Merge branch kvm-arm64/memory-accounting into kvmarm-master/next

* kvm-arm64/memory-accounting:
: .
: Sprinkle a bunch of GFP_KERNEL_ACCOUNT all over the code base
: to better track memory all

Merge branch kvm-arm64/memory-accounting into kvmarm-master/next

* kvm-arm64/memory-accounting:
: .
: Sprinkle a bunch of GFP_KERNEL_ACCOUNT all over the code base
: to better track memory allocation made on behalf of a VM.
: .
KVM: arm64: Add memcg accounting to KVM allocations
KVM: arm64: vgic: Add memcg accounting to vgic allocations

Signed-off-by: Marc Zyngier <maz@kernel.org>

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KVM: arm64: vgic: Add memcg accounting to vgic allocations

Inspired by commit 254272ce6505 ("kvm: x86: Add memcg accounting to KVM
allocations"), it would be better to make arm64 vgic consistent wit

KVM: arm64: vgic: Add memcg accounting to vgic allocations

Inspired by commit 254272ce6505 ("kvm: x86: Add memcg accounting to KVM
allocations"), it would be better to make arm64 vgic consistent with
common kvm codes.

The memory allocations of VM scope should be charged into VM process
cgroup, hence change GFP_KERNEL to GFP_KERNEL_ACCOUNT.

There remain a few cases since these allocations are global, not in VM
scope.

Signed-off-by: Jia He <justin.he@arm.com>
Reviewed-by: Oliver Upton <oupton@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210907123112.10232-2-justin.he@arm.com

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Merge branch 'next' into for-linus

Prepare input updates for 5.15 merge window.

Merge branch 'perf/urgent' into perf/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>

Merge tag 'v5.14-rc6' into locking/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>

Backmerge remote-tracking branch 'drm/drm-next' into drm-misc-next

Required bump from v5.13-rc3 to v5.14-rc3, and to pick up sysfb compilation fixes.

Signed-off-by: Maarten Lankhorst <maarten.lankh

Backmerge remote-tracking branch 'drm/drm-next' into drm-misc-next

Required bump from v5.13-rc3 to v5.14-rc3, and to pick up sysfb compilation fixes.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

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Merge tag 'v5.13' into next

Sync up with the mainline to get the latest parport API.

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

Catching up with 5.14-rc1 and also preparing for a
needed common topic branch for the "Minor revid/stepping
and workaround cleanup"

Reference: https://patc

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

Catching up with 5.14-rc1 and also preparing for a
needed common topic branch for the "Minor revid/stepping
and workaround cleanup"

Reference: https://patchwork.freedesktop.org/series/92299/
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

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

Catching up with 5.14-rc1

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

Merge branch 'fixes-v5.14' into fixes

Merge branch 'cpufreq/cppc-fie' into cpufreq/arm/linux-next

Merge remote-tracking branch 'torvalds/master' into perf/core

To pick up fixes.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

Merge branch 'for-5.14/amd-sfh' into for-linus

- support for Renoir and Cezanne SoCs
- support for Ambient Light Sensor
- support for Human Presence Detection sensor

all from Basavaraj Natikar

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

Pull kvm updates from Paolo Bonzini:
"This covers all architectures (except MIPS) so I don't expect any
other feature pull reque

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

Pull kvm updates from Paolo Bonzini:
"This covers all architectures (except MIPS) so I don't expect any
other feature pull requests this merge window.

ARM:

- Add MTE support in guests, complete with tag save/restore interface

- Reduce the impact of CMOs by moving them in the page-table code

- Allow device block mappings at stage-2

- Reduce the footprint of the vmemmap in protected mode

- Support the vGIC on dumb systems such as the Apple M1

- Add selftest infrastructure to support multiple configuration and
apply that to PMU/non-PMU setups

- Add selftests for the debug architecture

- The usual crop of PMU fixes

PPC:

- Support for the H_RPT_INVALIDATE hypercall

- Conversion of Book3S entry/exit to C

- Bug fixes

S390:

- new HW facilities for guests

- make inline assembly more robust with KASAN and co

x86:

- Allow userspace to handle emulation errors (unknown instructions)

- Lazy allocation of the rmap (host physical -> guest physical
address)

- Support for virtualizing TSC scaling on VMX machines

- Optimizations to avoid shattering huge pages at the beginning of
live migration

- Support for initializing the PDPTRs without loading them from
memory

- Many TLB flushing cleanups

- Refuse to load if two-stage paging is available but NX is not (this
has been a requirement in practice for over a year)

- A large series that separates the MMU mode (WP/SMAP/SMEP etc.) from
CR0/CR4/EFER, using the MMU mode everywhere once it is computed
from the CPU registers

- Use PM notifier to notify the guest about host suspend or hibernate

- Support for passing arguments to Hyper-V hypercalls using XMM
registers

- Support for Hyper-V TLB flush hypercalls and enlightened MSR bitmap
on AMD processors

- Hide Hyper-V hypercalls that are not included in the guest CPUID

- Fixes for live migration of virtual machines that use the Hyper-V
"enlightened VMCS" optimization of nested virtualization

- Bugfixes (not many)

Generic:

