| Age | Commit message (Collapse) | Author |
|---|
|
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux into HEAD
KVM: s390: Fix and feature for 5.19
- ultravisor communication device driver
- fix TEID on terminating storage key ops
|
|
KVM/riscv changes for 5.19
- Added Sv57x4 support for G-stage page table
- Added range based local HFENCE functions
- Added remote HFENCE functions based on VCPU requests
- Added ISA extension registers in ONE_REG interface
- Updated KVM RISC-V maintainers entry to cover selftests support
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 updates for 5.19
- Add support for the ARMv8.6 WFxT extension
- Guard pages for the EL2 stacks
- Trap and emulate AArch32 ID registers to hide unsupported features
- Ability to select and save/restore the set of hypercalls exposed
to the guest
- Support for PSCI-initiated suspend in collaboration with userspace
- GICv3 register-based LPI invalidation support
- Move host PMU event merging into the vcpu data structure
- GICv3 ITS save/restore fixes
- The usual set of small-scale cleanups and fixes
[Due to the conflict, KVM_SYSTEM_EVENT_SEV_TERM is relocated
from 4 to 6. - Paolo]
|
|
If user space uses a memop to emulate an instruction and that
memop fails, the execution of the instruction ends.
Instruction execution can end in different ways, one of which is
suppression, which requires that the instruction execute like a no-op.
A writing memop that spans multiple pages and fails due to key
protection may have modified guest memory, as a result, the likely
correct ending is termination. Therefore, do not indicate a
suppressing instruction ending in this case.
Signed-off-by: Janis Schoetterl-Glausch <scgl@linux.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Link: https://lore.kernel.org/r/20220512131019.2594948-2-scgl@linux.ibm.com
Signed-off-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
|
|
* kvm-arm64/psci-suspend:
: .
: Add support for PSCI SYSTEM_SUSPEND and allow userspace to
: filter the wake-up events.
:
: Patches courtesy of Oliver.
: .
Documentation: KVM: Fix title level for PSCI_SUSPEND
selftests: KVM: Test SYSTEM_SUSPEND PSCI call
selftests: KVM: Refactor psci_test to make it amenable to new tests
selftests: KVM: Use KVM_SET_MP_STATE to power off vCPU in psci_test
selftests: KVM: Create helper for making SMCCC calls
selftests: KVM: Rename psci_cpu_on_test to psci_test
KVM: arm64: Implement PSCI SYSTEM_SUSPEND
KVM: arm64: Add support for userspace to suspend a vCPU
KVM: arm64: Return a value from check_vcpu_requests()
KVM: arm64: Rename the KVM_REQ_SLEEP handler
KVM: arm64: Track vCPU power state using MP state values
KVM: arm64: Dedupe vCPU power off helpers
KVM: arm64: Don't depend on fallthrough to hide SYSTEM_RESET2
Signed-off-by: Marc Zyngier <maz@kernel.org>
|
|
* kvm-arm64/hcall-selection:
: .
: Introduce a new set of virtual sysregs for userspace to
: select the hypercalls it wants to see exposed to the guest.
:
: Patches courtesy of Raghavendra and Oliver.
: .
KVM: arm64: Fix hypercall bitmap writeback when vcpus have already run
KVM: arm64: Hide KVM_REG_ARM_*_BMAP_BIT_COUNT from userspace
Documentation: Fix index.rst after psci.rst renaming
selftests: KVM: aarch64: Add the bitmap firmware registers to get-reg-list
selftests: KVM: aarch64: Introduce hypercall ABI test
selftests: KVM: Create helper for making SMCCC calls
selftests: KVM: Rename psci_cpu_on_test to psci_test
tools: Import ARM SMCCC definitions
Docs: KVM: Add doc for the bitmap firmware registers
Docs: KVM: Rename psci.rst to hypercalls.rst
KVM: arm64: Add vendor hypervisor firmware register
KVM: arm64: Add standard hypervisor firmware register
KVM: arm64: Setup a framework for hypercall bitmap firmware registers
KVM: arm64: Factor out firmware register handling from psci.c
Signed-off-by: Marc Zyngier <maz@kernel.org>
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
Pull driver core fixes from Greg KH:
"Here is one fix, and three documentation updates for 5.18-rc7.
The fix is for the firmware loader which resolves a long-reported
problem where the credentials of the firmware loader could be set to a
userspace process without enough permissions to actually load the
firmware image. Many Android vendors have been reporting this for
quite some time.
The documentation updates are for the embargoed-hardware-issues.rst
file to add a new entry, change an existing one, and sort the list to
make changes easier in the future.
