History log of /linux/virt/kvm/Kconfig (Results 1 – 25 of 613)
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Revision tags: v6.19-rc2
# 24f171c7 21-Dec-2025 Takashi Iwai <tiwai@suse.de>

Merge tag 'asoc-fix-v6.19-rc1' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v6.19

We've been quite busy with fixes since the merge window, though

Merge tag 'asoc-fix-v6.19-rc1' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v6.19

We've been quite busy with fixes since the merge window, though not in
any particularly exciting ways - the standout thing is the fix for _SX
controls which were broken by a change to how we do clamping, otherwise
it's all fairly run of the mill fixes and quirks.

show more ...


# 84318277 15-Dec-2025 Maarten Lankhorst <dev@lankhorst.se>

Merge remote-tracking branch 'drm/drm-fixes' into drm-misc-fixes

Pull in rc1 to include all changes since the merge window closed,
and grab all fixes and changes from drm/drm-next.

Signed-off-by: M

Merge remote-tracking branch 'drm/drm-fixes' into drm-misc-fixes

Pull in rc1 to include all changes since the merge window closed,
and grab all fixes and changes from drm/drm-next.

Signed-off-by: Maarten Lankhorst <dev@lankhorst.se>

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Revision tags: v6.19-rc1, v6.18, v6.18-rc7, v6.18-rc6, v6.18-rc5, v6.18-rc4
# d518ec2c 27-Oct-2025 Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Merge 6.18-rc3 into usb-next

We need the USB fixes in here as well to build on top of.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>


# d68eb909 27-Oct-2025 Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Merge 6.18-rc3 into staging-next

We need the staging driver fixes in here to build on top of.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>


# c4289007 27-Oct-2025 Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Merge 6.18-rc3 into char-misc-next

We need the fixes in here, and it resolves a merge conflict in:
drivers/misc/amd-sbi/Kconfig

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>


# 82f78acd 20-Nov-2025 Martin K. Petersen <martin.petersen@oracle.com>

Merge patch series "Add OP-TEE based RPMB driver for UFS devices"

Bean Huo <beanhuo@iokpp.de> says:

This patch series introduces OP-TEE based RPMB (Replay Protected
Memory Block) support for UFS de

Merge patch series "Add OP-TEE based RPMB driver for UFS devices"

Bean Huo <beanhuo@iokpp.de> says:

This patch series introduces OP-TEE based RPMB (Replay Protected
Memory Block) support for UFS devices, extending the kernel-level
secure storage capabilities that are currently available for eMMC
devices.

Previously, OP-TEE required a userspace supplicant to access RPMB
partitions, which created complex dependencies and reliability issues,
especially during early boot scenarios. Recent work by Linaro has
moved core supplicant functionality directly into the Linux kernel for
eMMC devices, eliminating userspace dependencies and enabling
immediate secure storage access. This series extends the same approach
to UFS devices, which are used in enterprise and mobile applications
that require secure storage capabilities.

Benefits:

- Eliminates dependency on userspace supplicant for UFS RPMB access

- Enables early boot secure storage access (e.g., fTPM, secure UEFI
variables)

- Provides kernel-level RPMB access as soon as UFS driver is
initialized

- Removes complex initramfs dependencies and boot ordering
requirements

- Ensures reliable and deterministic secure storage operations

- Supports both built-in and modular fTPM configurations.

Prerequisites:
--------------

This patch series depends on commit 7e8242405b94 ("rpmb: move struct
rpmb_frame to common header") which has been merged into mainline
v6.18-rc2.

Link: https://patch.msgid.link/20251107230518.4060231-1-beanhuo@iokpp.de
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

show more ...


# 37022410 27-Oct-2025 Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Merge 6.18-rc3 into driver-core-next

We need the driver core fixes in here as well to build on top of.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>


# 51d90a15 06-Dec-2025 Linus Torvalds <torvalds@linux-foundation.org>

Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM updates from Paolo Bonzini:
"ARM:

- Support for userspace handling of synchronous external aborts
(SEAs), allowi

Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM updates from Paolo Bonzini:
"ARM:

- Support for userspace handling of synchronous external aborts
(SEAs), allowing the VMM to potentially handle the abort in a
non-fatal manner

- Large rework of the VGIC's list register handling with the goal of
supporting more active/pending IRQs than available list registers
in hardware. In addition, the VGIC now supports EOImode==1 style
deactivations for IRQs which may occur on a separate vCPU than the
one that acked the IRQ

