From: Douglas Anderson
[ Upstream commit 3ca676e4ca60d1834bb77535dafe24169cadacef ]
If we detect that we recursively entered the debugger we should hack
our I/O ops to NULL so that the panic() in the next line won't
actually cause another recursion into the debugger. The first line of
kgdb_pani
Add some tests to cover the kernel memory accounting functionality.
These are covering some issues (and changes) we had recently.
1) A test which allocates a lot of negative dentries, checks memcg
slab statistics, creates memory pressure by setting memory.max
to some low value and checks that some
From: Douglas Anderson
[ Upstream commit 202164fbfa2b2ffa3e66b504e0f126ba9a745006 ]
In commit 81eaadcae81b ("kgdboc: disable the console lock when in
kgdb") we avoided the WARN_CONSOLE_UNLOCKED() yell when we were in
kgdboc. That still works fine, but it turns out that we get a similar
yell whe
Obj_cgroup API provides an ability to account sub-page sized kernel
objects, which potentially outlive the original memory cgroup.
The top-level API consists of the following functions:
bool obj_cgroup_tryget(struct obj_cgroup *objcg);
void obj_cgroup_get(struct obj_cgroup *objcg);
void obj_
On Mon, Jun 8, 2020 at 7:00 PM Denis Efremov wrote:
>
> Redefine GZIP, BZIP2, LZOP variables as KGZIP, KBZIP2, KLZOP resp.
> GZIP, BZIP2, LZOP env variables are reserved by the tools. The original
> attempt to redefine them internally doesn't work in makefiles/scripts
> intercall scenarios, e.g.,
From: Erik Kaneda
[ Upstream commit 6bfe5344b2956d0bee116f1c640aef05e5cddd76 ]
ACPICA commit 3244c1eeba9f9fb9ccedb875f7923a3d85e0c6aa
The status chekcs are used to to avoid NULL pointer dereference on
field objects
Link: https://github.com/acpica/acpica/commit/3244c1ee
Reported-by: Kurt Kennet
From: Saravana Kannan
[ Upstream commit 7a3768c206a006525afc090f92d4d618d8356b92 ]
The commit 4f41fe386a94 ("clocksource/drivers/timer-probe: Avoid
creating dead devices") broke the handling of arm,vexpress-sysreg [1].
The arm,vexpress-sysreg device is handled by both timer-versatile.c and
driv
From: Ioana Ciornei
[ Upstream commit 7596ac9d19a9df25707ecaac0675881f62dd8c18 ]
Mask the consumer index before using it. Without this, we would be
writing frame descriptors beyond the ring size supported by the QBMAN
block.
Fixes: 3b2abda7d28c ("soc: fsl: dpio: Replace QMAN array mode with rin
From: Serge Semin
[ Upstream commit a2ac81c6ef4018ea49c034ce165bb9ea1cf99f3e ]
Commit 1aeba347b3a9 ("MIPS: Hardcode cpu_has_mips* where target ISA
allows") updated the cpu_has_mips* macro to be replaced with a constant
expression where it's possible. By mistake it wasn't done correctly
for cpu_h
Store the obj_cgroup pointer in the corresponding place of
page->obj_cgroups for each allocated non-root slab object.
Make sure that each allocated object holds a reference to obj_cgroup.
Objcg pointer is obtained from the memcg->objcg dereferencing
in memcg_kmem_get_cache() and passed from pre_al
From: Serge Semin
[ Upstream commit cee43dbf2ee3f430434e2b66994eff8a1aeda889 ]
Currently the DW APB Timer driver binds each clockevent timers to a
particular CPU. This isn't good for multiple reasons. First of all seeing
the device is placed on APB bus (which makes it accessible from any CPU
cor
From: Filipe Manana
[ Upstream commit 7e4a3f7ed5d54926ec671bbb13e171cfe179cc50 ]
We are currently treating any non-zero return value from btrfs_next_leaf()
the same way, by going to the code that inserts a new checksum item in the
tree. However if btrfs_next_leaf() returns an error (a value < 0)
From: Josef Bacik
[ Upstream commit bb4f58a747f0421b10645fbf75a6acc88da0de50 ]
On ppc64le with 64k page size (respectively 64k block size) generic/320
was failing and debug output showed we were getting a premature ENOSPC
with a bunch of space in btrfs_fs_info::trans_block_rsv.