- Support for retrieving statistics without debugfs

- Cleanups for the KVM selftests API"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (314 commits)
KVM: x86: rename apic_access_page_done to apic_access_memslot_enabled
kvm: x86: disable the narrow guest module parameter on unload
selftests: kvm: Allows userspace to handle emulation errors.
kvm: x86: Allow userspace to handle emulation errors
KVM: x86/mmu: Let guest use GBPAGES if supported in hardware and TDP is on
KVM: x86/mmu: Get CR4.SMEP from MMU, not vCPU, in shadow page fault
KVM: x86/mmu: Get CR0.WP from MMU, not vCPU, in shadow page fault
KVM: x86/mmu: Drop redundant rsvd bits reset for nested NPT
KVM: x86/mmu: Optimize and clean up so called "last nonleaf level" logic
KVM: x86: Enhance comments for MMU roles and nested transition trickiness
KVM: x86/mmu: WARN on any reserved SPTE value when making a valid SPTE
KVM: x86/mmu: Add helpers to do full reserved SPTE checks w/ generic MMU
KVM: x86/mmu: Use MMU's role to determine PTTYPE
KVM: x86/mmu: Collapse 32-bit PAE and 64-bit statements for helpers
KVM: x86/mmu: Add a helper to calculate root from role_regs
KVM: x86/mmu: Add helper to update paging metadata
KVM: x86/mmu: Don't update nested guest's paging bitmasks if CR0.PG=0
KVM: x86/mmu: Consolidate reset_rsvds_bits_mask() calls
KVM: x86/mmu: Use MMU role_regs to get LA57, and drop vCPU LA57 helper
KVM: x86/mmu: Get nested MMU's root level from the MMU's role
...

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Merge tag 'kvmarm-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm64 updates for v5.14.

- Add MTE support in guests, complete with tag save/restore interface
-

Merge tag 'kvmarm-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm64 updates for v5.14.

- Add MTE support in guests, complete with tag save/restore interface
- Reduce the impact of CMOs by moving them in the page-table code
- Allow device block mappings at stage-2
- Reduce the footprint of the vmemmap in protected mode
- Support the vGIC on dumb systems such as the Apple M1
- Add selftest infrastructure to support multiple configuration
and apply that to PMU/non-PMU setups
- Add selftests for the debug architecture
- The usual crop of PMU fixes

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Merge tag 'v5.13-rc3' into asoc-5.13

Linux 5.13-rc3

Merge branch kvm-arm64/m1 into kvmarm-master/next

Rework the KVM GIC and timer to cope with lesser HW such as
the Apple M1 SoC.

* kvm-arm64/m1:
irqchip/apple-aic: Advertise some level of vGICv3 c

Merge branch kvm-arm64/m1 into kvmarm-master/next

Rework the KVM GIC and timer to cope with lesser HW such as
the Apple M1 SoC.

* kvm-arm64/m1:
irqchip/apple-aic: Advertise some level of vGICv3 compatibility
KVM: arm64: timer: Add support for SW-based deactivation
KVM: arm64: timer: Refactor IRQ configuration
KVM: arm64: vgic: Implement SW-driven deactivation
KVM: arm64: vgic: move irq->get_input_level into an ops structure
KVM: arm64: vgic: Let an interrupt controller advertise lack of HW deactivation
KVM: arm64: vgic: Be tolerant to the lack of maintenance interrupt masking
KVM: arm64: Handle physical FIQ as an IRQ while running a guest
irqchip/gic: Split vGIC probing information from the GIC code

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

Pulling in -rc2 fixes and TTM changes that next upcoming patches depend
on.

Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

KVM: arm64: vgic: Let an interrupt controller advertise lack of HW deactivation

The vGIC, as architected by ARM, allows a virtual interrupt to
trigger the deactivation of a physical interrupt. This

KVM: arm64: vgic: Let an interrupt controller advertise lack of HW deactivation

The vGIC, as architected by ARM, allows a virtual interrupt to
trigger the deactivation of a physical interrupt. This allows
the following interrupt to be delivered without requiring an exit.

However, some implementations have choosen not to implement this,
meaning that we will need some unsavoury workarounds to deal with this.

On detecting such a case, taint the kernel and spit a nastygram.
We'll deal with this in later patches.

Signed-off-by: Marc Zyngier <maz@kernel.org>

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KVM: arm64: vgic: Be tolerant to the lack of maintenance interrupt masking

As it turns out, not all the interrupt controllers are able to
expose a vGIC maintenance interrupt that can be independentl

KVM: arm64: vgic: Be tolerant to the lack of maintenance interrupt masking

As it turns out, not all the interrupt controllers are able to
expose a vGIC maintenance interrupt that can be independently
enabled/disabled.

And to be fair, it doesn't really matter as all we require is
for the interrupt to kick us out of guest mode out way or another.

To that effect, add gic_kvm_info.no_maint_irq_mask for an interrupt
controller to advertise the lack of masking.

Signed-off-by: Marc Zyngier <maz@kernel.org>

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irqchip/gic: Split vGIC probing information from the GIC code

The vGIC advertising code is unsurprisingly very much tied to
the GIC implementations. However, we are about to extend the
support to le

irqchip/gic: Split vGIC probing information from the GIC code

The vGIC advertising code is unsurprisingly very much tied to
the GIC implementations. However, we are about to extend the
support to lesser implementations.

Let's dissociate the vgic registration from the GIC code and
move it into KVM, where it makes a bit more sense. This also
allows us to mark the gic_kvm_info structures as __initdata.

Reviewed-by: Alexandru Elisei <alexandru.elisei@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>

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Merge tag 'v5.13-rc2' into spi-5.13

Linux 5.13-rc2

Merge branch 'fixes-rc1' into fixes

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

Time to get back in sync...

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

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

Backmerging to get v5.12 fixes. Requested for vmwgfx.

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