- Support for FEAT_XNX (user / privileged execute permissions) and
FEAT_HAF (hardware update to the Access Flag) in the software page
table walkers and shadow MMU

- Allow page table destruction to reschedule, fixing long
need_resched latencies observed when destroying a large VM

- Minor fixes to KVM and selftests

Loongarch:

- Get VM PMU capability from HW GCFG register

- Add AVEC basic support

- Use 64-bit register definition for EIOINTC

- Add KVM timer test cases for tools/selftests

RISC/V:

- SBI message passing (MPXY) support for KVM guest

- Give a new, more specific error subcode for the case when in-kernel
AIA virtualization fails to allocate IMSIC VS-file

- Support KVM_DIRTY_LOG_INITIALLY_SET, enabling dirty log gradually
in small chunks

- Fix guest page fault within HLV* instructions

- Flush VS-stage TLB after VCPU migration for Andes cores

s390:

- Always allocate ESCA (Extended System Control Area), instead of
starting with the basic SCA and converting to ESCA with the
addition of the 65th vCPU. The price is increased number of exits
(and worse performance) on z10 and earlier processor; ESCA was
introduced by z114/z196 in 2010

- VIRT_XFER_TO_GUEST_WORK support

- Operation exception forwarding support

- Cleanups

x86:

- Skip the costly "zap all SPTEs" on an MMIO generation wrap if MMIO
SPTE caching is disabled, as there can't be any relevant SPTEs to
zap

- Relocate a misplaced export

- Fix an async #PF bug where KVM would clear the completion queue
when the guest transitioned in and out of paging mode, e.g. when
handling an SMI and then returning to paged mode via RSM

- Leave KVM's user-return notifier registered even when disabling
virtualization, as long as kvm.ko is loaded. On reboot/shutdown,
keeping the notifier registered is ok; the kernel does not use the
MSRs and the callback will run cleanly and restore host MSRs if the
CPU manages to return to userspace before the system goes down

- Use the checked version of {get,put}_user()

- Fix a long-lurking bug where KVM's lack of catch-up logic for
periodic APIC timers can result in a hard lockup in the host

- Revert the periodic kvmclock sync logic now that KVM doesn't use a
clocksource that's subject to NTP corrections

- Clean up KVM's handling of MMIO Stale Data and L1TF, and bury the
latter behind CONFIG_CPU_MITIGATIONS

- Context switch XCR0, XSS, and PKRU outside of the entry/exit fast
path; the only reason they were handled in the fast path was to
paper of a bug in the core #MC code, and that has long since been
fixed

- Add emulator support for AVX MOV instructions, to play nice with
emulated devices whose guest drivers like to access PCI BARs with
large multi-byte instructions

x86 (AMD):

- Fix a few missing "VMCB dirty" bugs

- Fix the worst of KVM's lack of EFER.LMSLE emulation

- Add AVIC support for addressing 4k vCPUs in x2AVIC mode

- Fix incorrect handling of selective CR0 writes when checking
intercepts during emulation of L2 instructions

- Fix a currently-benign bug where KVM would clobber SPEC_CTRL[63:32]
on VMRUN and #VMEXIT

- Fix a bug where KVM corrupt the guest code stream when re-injecting
a soft interrupt if the guest patched the underlying code after the
VM-Exit, e.g. when Linux patches code with a temporary INT3

- Add KVM_X86_SNP_POLICY_BITS to advertise supported SNP policy bits
to userspace, and extend KVM "support" to all policy bits that
don't require any actual support from KVM

x86 (Intel):

- Use the root role from kvm_mmu_page to construct EPTPs instead of
the current vCPU state, partly as worthwhile cleanup, but mostly to
pave the way for tracking per-root TLB flushes, and elide EPT
flushes on pCPU migration if the root is clean from a previous
flush

- Add a few missing nested consistency checks

- Rip out support for doing "early" consistency checks via hardware
as the functionality hasn't been used in years and is no longer
useful in general; replace it with an off-by-default module param
to WARN if hardware fails a check that KVM does not perform

- Fix a currently-benign bug where KVM would drop the guest's
SPEC_CTRL[63:32] on VM-Enter