This meant there
From: Lorenzo Bianconi
[ Upstream commit fdf433121f82766ff508a6f06665d2aca3e258d5 ]
If the vif is running in station mode the aid will be passed by mac80211
using bss_conf.aid. Fix aid configuration in mt7615_mcu_wtbl_generic_tlv
Fixes: 04b8e65922f6 ("mt76: add mac80211 driver for MT7615 PCIe-b
From: "Darrick J. Wong"
[ Upstream commit 6dcde60efd946e38fac8d276a6ca47492103e856 ]
Dave Airlie reported the following lockdep complaint:
> ==
> WARNING: possible circular locking dependency detected
> 5.7.0-0.rc5.20200515git1ae7efb38854.1
memcg_accumulate_slabinfo() is never called with a non-root
kmem_cache as a first argument, so the is_root_cache(s) check
is redundant and can be removed without any functional change.
Signed-off-by: Roman Gushchin
Reviewed-by: Vlastimil Babka
---
mm/slab_common.c | 3 ---
1 file changed, 3 del
From: Chuhong Yuan
[ Upstream commit 4803c54ca24923a30664bea2a7772db6e7303c51 ]
Calls of the functions clk_disable_unprepare() and hci_free_dev()
were missing for the exception handling.
Thus add the missed function calls together with corresponding
jump targets.
Fixes: 055825614c6b ("Bluetooth
From: Peter Rosin
[ Upstream commit a2b02e4623fb127fa65a13e4ac5aa56e4ae16291 ]
It is not valid to cache/short out selection of the mux.
mux_control_select() only locks the mux until mux_control_deselect()
is called. mux_control_deselect() may put the mux in some low power
state or some other us
From: Jeremy Cline
[ Upstream commit 60cf7c5ed5f7087c4de87a7676b8c82d96fd166c ]
A number of userspace tools, such as systemtap, need a way to see the
current lockdown state so they can gracefully deal with the kernel being
locked down. The state is already exposed in
/sys/kernel/security/lockdow
From: Sven Eckelmann
[ Upstream commit 9ad346c90509ebd983f60da7d082f261ad329507 ]
The commit 8c46fcd78308 ("batman-adv: disable ethtool link speed detection
when auto negotiation off") disabled the usage of ethtool's link_ksetting
when auto negotation was enabled due to invalid values when used
From: Surabhi Boob
[ Upstream commit 1aaef2bc4e0a5ce9e4dd86359e6a0bf52c6aa64f ]
Handle memory leak on filter management initialization failure.
Signed-off-by: Surabhi Boob
Signed-off-by: Tony Nguyen
Tested-by: Andrew Bowers
Signed-off-by: Jeff Kirsher
Signed-off-by: Sasha Levin
---
driver
From: Marta Plantykow
[ Upstream commit c8f135c6ee7851ad72bd4d877216950fcbd45fb6 ]
When XDP Tx rings are destroyed the number of XDP Tx queues
is not changing. This patch is changing this number to 0.
Signed-off-by: Marta Plantykow
Tested-by: Andrew Bowers
Signed-off-by: Jeff Kirsher
Signed-
From: Paul M Stillwell Jr
[ Upstream commit 1a9c561aa35534a03c0aa51c7fb1485731202a7c ]
Commit ceb2f00707f9 ("ice: Use pci_get_dsn()") changed the code to
use a new function to get the Device Serial Number. It also changed
the case of the filename for loading a package on a specific NIC
from lowe
From: Christoph Hellwig
[ Upstream commit 0348801151b5aefbcf9d6e9b9e30aceb3a2a7b13 ]
vmap does not take a gfp_t, the flags argument is for VM_* flags.
Signed-off-by: Christoph Hellwig
Signed-off-by: Andrew Morton
Cc: Christian Borntraeger
Cc: Christophe Leroy
Cc: Daniel Vetter
Cc: David Ai
To make the memcg_kmem_bypass() function available outside of
the memcontrol.c, let's move it to memcontrol.h. The function
is small and nicely fits into static inline sort of functions.
It will be used from the slab code.
Signed-off-by: Roman Gushchin
Reviewed-by: Vlastimil Babka
---
include/
This commit implements SLUB version of the obj_to_index() function,
which will be required to calculate the offset of obj_cgroup in the
obj_cgroups vector to store/obtain the objcg ownership data.