All of these have been in linux-next for a while with no reported
issues"
* tag 'driver-core-5.18-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core:
Documentation/process: Update ARM contact for embargoed hardware issues
Documentation/process: Add embargoed HW contact for Ampere Computing
Documentation/process: Make groups alphabetical and use tabs consistently
firmware_loader: use kernel credentials when reading firmware
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fixes from Will Deacon:
- TLB invalidation workaround for Qualcomm Kryo-4xx "gold" CPUs
- Fix broken dependency in the vDSO Makefile
- Fix pointer authentication overrides in ISAR2 ID register
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
arm64: Enable repeat tlbi workaround on KRYO4XX gold CPUs
arm64: cpufeature: remove duplicate ID_AA64ISAR2_EL1 entry
arm64: vdso: fix makefile dependency on vdso.so
|
|
Add KRYO4XX gold/big cores to the list of CPUs that need the
repeat TLBI workaround. Apply this to the affected
KRYO4XX cores (rcpe to rfpe).
The variant and revision bits are implementation defined and are
different from the their Cortex CPU counterparts on which they are
based on, i.e., (r0p0 to r3p0) is equivalent to (rcpe to rfpe).
Signed-off-by: Shreyas K K <quic_shrekk@quicinc.com>
Reviewed-by: Sai Prakash Ranjan <quic_saipraka@quicinc.com>
Link: https://lore.kernel.org/r/20220512110134.12179-1-quic_shrekk@quicinc.com
Signed-off-by: Will Deacon <will@kernel.org>
|
|
With Grant taking a prominent role in Linaro, I will take over as the
process ambassador for ARM w.r.t. embargoed hardware issues.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Grant Likely <grant.likely@arm.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
|
|
Add Darren Hart as Ampere Computing's ambassador for the embargoed
hardware issues process.
Signed-off-by: Darren Hart <darren@os.amperecomputing.com>
Link: https://lore.kernel.org/r/2e36a8e925bc958928b4afa189b2f876c392831b.1650995848.git.darren@os.amperecomputing.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
|
|
The list appears to be grouped by type (silicon, software, cloud) and
mostly alphabetical within each group, with a few exceptions.
Before adding to it, cleanup the list to be alphabetical within the
groups, and use tabs consistently throughout the list.
Signed-off-by: Darren Hart <darren@os.amperecomputing.com>
Link: https://lore.kernel.org/r/ec574b5d55584a3adda9bd31b7695193636ff136.1650995848.git.darren@os.amperecomputing.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux
Pull devicetree fixes from Rob Herring:
- Drop unused 'max-link-speed' in Apple PCIe
- More redundant 'maxItems/minItems' schema fixes
- Support values for pinctrl 'drive-push-pull' and 'drive-open-drain'
- Fix redundant 'unevaluatedProperties' in MT6360 LEDs binding
- Add missing 'power-domains' property to Cadence UFSHC
* tag 'devicetree-fixes-for-5.18-3' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
dt-bindings: pci: apple,pcie: Drop max-link-speed from example
dt-bindings: Drop redundant 'maxItems/minItems' in if/then schemas
dt-bindings: pinctrl: Allow values for drive-push-pull and drive-open-drain
dt-bindings: leds-mt6360: Drop redundant 'unevaluatedProperties'
dt-bindings: ufs: cdns,ufshc: Add power-domains
|
|
The htmldoc build breaks in a funny way with:
<quote>
Sphinx parallel build error:
docutils.utils.SystemMessage: /home/sfr/next/next/Documentation/virt/kvm/api.rst:6175: (SEVERE/4) Title level inconsistent:
For arm/arm64:
^^^^^^^^^^^^^^
</quote>
Swap the ^^s for a bunch of --s...
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
[maz: commit message]
Signed-off-by: Marc Zyngier <maz@kernel.org>
|
|
We no longer use these since 111659c2a570 (and they never worked
anyway); drop them from the example to avoid confusion.
Fixes: 111659c2a570 ("arm64: dts: apple: t8103: Remove PCIe max-link-speed properties")
Signed-off-by: Hector Martin <marcan@marcan.st>
Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220502091308.28233-1-marcan@marcan.st
|
|
Another round of removing redundant minItems/maxItems when 'items' list is
specified. This time it is in if/then schemas as the meta-schema was
failing to check this case.
If a property has an 'items' list, then a 'minItems' or 'maxItems' with the
same size as the list is redundant and can be dropped. Note that is DT
schema specific behavior and not standard json-schema behavior. The tooling
will fixup the final schema adding any unspecified minItems/maxItems.