- Misc cleanups

- Overhaul the TDX code to address systemic races where KVM (acting
on behalf of userspace) could inadvertantly trigger lock contention
in the TDX-Module; KVM was either working around these in weird,
ugly ways, or was simply oblivious to them (though even Yan's
devilish selftests could only break individual VMs, not the host
kernel)

- Fix a bug where KVM could corrupt a vCPU's cpu_list when freeing a
TDX vCPU, if creating said vCPU failed partway through

- Fix a few sparse warnings (bad annotation, 0 != NULL)

- Use struct_size() to simplify copying TDX capabilities to userspace

- Fix a bug where TDX would effectively corrupt user-return MSR
values if the TDX Module rejects VP.ENTER and thus doesn't clobber
host MSRs as expected

Selftests:

- Fix a math goof in mmu_stress_test when running on a single-CPU
system/VM

- Forcefully override ARCH from x86_64 to x86 to play nice with
specifying ARCH=x86_64 on the command line

- Extend a bunch of nested VMX to validate nested SVM as well

- Add support for LA57 in the core VM_MODE_xxx macro, and add a test
to verify KVM can save/restore nested VMX state when L1 is using
5-level paging, but L2 is not

- Clean up the guest paging code in anticipation of sharing the core
logic for nested EPT and nested NPT

guest_memfd:

- Add NUMA mempolicy support for guest_memfd, and clean up a variety
of rough edges in guest_memfd along the way

- Define a CLASS to automatically handle get+put when grabbing a
guest_memfd from a memslot to make it harder to leak references

- Enhance KVM selftests to make it easer to develop and debug
selftests like those added for guest_memfd NUMA support, e.g. where
test and/or KVM bugs often result in hard-to-debug SIGBUS errors

- Misc cleanups

Generic:

- Use the recently-added WQ_PERCPU when creating the per-CPU
workqueue for irqfd cleanup

- Fix a goof in the dirty ring documentation

- Fix choice of target for directed yield across different calls to
kvm_vcpu_on_spin(); the function was always starting from the first
vCPU instead of continuing the round-robin search"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (260 commits)
KVM: arm64: at: Update AF on software walk only if VM has FEAT_HAFDBS
KVM: arm64: at: Use correct HA bit in TCR_EL2 when regime is EL2
KVM: arm64: Document KVM_PGTABLE_PROT_{UX,PX}
KVM: arm64: Fix spelling mistake "Unexpeced" -> "Unexpected"
KVM: arm64: Add break to default case in kvm_pgtable_stage2_pte_prot()
KVM: arm64: Add endian casting to kvm_swap_s[12]_desc()
KVM: arm64: Fix compilation when CONFIG_ARM64_USE_LSE_ATOMICS=n
KVM: arm64: selftests: Add test for AT emulation
KVM: arm64: nv: Expose hardware access flag management to NV guests
KVM: arm64: nv: Implement HW access flag management in stage-2 SW PTW
KVM: arm64: Implement HW access flag management in stage-1 SW PTW
KVM: arm64: Propagate PTW errors up to AT emulation
KVM: arm64: Add helper for swapping guest descriptor
KVM: arm64: nv: Use pgtable definitions in stage-2 walk
KVM: arm64: Handle endianness in read helper for emulated PTW
KVM: arm64: nv: Stop passing vCPU through void ptr in S2 PTW
KVM: arm64: Call helper for reading descriptors directly
KVM: arm64: nv: Advertise support for FEAT_XNX
KVM: arm64: Teach ptdump about FEAT_XNX permissions
KVM: s390: Use generic VIRT_XFER_TO_GUEST_WORK functions
...

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# de8e8ebb 26-Nov-2025 Paolo Bonzini <pbonzini@redhat.com>

Merge tag 'kvm-x86-tdx-6.19' of https://github.com/kvm-x86/linux into HEAD

KVM TDX changes for 6.19:

- Overhaul the TDX code to address systemic races where KVM (acting on behalf
of userspace)

Merge tag 'kvm-x86-tdx-6.19' of https://github.com/kvm-x86/linux into HEAD

KVM TDX changes for 6.19:

- Overhaul the TDX code to address systemic races where KVM (acting on behalf
of userspace) could inadvertantly trigger lock contention in the TDX-Module,
which KVM was either working around in weird, ugly ways, or was simply
oblivious to (as proven by Yan tripping several KVM_BUG_ON()s with clever
selftests).