To make it faster, let's repeat the SLAB's trick introduced by
commit 6a2d7a955d8d ("[PATCH] SLAB: us
From: Willem de Bruijn
[ Upstream commit 96aa1b22bd6bb9fccf62f6261f390ed6f3e7967f ]
Tun in IFF_NAPI_FRAGS mode calls napi_gro_frags. Unlike netif_rx and
netif_gro_receive, this expects skb->data to point to the mac layer.
But skb_probe_transport_header, __skb_get_hash_symmetric, and
xdp_do_gene
From: Colin Ian King
[ Upstream commit 9a8074e3bcd7956ec6b4f7c26360af1b0b0abe38 ]
Currently the error message refers to the command WMI_TWT_DIeABLE_CMDID
which looks like a cut-n-paste mangled typo. Fix the message to match
the command WMI_BSS_COLOR_CHANGE_ENABLE_CMDID that failed.
Fixes: 5a032
From: Ayush Sawal
[ Upstream commit 055be6865dea6743b090d1c55c8d21a5e01df201 ]
This fixes an error observed after running coccinile check.
drivers/crypto/chelsio/chcr_algo.c:1462:5-8: Unneeded variable:
"err". Return "0" on line 1480
This line is missed in the commit 567be3a5d227 ("crypto:
chel
From: Jia-Ju Bai
[ Upstream commit 3e1c6846b9e108740ef8a37be80314053f5dd52a ]
The value adapter->rss_conf is stored in DMA memory, and it is assigned
to rssConf, so rssConf->indTableSize can be modified at anytime by
malicious hardware. Because rssConf->indTableSize is assigned to n,
buffer over
From: Tian Tao
[ Upstream commit 9c9a8468de21895abc43f45fc86346467217c986 ]
because the hardware limitation,The initial color depth must set to 32bpp
and must set the FB Offset of the display hardware to 128Byte alignment,
which is used to solve the display problem at 800x600 and 1440x900
resolu
From: Sriram R
[ Upstream commit 800113ff4b1d277c2b66ffc04d4d38f202a0d187 ]
The mgmt tx count reference is incremented/decremented on every mgmt tx and on
tx completion event from firmware.
In case of an unexpected mgmt tx completion event from firmware,
the counter would underflow. Avoid this b
On 06/09/2020 03:09 AM, Rob Herring wrote:
On Mon, Jun 8, 2020 at 2:42 AM Jiping Ma wrote:
yamltree.c includes , If /usr/include/yaml.h does not exist,
it fails to build.
Does this patch fix your issue?:
https://lore.kernel.org/linux-devicetree/20200505100319.741454-1-masahi...@kernel.org/
From: Qiujun Huang
[ Upstream commit abeaa85054ff8cfe8b99aafc5c70ea067e5d0908 ]
Free wmi later after cmd urb has been killed, as urb cb will access wmi.
the case reported by syzbot:
https://lore.kernel.org/linux-usb/0002fc05a1d61...@google.com
BUG: KASAN: use-after-free in ath9k_wmi
From: Qiujun Huang
[ Upstream commit 2bbcaaee1fcbd83272e29f31e2bb7e70d8c49e05 ]
In ath9k_hif_usb_rx_cb interface number is assumed to be 0.
usb_ifnum_to_if(urb->dev, 0)
But it isn't always true.
The case reported by syzbot:
https://lore.kernel.org/linux-usb/666c9c05a1c05...@google.c
Deprecate memory.kmem.slabinfo.
An empty file will be presented if corresponding config options are
enabled.
The interface is implementation dependent, isn't present in cgroup v2,
and is generally useful only for core mm debugging purposes. In other
words, it doesn't provide any value for the abs
From: Alvin Lee
[ Upstream commit a1a0e61f3c43c610f0a3c109348c14ce930c1977 ]
[Why]
New formula + cursor change causing underflow
on certain configs
[How]
Rever to old formula
Signed-off-by: Alvin Lee
Reviewed-by: Yongqiang Sun
Acked-by: Rodrigo Siqueira
Signed-off-by: Alex Deucher
Signed-o
From: Bjorn Andersson
[ Upstream commit 906746ba26d0b45688f4c3b730c35f765dc958ba ]
Fix typos in pm8150 l13/l16/l17 and pm8150l ldo8 supplies.