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-By: Vinod Koul <vkoul@kernel.org>
Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org> # For MMC
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> #for IIO
Link: https://lore.kernel.org/r/20220503162738.3827041-1-robh@kernel.org
|
|
A few platforms, at91 and tegra, use drive-push-pull and
drive-open-drain with a 0 or 1 value. There's not really a need for values
as '1' should be equivalent to no value (it wasn't treated that way) and
drive-push-pull disabled is equivalent to drive-open-drain. So dropping the
value can't be done without breaking existing OSs. As we don't want new
cases, mark the case with values as deprecated.
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Jonathan Hunter <jonathanh@nvidia.com>
Cc: Nicolas Ferre <nicolas.ferre@microchip.com>
Cc: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220429194610.2741437-1-robh@kernel.org
|
|
Fix the TOC in index.rst after psci.rst has been renamed to
hypercalls.rst.
Signed-off-by: Marc Zyngier <maz@kernel.org>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Link: https://lore.kernel.org/r/20220504205627.18f46380@canb.auug.org.au
|
|
* kvm-arm64/wfxt:
: .
: Add support for the WFET/WFIT instructions that provide the same
: service as WFE/WFI, only with a timeout.
: .
KVM: arm64: Expose the WFXT feature to guests
KVM: arm64: Offer early resume for non-blocking WFxT instructions
KVM: arm64: Handle blocking WFIT instruction
KVM: arm64: Introduce kvm_counter_compute_delta() helper
KVM: arm64: Simplify kvm_cpu_has_pending_timer()
arm64: Use WFxT for __delay() when possible
arm64: Add wfet()/wfit() helpers
arm64: Add HWCAP advertising FEAT_WFXT
arm64: Add RV and RN fields for ESR_ELx_WFx_ISS
arm64: Expand ESR_ELx_WFx_ISS_TI to match its ARMv8.7 definition
Signed-off-by: Marc Zyngier <maz@kernel.org>
|
|
Merge arm64's SME branch to resolve conflicts with the WFxT branch.
Signed-off-by: Marc Zyngier <maz@kernel.org>
|
|
ARM DEN0022D.b 5.19 "SYSTEM_SUSPEND" describes a PSCI call that allows
software to request that a system be placed in the deepest possible
low-power state. Effectively, software can use this to suspend itself to
RAM.
Unfortunately, there really is no good way to implement a system-wide
PSCI call in KVM. Any precondition checks done in the kernel will need
to be repeated by userspace since there is no good way to protect a
critical section that spans an exit to userspace. SYSTEM_RESET and
SYSTEM_OFF are equally plagued by this issue, although no users have
seemingly cared for the relatively long time these calls have been
supported.
The solution is to just make the whole implementation userspace's
problem. Introduce a new system event, KVM_SYSTEM_EVENT_SUSPEND, that
indicates to userspace a calling vCPU has invoked PSCI SYSTEM_SUSPEND.
Additionally, add a CAP to get buy-in from userspace for this new exit
type.
Only advertise the SYSTEM_SUSPEND PSCI call if userspace has opted in.
If a vCPU calls SYSTEM_SUSPEND, punt straight to userspace. Provide
explicit documentation of userspace's responsibilites for the exit and
point to the PSCI specification to describe the actual PSCI call.
Reviewed-by: Reiji Watanabe <reijiw@google.com>
Signed-off-by: Oliver Upton <oupton@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220504032446.4133305-8-oupton@google.com
|
|
Introduce a new MP state, KVM_MP_STATE_SUSPENDED, which indicates a vCPU
is in a suspended state. In the suspended state the vCPU will block
until a wakeup event (pending interrupt) is recognized.
Add a new system event type, KVM_SYSTEM_EVENT_WAKEUP, to indicate to
userspace that KVM has recognized one such wakeup event. It is the
responsibility of userspace to then make the vCPU runnable, or leave it
suspended until the next wakeup event.
Signed-off-by: Oliver Upton <oupton@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220504032446.4133305-7-oupton@google.com
|
|
Add the documentation for the bitmap firmware registers in
hypercalls.rst and api.rst. This includes the details for
KVM_REG_ARM_STD_BMAP, KVM_REG_ARM_STD_HYP_BMAP, and
KVM_REG_ARM_VENDOR_HYP_BMAP registers.
Since the document is growing to carry other hypercall related
information, make necessary adjustments to present the document
in a generic sense, rather than being PSCI focused.
Signed-off-by: Raghavendra Rao Ananta <rananta@google.com>
Reviewed-by: Gavin Shan <gshan@redhat.com>
[maz: small scale reformat, move things about, random typo fixes]
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220502233853.1233742-7-rananta@google.com
|
|
Since the doc also covers general hypercalls' details,
rather than just PSCI, and the fact that the bitmap firmware
registers' details will be added to this doc, rename the file
to a more appropriate name- hypercalls.rst.