- Fix a bug where KVM could corrupt a vCPU's cpu_list when freeing a vCPU if
creating said vCPU failed partway through.

- Fix a few sparse warnings (bad annotation, 0 != NULL).

- Use struct_size() to simplify copying capabilities to userspace.

show more ...


# 0a0da3f9 30-Oct-2025 Sean Christopherson <seanjc@google.com>

KVM: Make support for kvm_arch_vcpu_async_ioctl() mandatory

Implement kvm_arch_vcpu_async_ioctl() "natively" in x86 and arm64 instead
of relying on an #ifdef'd stub, and drop HAVE_KVM_VCPU_ASYNC_IOC

KVM: Make support for kvm_arch_vcpu_async_ioctl() mandatory

Implement kvm_arch_vcpu_async_ioctl() "natively" in x86 and arm64 instead
of relying on an #ifdef'd stub, and drop HAVE_KVM_VCPU_ASYNC_IOCTL in
anticipation of using the API on x86. Once x86 uses the API, providing a
stub for one architecture and having all other architectures opt-in
requires more code than simply implementing the API in the lone holdout.

Eliminating the Kconfig will also reduce churn if the API is renamed in
the future (spoiler alert).

No functional change intended.

Acked-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Reviewed-by: Yan Zhao <yan.y.zhao@intel.com>
Tested-by: Yan Zhao <yan.y.zhao@intel.com>
Tested-by: Kai Huang <kai.huang@intel.com>
Link: https://patch.msgid.link/20251030200951.3402865-2-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>

show more ...


# 7362b5b4 02-Dec-2025 Jiri Kosina <jkosina@suse.com>

Merge branch 'for-6.19/nintendo' into for-linus

- switch to WQ_PERCPU workaueues (Marco Crivellari)
- reduce potential initialization blocking time of hid-nintendo (Willy Huang)


# 2e90ff54 20-Nov-2025 Takashi Iwai <tiwai@suse.de>

Merge branch 'for-linus' into for-next

Pull 6.18-devel branch for applying the further HD-audio fixups for HP.

Signed-off-by: Takashi Iwai <tiwai@suse.de>


# 29ae148f 11-Nov-2025 Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

Merge tag 'v6.18-rc5' into media-next

Linux 6.18-rc5

* tag 'v6.18-rc5': (1016 commits)
Linux 6.18-rc5
kbuild: Let kernel-doc.py use PYTHON3 override
rtc: rx8025: fix incorrect register refere

Merge tag 'v6.18-rc5' into media-next

Linux 6.18-rc5

* tag 'v6.18-rc5': (1016 commits)
Linux 6.18-rc5
kbuild: Let kernel-doc.py use PYTHON3 override
rtc: rx8025: fix incorrect register reference
Revert "drm/nouveau: set DMA mask before creating the flush page"
io_uring: fix regbuf vector size truncation
compiler_types: Move unused static inline functions warning to W=2
smb: client: validate change notify buffer before copy
tracing/tools: Fix incorrcet short option in usage text for --threads
drm/xe: Enforce correct user fence signaling order using
x86/microcode/AMD: Add more known models to entry sign checking
drm/xe: Do clean shutdown also when using flr
drm/xe: Move declarations under conditional branch
drm/xe/guc: Synchronize Dead CT worker with unbind
tracing: Fix memory leaks in create_field_var()
ring-buffer: Do not warn in ring_buffer_map_get_reader() when reader catches up
tracing: tprobe-events: Fix to put tracepoint_user when disable the tprobe
tracing: tprobe-events: Fix to register tracepoint correctly
gpio: tb10x: Drop unused tb10x_set_bits() function
drm/amd/display: Enable mst when it's detected but yet to be initialized
drm/amdgpu: Fix wait after reset sequence in S3
...

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# 1c1960f5 11-Nov-2025 Jani Nikula <jani.nikula@intel.com>

Merge drm/drm-next into drm-intel-next

Primarily sync with the drm_print.h changes from drm-misc.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>


# 8b6faa7f 05-Nov-2025 Mark Brown <broonie@kernel.org>

spi: tegra210-quad: Improve timeout handling under

Merge series from Vishwaroop A <va@nvidia.com>:

This patch series addresses timeout handling issues in the Tegra QSPI driver
that occur under high

spi: tegra210-quad: Improve timeout handling under

Merge series from Vishwaroop A <va@nvidia.com>:

This patch series addresses timeout handling issues in the Tegra QSPI driver
that occur under high system load conditions. We've observed that when CPUs
are saturated (due to error injection, RAS firmware activity, or general CPU
contention), QSPI interrupt handlers can be delayed, causing spurious transfer
failures even though the hardware completed the operation successfully.