Fixes: 06369bcc15a1 ("regulator: qcom-rpmh: Add support for SM8150")
Signed-off-by: Bjorn Andersson
Tested-by: Vinod Koul
Reviewed-by: Vinod Koul
Link
From: Andy Shevchenko
[ Upstream commit 0dadde344d965566589cd82797893d5aa06557a3 ]
By unknown reason the commit 64bee4d28c9e
("spi / ACPI: add ACPI enumeration support")
missed the DataBitLength property to encounter when parse SPI slave
device data from ACPI.
Fill the gap here.
Fixes: 64bee
From: Thomas Zimmermann
[ Upstream commit f0adbc382b8bb46a2467c4e5e1027763a197c8e1 ]
The ast driver inherits from DRM's CRTC state, but still uses the atomic
helper for struct drm_crtc_funcs.reset, drm_atomic_helper_crtc_reset().
The helper only allocates enough memory for the core CRTC state.
From: Jitao Shi
[ Upstream commit 6bd4763fd532cff43f9b15704f324c45a9806f53 ]
Config dpi pins mode to output and pull low when dpi is disabled.
Aovid leakage current from some dpi pins (Hsync Vsync DE ... ).
Signed-off-by: Jitao Shi
Signed-off-by: Chun-Kuang Hu
Signed-off-by: Sasha Levin
---
From: Mansur Alisha Shaik
[ Upstream commit 07f8f22a33a9e3e9955e24a84e2f856dcc8c31c4 ]
The Venus driver is voting Configuration NoC during .probe but not clear
voting in .suspend. Because of this NoC is up during shutdown also. As a
consequence the whole device could leak energy while in .suspen
From: Jaehoon Chung
[ Upstream commit c57673852062428cdeabdd6501ac8b8e4c302067 ]
sup_wpa feature is getting after setting feature_disable flag.
If firmware is supported sup_wpa feature, it's always enabled
regardless of feature_disable flag.
Fixes: b8a64f0e96c2 ("brcmfmac: support 4-way handsh
From: Vladimir Oltean
[ Upstream commit 89f9ffd3eb670bad1260bc579f5e13b8f2d5b3e0 ]
By default, the VCAP IS2 will produce a single match for each frame, on
the most specific classification.
Example: a ping packet (ICMP over IPv4 over Ethernet) sent from an IP
address of 10.0.0.1 and a MAC addres
From: Surabhi Boob
[ Upstream commit 68d270783742783f96e89ef92ac24ab3c7fb1d31 ]
Handle memory leaks during control queue initialization and
buffer allocation failures. The macro ICE_FREE_CQ_BUFS is modified to
re-use for this fix.
Signed-off-by: Surabhi Boob
Signed-off-by: Tony Nguyen
Tested-
From: Philipp Zabel
[ Upstream commit f2267d7ed803add8820c7a6537c12a6d8732f570 ]
Merge yuv_formats and rgb_formats into a single array. Always loop over
all entries, skipping those that do not match the requested search
criteria. This simplifies the code, lets us get rid of the manual
counting o
From: Kieran Bingham
[ Upstream commit dd844fb8e50b12e65bbdc5746c9876c6735500df ]
Enabling CONFIG_DMA_API_DEBUG=y and CONFIG_DMA_API_DEBUG_SG=y will
enable extra validation on DMA operations ensuring that the size
restraints are met.
When using the FCP in conjunction with the VSP1/DU, and displ
From: Wen Gong
[ Upstream commit dd7fc5545bbafdbd6c1efdc996b61883b285bdc5 ]
When station connected to AP, and run TX traffic such as TCP/UDP, and
system enter suspend state, then mac80211 call ath10k_flush with set
drop flag, recently it only send wmi peer flush to firmware and
firmware will flu
From: Jitao Shi
[ Upstream commit b0ff9b590733079f7f9453e5976a9dd2630949e3 ]
Add property "pinctrl-names" to swap pin mode between gpio and dpi mode.
Set the dpi pins to gpio mode and output-low to avoid leakage current
when dpi disabled.