Signed-off-by: Raghavendra Rao Ananta <rananta@google.com>
Reviewed-by: Gavin Shan <gshan@redhat.com>
Reviewed-by: Oliver Upton <oupton@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220502233853.1233742-6-rananta@google.com
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon fixes from Guenter Roeck:
- Work around a hardware problem in the delta-ahe50dc-fan driver
- Explicitly disable PEC in PMBus core if not enabled
- Fix negative temperature values in f71882fg driver
- Fix warning on removal of adt7470 driver
- Fix CROSSHAIR VI HERO name in asus_wmi_sensors driver
- Fix build warning seen in xdpe12284 driver if
CONFIG_SENSORS_XDPE122_REGULATOR is disabled
- Fix type of 'ti,n-factor' in ti,tmp421 driver bindings
* tag 'hwmon-for-v5.18-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
hwmon: (pmbus) delta-ahe50dc-fan: work around hardware quirk
hwmon: (pmbus) disable PEC if not enabled
hwmon: (f71882fg) Fix negative temperature
dt-bindings: hwmon: ti,tmp421: Fix type for 'ti,n-factor'
hwmon: (adt7470) Fix warning on module removal
hwmon: (asus_wmi_sensors) Fix CROSSHAIR VI HERO name
hwmon: (xdpe12284) Fix build warning seen if CONFIG_SENSORS_XDPE122_REGULATOR is disabled
|
|
Pull kvm fixes from Paolo Bonzini:
"ARM:
- Take care of faults occuring between the PARange and IPA range by
injecting an exception
- Fix S2 faults taken from a host EL0 in protected mode
- Work around Oops caused by a PMU access from a 32bit guest when PMU
has been created. This is a temporary bodge until we fix it for
good.
x86:
- Fix potential races when walking host page table
- Fix shadow page table leak when KVM runs nested
- Work around bug in userspace when KVM synthesizes leaf 0x80000021
on older (pre-EPYC) or Intel processors
Generic (but affects only RISC-V):
- Fix bad user ABI for KVM_EXIT_SYSTEM_EVENT"
* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
KVM: x86: work around QEMU issue with synthetic CPUID leaves
Revert "x86/mm: Introduce lookup_address_in_mm()"
KVM: x86/mmu: fix potential races when walking host page table
KVM: fix bad user ABI for KVM_EXIT_SYSTEM_EVENT
KVM: x86/mmu: Do not create SPTEs for GFNs that exceed host.MAXPHYADDR
KVM: arm64: Inject exception on out-of-IPA-range translation fault
KVM/arm64: Don't emulate a PMU for 32-bit guests if feature not set
KVM: arm64: Handle host stage-2 faults from 32-bit EL0
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB fixes from Greg KH:
"Here are a number of small USB driver fixes for 5.18-rc5 for some
reported issues and new quirks. They include:
- dwc3 driver fixes
- xhci driver fixes
- typec driver fixes
- new usb-serial driver ids
- added new USB devices to existing quirk tables
- other tiny fixes
All of these have been in linux-next for a while with no reported
issues"
* tag 'usb-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (31 commits)
usb: phy: generic: Get the vbus supply
usb: dwc3: gadget: Return proper request status
usb: dwc3: pci: add support for the Intel Meteor Lake-P
usb: dwc3: core: Only handle soft-reset in DCTL
usb: gadget: configfs: clear deactivation flag in configfs_composite_unbind()
usb: misc: eud: Fix an error handling path in eud_probe()
usb: core: Don't hold the device lock while sleeping in do_proc_control()
usb: dwc3: Try usb-role-switch first in dwc3_drd_init
usb: dwc3: core: Fix tx/rx threshold settings
usb: mtu3: fix USB 3.0 dual-role-switch from device to host
xhci: Enable runtime PM on second Alderlake controller
usb: dwc3: fix backwards compat with rockchip devices
dt-bindings: usb: samsung,exynos-usb2: add missing required reg
usb: misc: fix improper handling of refcount in uss720_probe()
USB: Fix ehci infinite suspend-resume loop issue in zhaoxin
usb: typec: tcpm: Fix undefined behavior due to shift overflowing the constant
usb: typec: rt1719: Fix build error without CONFIG_POWER_SUPPLY
usb: typec: ucsi: Fix role swapping
usb: typec: ucsi: Fix reuse of completion structure
usb: xhci: tegra:Fix PM usage reference leak of tegra_xusb_unpowergate_partitions
...