These changes have been tested in production environments under various high
load scenarios including RAS testing and CPU saturation workloads.

show more ...


# cb9f145f 01-Nov-2025 Rob Clark <robin.clark@oss.qualcomm.com>

Merge remote-tracking branch 'drm/drm-next' into msm-next-robclark

Back-merge drm-next to get caught up.

Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>


# dc74a00c 28-Oct-2025 Mark Brown <broonie@kernel.org>

regulator: pca9450: add input supply links

Merge series from Oleksij Rempel <o.rempel@pengutronix.de>:

This series adds input supply definitions for the NXP PCA9450 PMIC.

Some systems detect power

regulator: pca9450: add input supply links

Merge series from Oleksij Rempel <o.rempel@pengutronix.de>:

This series adds input supply definitions for the NXP PCA9450 PMIC.

Some systems detect power events such as undervoltage before the PMIC.
To allow correct propagation of such events, each regulator must define
its upstream input supply. The first patch updates the devicetree
binding to document new *-supply properties, and the second patch adds
matching .supply_name entries in the driver.

Changes in this series:
- Document INL1, INB13, INB26 and INB45 supply properties
- Link all LDO and BUCK regulators to their corresponding input groups

show more ...


# 96fbc805 27-Oct-2025 Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

Merge tag 'v6.18-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into gpio/for-next

Linux 6.18-rc3


Revision tags: v6.18-rc3
# 5efbe8ff 24-Oct-2025 Thomas Zimmermann <tzimmermann@suse.de>

Merge drm/drm-next into drm-misc-next

Backmerging to get fixes and features of v6.18-rc2.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>


Revision tags: v6.18-rc2
# 2b7553db 16-Oct-2025 Jakub Kicinski <kuba@kernel.org>

Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Cross-merge networking fixes after downstream PR (net-6.18-rc3).

No conflicts or adjacent changes.

Signed-off-by: Jakub Kicinski <kub

Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Cross-merge networking fixes after downstream PR (net-6.18-rc3).

No conflicts or adjacent changes.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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# 2880c42a 21-Oct-2025 Mark Brown <broonie@kernel.org>

ASoC: amd: ps: Propagate the PCI subsystem Vendor and

Merge series from Simon Trimmer <simont@opensource.cirrus.com>:

This series of two patches propagates the PCI subsystem Vendor and Device
IDs s

ASoC: amd: ps: Propagate the PCI subsystem Vendor and

Merge series from Simon Trimmer <simont@opensource.cirrus.com>:

This series of two patches propagates the PCI subsystem Vendor and Device
IDs so that they can be used by component drivers to differentiate
firmware loads.

show more ...


# 91321980 20-Oct-2025 Alice Ryhl <aliceryhl@google.com>

Merge tag 'v6.18-rc2' into 'drm-rust-next'

When pushing commits to drm-rust-next, we need to verify that the
patches pass rustfmt. Thus, pull in v6.18-rc2 for its rustfmt fix.

Signed-off-by: Alice

Merge tag 'v6.18-rc2' into 'drm-rust-next'

When pushing commits to drm-rust-next, we need to verify that the
patches pass rustfmt. Thus, pull in v6.18-rc2 for its rustfmt fix.

Signed-off-by: Alice Ryhl <aliceryhl@google.com>

show more ...


# 50de48a4 19-Oct-2025 Alexei Starovoitov <ast@kernel.org>

Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf at 6.18-rc2

Cross-merge BPF and other fixes after downstream PR.

No conflicts.

Signed-off-by: Alexei Starovoitov <ast@kernel.org>


# 82ee5025 14-Oct-2025 Thomas Hellström <thomas.hellstrom@linux.intel.com>

Merge drm/drm-next into drm-xe-next

Backmerging to bring in 6.18-rc1.

Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>


# 2acee98f 14-Oct-2025 Jani Nikula <jani.nikula@intel.com>

Merge drm/drm-next into drm-intel-next

Sync to v6.18-rc1.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>


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