Acked-by: Rob Herring
Signed-off-by: Jitao Shi
Signed-
From: Hans de Goede
[ Upstream commit c03ee9af4e07112bd3fc688daca9e654f41eca93 ]
Currently the bcm_uart_subver_ and bcm_usb_subver_table-s lack entries
for the BCM4324B5 and BCM20703A1 chipsets. This makes the code use just
"BCM" as prefix for the filename to pass to request-firmware, making it
From: Dale Zhao
[ Upstream commit 2a28fe92220a116735ef45939b7edcfee83cc6b0 ]
[Why]:
Renoir's pipe VM flags are not correctly updated if pipe strategy has
changed during some scenarios. It will result in watermarks mistakenly
calculation, thus underflow and garbage appear.
[How]:
Correctly updat
From: Paul Moore
[ Upstream commit 3054d06719079388a543de6adb812638675ad8f5 ]
If audit_list_rules_send() fails when trying to create a new thread
to send the rules it also fails to cleanup properly, leaking a
reference to a net structure. This patch fixes the error patch and
renames audit_send_
Hi,
I appreciate your insightful comments.
> we propose --> jedec spec XXX proposes …
> and here you also disclose what version of the spec are you supporting
I will change to "JESD220-3 (HPB v1.0) proposes".
This patch supports HPB version 1.0.
> Like Bart, I am not sure that this extra modu
Instead of having two sets of kmem_caches: one for system-wide and
non-accounted allocations and the second one shared by all accounted
allocations, we can use just one.
The idea is simple: space for obj_cgroup metadata can be allocated
on demand and filled only for accounted allocations.
It allo
From: Ard Biesheuvel
[ Upstream commit e1df73e2d18b3b7d66f2ec38d81d9566b3a7fb21 ]
The EFI stub uses a per-architecture #define for the minimum base
and size alignment of page allocations, which is set to 4 KB for
all architecures except arm64, which uses 64 KB, to ensure that
allocations can alw
> > +static int ufshpb_get_dev_info(struct ufs_hba *hba,
> > + struct ufshpb_dev_info *hpb_dev_info,
> > + u8 *desc_buf)
> > +{
> > + int ret;
> How about here, before doing anything, check that the descriptors are in
> proper size?
O
From: "Andrea Parri (Microsoft)"
[ Upstream commit 8a857c55420f29da4fc131adc22b12d474c48f4c ]
A Linux guest have to pick a "connect CPU" to communicate with the
Hyper-V host. This CPU can not be taken offline because Hyper-V does
not provide a way to change that CPU assignment.
Current code se
> Maybe also add bit7 to the enum of dExtendedUFSFeaturesSupport ?
OK, I will.
Thanks,
Daejun.
> > +static bool ufshpb_test_ppn_dirty(struct ufshpb_lu *hpb, int rgn_idx,
> > + int srgn_idx, int srgn_offset, int cnt)
> > +
> > + for (i = 0; i < bit_len; i++) {
> > + if (test_bit(srgn_offset + i, srgn->mctx->ppn_dirty))
> Maybe use a mask o
On 6/8/20 8:26 PM, mario.limoncie...@dell.com wrote:
>> -Original Message-
>> From: Pali Rohár
>> Sent: Monday, June 8, 2020 6:33 PM
>> To: Y Paritcher
>> Cc: linux-kernel@vger.kernel.org; platform-driver-...@vger.kernel.org;
>> Matthew Garrett; Limonciello, Mario
>> Subject: Re: [PATCH v2
> Why not just allow for max-active-regions per the device's configuration?
> The platform vendor can provision it per its need.
The max-active-region is configured as device config. The module parameter
which you mentioned is just minimum value of the memory pool.
> > +
> > + total_srgn_cn
> > The data structure for map data request and L2P map uses mempool API,
> > minimizing allocation overhead while avoiding static allocation.
> Maybe one or two more sentences to explain the L2P framework:
> Each hpb lun maintains 2 "to-do" lists:
> - hpb->lh_inact_rgn - regions to be inactivate
From: Zou Wei
[ Upstream commit c90af587a9eee697e2d89683113707cada70116a ]
This fixes the following coccicheck warning:
drivers/net/ethernet/mellanox/mlx4/crdump.c:200:2-8: ERROR: missing iounmap;
ioremap on line 190 and execution via conditional on line 198
Fixes: 7ef19d3b1d5e ("devlink: repo
From: Andrii Nakryiko
[ Upstream commit 2d39d7c56f115148b05d1d8c6b8698a5730c8b53 ]
Factor out map creation and destruction logic to simplify code and especially
error handling. Also fix map FD leak in case of partially successful map
creation during bpf_object load operation.