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
Pull ARM SoC fixes from Arnd Bergmann:
- A fix for a regression caused by the previous set of bugfixes
changing tegra and at91 pinctrl properties.
More work is needed to figure out what this should actually be, but a
revert makes it work for the moment.
- Defconfig regression fixes for tegra after renamed symbols
- Build-time warning and static checker fixes for imx, op-tee, sunxi,
meson, at91, and omap
- More at91 DT fixes for audio, regulator and spi nodes
- A regression fix for Renesas Hyperflash memory probe
- A stability fix for amlogic boards, modifying the allowed cpufreq
states
- Multiple fixes for system suspend on omap2+
- DT fixes for various i.MX bugs
- A probe error fix for imx6ull-colibri MMC
- A MAINTAINERS file entry for samsung bug reports
* tag 'soc-fixes-5.18-3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (42 commits)
Revert "arm: dts: at91: Fix boolean properties with values"
bus: sunxi-rsb: Fix the return value of sunxi_rsb_device_create()
Revert "arm64: dts: tegra: Fix boolean properties with values"
arm64: dts: imx8mn-ddr4-evk: Describe the 32.768 kHz PMIC clock
ARM: dts: imx6ull-colibri: fix vqmmc regulator
MAINTAINERS: add Bug entry for Samsung and memory controller drivers
memory: renesas-rpc-if: Fix HF/OSPI data transfer in Manual Mode
ARM: dts: logicpd-som-lv: Fix wrong pinmuxing on OMAP35
ARM: dts: am3517-evm: Fix misc pinmuxing
ARM: dts: am33xx-l4: Add missing touchscreen clock properties
ARM: dts: Fix mmc order for omap3-gta04
ARM: dts: at91: fix pinctrl phandles
ARM: dts: at91: sama5d4_xplained: fix pinctrl phandle name
ARM: dts: at91: Describe regulators on at91sam9g20ek
ARM: dts: at91: Map MCLK for wm8731 on at91sam9g20ek
ARM: dts: at91: Fix boolean properties with values
ARM: dts: at91: use generic node name for dataflash
ARM: dts: at91: align SPI NOR node name with dtschema
ARM: dts: at91: sama7g5ek: Align the impedance of the QSPI0's HSIO and PCB lines
ARM: dts: at91: sama7g5ek: enable pull-up on flexcom3 console lines
...
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux
Pull clk fixes from Stephen Boyd:
"A semi-large pile of clk driver fixes this time around.
Nothing is touching the core so these fixes are fairly well contained
to specific devices that use these clk drivers.
- Some Allwinner SoC fixes to gracefully handle errors and mark an
RTC clk as critical so that the RTC keeps ticking.
- Fix AXI bus clks and RTC clk design for Microchip PolarFire SoC
driver introduced this cycle. This has some devicetree bits acked
by riscv maintainers. We're fixing it now so that the prior
bindings aren't released in a major kernel version.
- Remove a reset on Microchip PolarFire SoCs that broke when enabling
CONFIG_PM.
- Set a min/max for the Qualcomm graphics clk. This got broken by the
clk rate range patches introduced this cycle"
* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
clk: sunxi: sun9i-mmc: check return value after calling platform_get_resource()
clk: sunxi-ng: sun6i-rtc: Mark rtc-32k as critical
riscv: dts: microchip: reparent mpfs clocks
clk: microchip: mpfs: add RTCREF clock control
clk: microchip: mpfs: re-parent the configurable clocks
dt-bindings: rtc: add refclk to mpfs-rtc
dt-bindings: clk: mpfs: add defines for two new clocks
dt-bindings: clk: mpfs document msspll dri registers
riscv: dts: microchip: fix usage of fic clocks on mpfs
clk: microchip: mpfs: mark CLK_ATHENA as critical
clk: microchip: mpfs: fix parents for FIC clocks
clk: qcom: clk-rcg2: fix gfx3d frequency calculation
clk: microchip: mpfs: don't reset disabled peripherals
clk: sunxi-ng: fix not NULL terminated coccicheck error
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/crng/random
Pull random number generator fixes from Jason Donenfeld:
- Eric noticed that the memmove() in crng_fast_key_erasure() was bogus,
so this has been changed to a memcpy() and the confusing situation
clarified with a detailed comment.
- [Half]SipHash documentation updates from Bagas and Eric, after Eric
pointed out that the use of HalfSipHash in random.c made a bit of the
text potentially misleading.
