect type in ... (different address spaces)
Fixes: 52eabba5bcdb ("switchtec: Add IOCTLs to the Switchtec driver")
Link: https://lore.kernel.org/r/20200728192434.18993-1-logang@deltatee.com
Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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Pull rdma fixes from Jason Gunthorpe:
"Two more merge window regressions, a corruption bug in hfi1 and a few
other small fixes.
- Missing user input validation regression in ucma
- Disallowing a previously allowed user combination regression in
mlx5
- ODP prefetch memory leaking triggerable by userspace
- Memory corruption in hf1 due to faulty ring buffer logic
- Missed mutex initialization crash in mlx5
- Two small defects with RDMA DIM"
* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma:
RDMA/core: Free DIM memory in error unwind
RDMA/core: Stop DIM before destroying CQ
RDMA/mlx5: Initialize QP mutex for the debug kernels
IB/rdmavt: Fix RQ counting issues causing use of an invalid RWQE
RDMA/mlx5: Allow providing extra scatter CQE QP flag
RDMA/mlx5: Fix prefetch memory leak if get_prefetchable_mr fails
RDMA/cm: Add min length checks to user structure copies
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bus->count_cells() parses cells starting from the node's parent. This is
not good enough for parser_init() which is generally parsing a bus node.
Revert to previous behavior using of_bus_n_*_cells().
Fixes: 2f96593ecc37 ("of_address: Add bus type match for pci ranges parser")
Reported-by: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
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After 2f96593ecc37 ("of_address: Add bus type match for pci ranges parser"),
the last user of of_bus_pci_get_flags when CONFIG_PCI is disabled had gone.
This caused unused function warning when compiling without CONFIG_PCI.
Fix by guarding it with CONFIG_PCI.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Fixes: 2f96593ecc37 ("of_address: Add bus type match for pci ranges parser")
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
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Due to the lockless design of the driver, it is theoretically possible
to access a NULL pointer, if a slave interrupt was running while we were
unregistering the slave. To make this rock solid, disable the interrupt
for a short time while we are clearing the interrupt_enable register.
This patch is purely based on code inspection. The OOPS is super-hard to
trigger because clearing SAR (the address) makes interrupts even more
unlikely to happen as well. While here, reinit SCR to SDBS because this
bit should always be set according to documentation. There is no effect,
though, because the interface is disabled.
Fixes: 7b814d852af6 ("i2c: rcar: avoid race when unregistering slave client")
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
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Use kthread_create_worker to simplify the code and optimise
the manager struct: msm_drm_thread. With this change, we
could remove struct element (struct task_struct *thread &
struct kthread_worker worker), instead, use one point (struct
kthread_worker *worker).
Signed-off-by: Bernard Zhao <bernard@vivo.com>
Signed-off-by: Rob Clark <robdclark@chromium.org>
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This commit adds support for the MDP5 IP on Snapdragon
636/660.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Signed-off-by: Rob Clark <robdclark@chromium.org>
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