Fixes: 57a00f41644
From: Sung Lee
[ Upstream commit 1dfedb39d38f813357885e19badd1971c17f79a7 ]
[WHY]
If mode is not supported, pipe split should not be disabled.
This may cause more modes to fail.
[HOW]
Check for mode support before disabling pipe split.
This commit was previously reverted as it was thought to
h
From: Alain Michaud
[ Upstream commit 220915857e29795ae5ba4222806268b4a99c19c1 ]
This change adds the relevant driver and quirk to allow drivers to
report the le_states as being trustworthy.
This has historically been disabled as controllers did not reliably
support this. In particular, this wi
From: Pablo Neira Ayuso
[ Upstream commit 0d7c83463fdf7841350f37960a7abadd3e650b41 ]
Instead of EINVAL which should be used for malformed netlink messages.
Fixes: eb31628e37a0 ("netfilter: nf_tables: Add support for IPv6 NAT")
Signed-off-by: Pablo Neira Ayuso
Signed-off-by: Sasha Levin
---
n
From: Christoph Hellwig
[ Upstream commit a91b2014fc31dc6eaa02ca33aa3b4d1b6e4a0207 ]
The make_request_fn pointer should only be assigned by blk_alloc_queue.
Fix a left over manual initialization.
Fixes: ff27668ce809 ("bcache: pass the make_request methods to
blk_queue_make_request")
Signed-off
From: Jesper Dangaard Brouer
[ Upstream commit b89c1e6bdc73f5775e118eb2ab778e75b262b30c ]
Drivers ndo_setup_tc call should return -EOPNOTSUPP, when it cannot
support the qdisc type. Other return values will result in failing the
qdisc setup. This lead to qdisc noop getting assigned, which will
From: Christoph Hellwig
[ Upstream commit 5bf9917452112694b2c774465ee4dbe441c84b77 ]
vm_map_ram can keep mappings around after the vm_unmap_ram. Using that
with non-PAGE_KERNEL mappings can lead to all kinds of aliasing issues.
Signed-off-by: Christoph Hellwig
Signed-off-by: Andrew Morton
Ac
From: Andrii Nakryiko
[ Upstream commit e4e8f4d047fdcf7ac7d944e266e85d8041f16cd6 ]
With recent changes, runqslower is being copied into selftests/bpf root
directory. So add it into .gitignore.
Fixes: b26d1e2b6028 ("selftests/bpf: Copy runqslower to OUTPUT directory")
Signed-off-by: Andrii Nakry
From: Andrii Nakryiko
[ Upstream commit 13c908495e5d51718a6da84ae925fa2aac056380 ]
Another one found by AddressSanitizer. input_len is bigger than actually
initialized data size.
Fixes: c7566a69695c ("selftests/bpf: Add field existence CO-RE relocs tests")
Signed-off-by: Andrii Nakryiko
Signed
From: Andrii Nakryiko
[ Upstream commit 76148faa161e7cfb2d7719f35b37d7db4f3f8596 ]
Ensure that test runner flavors include their own skeletons from /
directory. Previously, skeletons generated for no-flavor test_progs were used.
Apart from fixing correctness, this also makes it possible to compi
From: Andrii Nakryiko
[ Upstream commit 3521ffa2ee9a48c3236c93f54ae11c074490ebce ]
BTF object wasn't freed.
Fixes: a6ed02cac690 ("libbpf: Load btf_vmlinux only once per object.")
Signed-off-by: Andrii Nakryiko
Signed-off-by: Alexei Starovoitov
Cc: KP Singh
Link: https://lore.kernel.org/bpf/2
From: Andrii Nakryiko
[ Upstream commit 9f56bb531a809ecaa7f0ddca61d2cf3adc1cb81a ]
getline() allocates string, which has to be freed.