* tag 'random-5.18-rc5-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/crng/random:
Documentation: siphash: disambiguate HalfSipHash algorithm from hsiphash functions
Documentation: siphash: enclose HalfSipHash usage example in the literal block
Documentation: siphash: convert danger note to warning for HalfSipHash
random: document crng_fast_key_erasure() destination possibility
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fix from Will Deacon:
"Rename and reallocate the PT_ARM_MEMTAG_MTE ELF segment type.
This is a fix to the MTE ELF ABI for a bug that was added during the
most recent merge window as part of the coredump support.
The issue is that the value assigned to the new PT_ARM_MEMTAG_MTE
segment type has already been allocated to PT_AARCH64_UNWIND by the
ELF ABI, so we've bumped the value and changed the name of the
identifier to be better aligned with the existing one"
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
elf: Fix the arm64 MTE ELF segment name and value
|
|
When shadowing 5-level NPT for 4-level NPT L1 guest, the root_sp is
allocated with role.level = 5 and the guest pagetable's root gfn.
And root_sp->spt[0] is also allocated with the same gfn and the same
role except role.level = 4. Luckily that they are different shadow
pages, but only root_sp->spt[0] is the real translation of the guest
pagetable.
Here comes a problem:
If the guest switches from gCR4_LA57=0 to gCR4_LA57=1 (or vice verse)
and uses the same gfn as the root page for nested NPT before and after
switching gCR4_LA57. The host (hCR4_LA57=1) might use the same root_sp
for the guest even the guest switches gCR4_LA57. The guest will see
unexpected page mapped and L2 may exploit the bug and hurt L1. It is
lucky that the problem can't hurt L0.
And three special cases need to be handled:
The root_sp should be like role.direct=1 sometimes: its contents are
not backed by gptes, root_sp->gfns is meaningless. (For a normal high
level sp in shadow paging, sp->gfns is often unused and kept zero, but
it could be relevant and meaningful if sp->gfns is used because they
are backed by concrete gptes.)
For such root_sp in the case, root_sp is just a portal to contribute
root_sp->spt[0], and root_sp->gfns should not be used and
root_sp->spt[0] should not be dropped if gpte[0] of the guest root
pagetable is changed.
Such root_sp should not be accounted too.
So add role.passthrough to distinguish the shadow pages in the hash
when gCR4_LA57 is toggled and fix above special cases by using it in
kvm_mmu_page_{get|set}_gfn() and sp_has_gptes().
Signed-off-by: Lai Jiangshan <jiangshan.ljs@antgroup.com>
Message-Id: <20220420131204.2850-3-jiangshanlai@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
|
|
Fixes for (relatively) old bugs, to be merged in both the -rc and next
development trees.
The merge reconciles the ABI fixes for KVM_EXIT_SYSTEM_EVENT between
5.18 and commit c24a950ec7d6 ("KVM, SEV: Add KVM_EXIT_SHUTDOWN metadata
for SEV-ES", 2022-04-13).
|
|
Fixes for (relatively) old bugs, to be merged in both the -rc and next
development trees:
* Fix potential races when walking host page table
* Fix bad user ABI for KVM_EXIT_SYSTEM_EVENT
* Fix shadow page table leak when KVM runs nested
|
|
When KVM_EXIT_SYSTEM_EVENT was introduced, it included a flags
member that at the time was unused. Unfortunately this extensibility
mechanism has several issues:
- x86 is not writing the member, so it would not be possible to use it
on x86 except for new events
- the member is not aligned to 64 bits, so the definition of the
uAPI struct is incorrect for 32- on 64-bit userspace. This is a
problem for RISC-V, which supports CONFIG_KVM_COMPAT, but fortunately
usage of flags was only introduced in 5.18.
Since padding has to be introduced, place a new field in there
that tells if the flags field is valid. To allow further extensibility,
in fact, change flags to an array of 16 values, and store how many
of the values are valid. The availability of the new ndata field
is tied to a system capability; all architectures are changed to
fill in the field.
To avoid breaking compilation of userspace that was using the flags
field, provide a userspace-only union to overlap flags with data[0].
The new field is placed at the same offset for both 32- and 64-bit
userspace.
Cc: Will Deacon <will@kernel.org>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Peter Gonda <pgonda@google.com>
Cc: Sean Christopherson <seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reported-by: kernel test robot <lkp@intel.com>
Message-Id: <20220422103013.34832-1-pbonzini@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Jakub Kicinski:
"Including fixes from bluetooth, bpf and netfilter.