Fixes: 81f77fd0deeb ("bpf: add selftest for stackmap with BPF_F_STACK_BUILD_ID")
Signed-off-by: Andrii Nakryiko
Signed-off-by: Alexei Starovoitov
Cc: Song Liu
From: Doug Berger
[ Upstream commit 6f7689057a0f10a6c967b9f2759d7a3dc948b930 ]
Broadcom STB chips support a deep sleep mode where all register contents
are lost. Because we were stashing the MagicPacket password into some of
these registers a suspend into that deep sleep then a resumption would
From: Arnd Bergmann
[ Upstream commit 78b0d99a68ecdc84728c99f4fef71942e9ecf35a ]
Some older versions of gcc badly optimize code that passes
an inline function argument into another function by reference,
causing huge stack usage:
drivers/gpu/drm/bridge/tc358768.c: In function 'tc358768_bridge_p
From: Wei Yongjun
[ Upstream commit 654cad8b6a17dcb00077070b27bc65873951a568 ]
Fix to return negative error code -ENOMEM from the error handling
case instead of 0, as done elsewhere in this function.
Fixes: 5a6d7c9daef3 ("octeontx2-pf: Mailbox communication with AF")
Signed-off-by: Wei Yongjun
From: Ansuel Smith
[ Upstream commit 2dea651680cea1f3a29925de51002f33d1f55711 ]
Binding in Documentation is still "operating-points-v2-kryo-cpu".
Restore the old binding to fix the compatibility problem.
Fixes: a8811ec764f9 ("cpufreq: qcom: Add support for krait based socs")
Signed-off-by: Ansu
From: Shaokun Zhang
[ Upstream commit 88562f06ebf56587788783e5420f25fde3ca36c8 ]
Fix up one typo: wr_dr_64b -> wr_ddr_64b.
Fixes: 2bab3cf9104c ("perf: hisi: Add support for HiSilicon SoC HHA PMU driver")
Signed-off-by: Shaokun Zhang
Cc: Will Deacon
Cc: Mark Rutland
Link:
https://lore.kernel
From: Łukasz Stelmach
[ Upstream commit 51075e0cb759a736e60ab4f3a5fed8670dba5852 ]
The value of kbuf->memsz may be different than kbuf->bufsz after calling
kexec_add_buffer(). Hence both values should be logged.
Fixes: 52b2a8af74360 ("arm64: kexec_file: load initrd and device-tree")
Fixes: 3751
From: Nathan Chancellor
[ Upstream commit 18f1ca46858eac22437819937ae44aa9a8f9f2fa ]
When building 64r6_defconfig with CONFIG_MIPS32_O32 disabled and
CONFIG_CRYPTO_RSA enabled:
lib/mpi/generic_mpih-mul1.c:37:24: error: invalid use of a cast in a
inline asm context requiring an l-value: remove t
From: Andy Shevchenko
[ Upstream commit 09f012e64e4b8126ed6f02d0a85a57c3a0465cf9 ]
clk_prepare_enable() might fail, we have to check its returned value.
Besides that we have to call clk_disable_unprepare() on the error and
remove paths. Do above in the dwmac-intel driver.
While at it, remove le
From: Bingbu Cao
[ Upstream commit 33e3c349b2bf1235be458df09fb8d237141486c4 ]
Currently concurrent stream off operations on ImgU nodes are not
synchronized, leading to use-after-free bugs (as reported by KASAN).
[ 250.090724] BUG: KASAN: use-after-free in
ipu3_dmamap_free+0xc5/0x116 [ipu3_imgu
From: Peter Zijlstra
[ Upstream commit bf2c59fce4074e55d622089b34be3a6bc95484fb ]
In the CPU-offline process, it calls mmdrop() after idle entry and the
subsequent call to cpuhp_report_idle_dead(). Once execution passes the
call to rcu_report_dead(), RCU is ignoring the CPU, which results in
loc
From: Venkateswara Naralasetty
[ Upstream commit acb31476adc9ff271140cdd4d3c707ff0c97f5a4 ]
Currently sta airtime is updated without any lock in case of
host based airtime calculation. Which may result in accessing the
invalid sta pointer in case of continuous station connect/disconnect.
This p
From: Wei Yongjun
[ Upstream commit e00edb4efbbc07425441a3be2aa87abaf5800d96 ]
platform_get_resource() may fail and return NULL, so we should
better check it's return value to avoid a NULL pointer dereference
since devm_ioremap() does not check input parameters for null.