Current release - new code bugs:
- bridge: switchdev: check br_vlan_group() return value
- use this_cpu_inc() to increment net->core_stats, fix preempt-rt
Previous releases - regressions:
- eth: stmmac: fix write to sgmii_adapter_base
Previous releases - always broken:
- netfilter: nf_conntrack_tcp: re-init for syn packets only,
resolving issues with TCP fastopen
- tcp: md5: fix incorrect tcp_header_len for incoming connections
- tcp: fix F-RTO may not work correctly when receiving DSACK
- tcp: ensure use of most recently sent skb when filling rate samples
- tcp: fix potential xmit stalls caused by TCP_NOTSENT_LOWAT
- virtio_net: fix wrong buf address calculation when using xdp
- xsk: fix forwarding when combining copy mode with busy poll
- xsk: fix possible crash when multiple sockets are created
- bpf: lwt: fix crash when using bpf_skb_set_tunnel_key() from
bpf_xmit lwt hook
- sctp: null-check asoc strreset_chunk in sctp_generate_reconf_event
- wireguard: device: check for metadata_dst with skb_valid_dst()
- netfilter: update ip6_route_me_harder to consider L3 domain
- gre: make o_seqno start from 0 in native mode
- gre: switch o_seqno to atomic to prevent races in collect_md mode
Misc:
- add Eric Dumazet to networking maintainers
- dt: dsa: realtek: remove realtek,rtl8367s string
- netfilter: flowtable: Remove the empty file"
* tag 'net-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (65 commits)
tcp: fix F-RTO may not work correctly when receiving DSACK
Revert "ibmvnic: Add ethtool private flag for driver-defined queue limits"
net: enetc: allow tc-etf offload even with NETIF_F_CSUM_MASK
ixgbe: ensure IPsec VF<->PF compatibility
MAINTAINERS: Update BNXT entry with firmware files
netfilter: nft_socket: only do sk lookups when indev is available
net: fec: add missing of_node_put() in fec_enet_init_stop_mode()
bnx2x: fix napi API usage sequence
tls: Skip tls_append_frag on zero copy size
Add Eric Dumazet to networking maintainers
netfilter: conntrack: fix udp offload timeout sysctl
netfilter: nf_conntrack_tcp: re-init for syn packets only
net: dsa: lantiq_gswip: Don't set GSWIP_MII_CFG_RMII_CLK
net: Use this_cpu_inc() to increment net->core_stats
Bluetooth: hci_sync: Cleanup hci_conn if it cannot be aborted
Bluetooth: hci_event: Fix creating hci_conn object on error status
Bluetooth: hci_event: Fix checking for invalid handle on error status
ice: fix use-after-free when deinitializing mailbox snapshot
ice: wait 5 s for EMP reset after firmware flash
ice: Protect vf_state check by cfg_lock in ice_vc_process_vf_msg()
...
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator
Pull regulator fix from Mark Brown:
"A minor fix for the DT binding documentation of the rt5190a driver"
* tag 'regulator-fix-v5.18-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator:
regulator: dt-bindings: Revise the rt5190a buck/ldo description
|
|
Unfortunately, the name/value choice for the MTE ELF segment type
(PT_ARM_MEMTAG_MTE) was pretty poor: LOPROC+1 is already in use by
PT_AARCH64_UNWIND, as defined in the AArch64 ELF ABI
(https://github.com/ARM-software/abi-aa/blob/main/aaelf64/aaelf64.rst).
Update the ELF segment type value to LOPROC+2 and also change the define
to PT_AARCH64_MEMTAG_MTE to match the AArch64 ELF ABI namespace. The
AArch64 ELF ABI document is updating accordingly (segment type not
previously mentioned in the document).
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Fixes: 761b9b366cec ("elf: Introduce the ARM MTE ELF segment type")
Cc: Will Deacon <will@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Eric Biederman <ebiederm@xmission.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Luis Machado <luis.machado@arm.com>
Cc: Richard Earnshaw <Richard.Earnshaw@arm.com>
Link: https://lore.kernel.org/r/20220425151833.2603830-1-catalin.marinas@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
|
|
Sphinx generates hard-to-read lists of parameters at the bottom of the
page. Fix them by putting literal-block markers of "::" in front of
them.
Link: https://lkml.kernel.org/r/cfd3bcc0-b51d-0c68-c065-ca1c4c202447@gmail.com
Signed-off-by: Akira Yokosawa <akiyks@gmail.com>
Fixes: 57f2b54a9379 ("Documentation/vm/page_owner.rst: update the documentation")
Cc: Shenghong Han <hanshenghong2019@email.szu.edu.cn>
Cc: Haowen Bai <baihaowen@meizu.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Alex Shi <seakeel@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
|
|
The binding has both 'unevaluatedProperties: false' and
'additionalProperties: false' which is redundant. 'additionalProperties'
is the stricter of the two, so drop 'unevaluatedProperties'.