This is detected by Coc
From: Wei Yongjun
[ Upstream commit 2326aa011967f0afbcba7fe1a005d01f8b12900b ]
'cmd' is malloced in ath10k_bmi_lz_data_large() and should be freed
before leaving from the error handling cases, otherwise it will cause
memory leak.
Fixes: d58f466a5dee ("ath10k: add large size for BMI download dat
On Mon, Jun 08, 2020 at 05:38:12PM -0700, Ricardo Neri wrote:
> On Mon, Jun 08, 2020 at 03:44:24PM -0700, Brendan Shanks wrote:
> > Add emulation/spoofing of SLDT and STR for both 32- and 64-bit
> > processes.
> >
> > Wine users have found a small number of Windows apps using SLDT that
> > were cr
From: Wei Yongjun
[ Upstream commit f8d530ac29fe9248f5e58ca5bcf4c368f8393ccf ]
Fix to return a error code from the error handling case
instead of 0, as done elsewhere in this function.
Fixes: 31ad4e4ee1e4 ("ice: Allocate flow profile")
Signed-off-by: Wei Yongjun
Signed-off-by: David S. Miller
From: Christophe JAILLET
[ Upstream commit 62eedb356188376acd0368384a9b294d5180c00b ]
It is spurious to call 'clk_disable_unprepare()' when
'clk_prepare_enable()' has not been called yet.
Re-order the error handling path to avoid it.
Fixes: a4260ea49547 ("media: sun4i: Add H3 deinterlace driver
From: Jeremy Kerr
[ Upstream commit 88413a6bfbbe2f648df399b62f85c934460b7a4d ]
Currently, we may perform a copy_to_user (through
simple_read_from_buffer()) while holding a context's register_lock,
while accessing the context save area.
This change uses a temporary buffer for the context save ar
From: Colin Ian King
[ Upstream commit 049ceac308b0d57c4f06b9fb957cdf95d315cf0b ]
Currently there is a check if priv is null when calling lbtf_remove_card
but not in a previous call to if_usb_reset_dev that can also dereference
priv. Fix this by also only calling lbtf_remove_card if priv is nul
From: Masashi Honma
[ Upstream commit 450edd2805982d14ed79733a82927d2857b27cac ]
Some devices like TP-Link TL-WN722N produces this kind of messages
frequently.
kernel: ath: phy0: Short RX data len, dropping (dlen: 4)
This warning is useful for developers to recognize that the device
(Wi-Fi don
From: Brian Foster
[ Upstream commit b6983e80b03bd4fd42de71993b3ac7403edac758 ]
The buffer write failure flag is intended to control the internal
write retry that XFS has historically implemented to help mitigate
the severity of transient I/O errors. The flag is set when a buffer
is resubmitted
From: Arnd Bergmann
[ Upstream commit ae1804de93f6f1626906567ae7deec8e0111259d ]
The addition of sja1105_port_status_ether structure into the
statistics causes the frame size to go over the warning limit:
drivers/net/dsa/sja1105/sja1105_ethtool.c:421:6: error: stack frame size of
1104 bytes in
From: Daniel Thompson
[ Upstream commit 3fec4aecb311995189217e64d725cfe84a568de3 ]
Currently there is a small window where a badly timed migration could
cause in_dbg_master() to spuriously return true. Specifically if we
migrate to a new core after reading the processor id and the previous
core
From: Serge Semin
[ Upstream commit 8a0efb8b101665a843205eab3d67ab09cb2d9a8d ]
Commit 3885c2b463f6 ("MIPS: CM: Add support for reporting CM cache
errors") adds cm2_causes[] array with map of error type ID and
pointers to the short description string. There is a mistake in
the table, since accord
From: "Darrick J. Wong"
[ Upstream commit 8bc3b5e4b70d28f8edcafc3c9e4de515998eea9e ]
Make sure we release resources properly if we cannot clean out the COW
extents in preparation for an extent swap.
Fixes: 96987eea537d6c ("xfs: cancel COW blocks before swapext")
Signed-off-by: Darrick J. Wong
From: Devulapally Shiva Krishna
[ Upstream commit 10b0c75d7bc19606fa9a62c8ab9180e95c0e0385 ]
The ccm(aes) test fails when req->assoclen > ~240bytes.
The problem is the value assigned to auth_offset is wrong.
As auth_offset is unsigned char, it can take max value as 255.
So fix it by making it u
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