Fixes: e05cab34e417 ("dt-bindings: leds: Add bindings for MT6360 LED")
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220426133508.1849580-1-robh@kernel.org
|
|
The Cadence UFS controller can be part of power domain (as it is in
example DTS of TI J721e UFS Host Controller Glue), so allow such
property.
Reported-by: Rob Herring <robh@kernel.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220427065802.110402-1-krzysztof.kozlowski@linaro.org
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs
Pull f2fs fixes from Jaegeuk Kim:
"This includes major bug fixes introduced in 5.18-rc1 and 5.17+:
- Remove obsolete whint_mode (5.18-rc1)
- Fix IO split issue caused by op_flags change in f2fs (5.18-rc1)
- Fix a wrong condition check to detect IO failure loop (5.18-rc1)
- Fix wrong data truncation during roll-forward (5.17+)"
* tag 'f2fs-fix-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs:
f2fs: should not truncate blocks during roll-forward recovery
f2fs: fix wrong condition check when failing metapage read
f2fs: keep io_flags to avoid IO split due to different op_flags in two fio holders
f2fs: remove obsolete whint_mode
|
|
functions
Fix the documentation for the hsiphash functions to avoid conflating the
HalfSipHash algorithm with the hsiphash functions, since these functions
actually implement either HalfSipHash or SipHash, and random.c now uses
HalfSipHash (in a very special way) without the hsiphash functions.
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
|
|
Render usage example of HalfSipHash function as code block by using
literal block syntax.
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Eric Biggers <ebiggers@google.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Bagas Sanjaya <bagasdotme@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
|
|
Render danger paragraph into warning block for emphasization.
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Eric Biggers <ebiggers@google.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Bagas Sanjaya <bagasdotme@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
|
|
The rtc on PolarFire SoC does not use the AHB clock as its reference
frequency, but rather a 1 MHz refclk that it shares with MTIMER. Add
this second clock to the binding as a required property.
Fixes: 4cbcc0d7b397 ("dt-bindings: rtc: add bindings for microchip mpfs rtc")
Reviewed-by: Daire McNamara <daire.mcnamara@microchip.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20220413075835.3354193-7-conor.dooley@microchip.com
Acked-by: Palmer Dabbelt <palmer@rivosinc.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
|
|
As there are two sections of registers that are responsible for clock
configuration on the PolarFire SoC: add the dynamic reconfiguration
interface section to the binding & describe what each of the sections
are used for.
Fixes: 2145bb687e3f ("dt-bindings: clk: microchip: Add Microchip PolarFire host binding")
Reviewed-by: Daire McNamara <daire.mcnamara@microchip.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20220413075835.3354193-5-conor.dooley@microchip.com
Acked-by: Palmer Dabbelt <palmer@rivosinc.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
Pull ext4 fixes from Ted Ts'o:
"Fix some syzbot-detected bugs, as well as other bugs found by I/O
injection testing.
Change ext4's fallocate to consistently drop set[ug]id bits when an
fallocate operation might possibly change the user-visible contents of
a file.
Also, improve handling of potentially invalid values in the the
s_overhead_cluster superblock field to avoid ext4 returning a negative
number of free blocks"
* tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
jbd2: fix a potential race while discarding reserved buffers after an abort
ext4: update the cached overhead value in the superblock
ext4: force overhead calculation if the s_overhead_cluster makes no sense
ext4: fix overhead calculation to account for the reserved gdt blocks
ext4, doc: fix incorrect h_reserved size
ext4: limit length to bitmap_maxbytes - blocksize in punch_hole
ext4: fix use-after-free in ext4_search_dir
ext4: fix bug_on in start_this_handle during umount filesystem
ext4: fix symlink file size not match to file content
ext4: fix fallocate to use file_modified to update permissions consistently
|
|
Compatible strings are used to help the driver find the chip ID/version
register for each chip family. After that, the driver can setup the
switch accordingly. Keep only the first supported model for each family
as a compatible string and reference other chip models in the
description.
The removed compatible strings have never been used in a released kernel.
Link: https://lore.kernel.org/netdev/20220414014055.m4wbmr7tdz6hsa3m@bang-olufsen.dk/
Signed-off-by: Luiz Angelo Daros de Luca <luizluca@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Arınç ÜNAL <arinc.unal@arinc9.com>
Reviewed-by: Alvin Šipraga <alsi@bang-olufsen.dk>
Link: https://lore.kernel.org/r/20220418233558.13541-1-luizluca@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
|
