Revision tags: v6.6.67, v6.6.66, v6.6.65, v6.6.64, v6.6.63, v6.6.62, v6.6.61, v6.6.60, v6.6.59, v6.6.58, v6.6.57, v6.6.56, v6.6.55, v6.6.54, v6.6.53, v6.6.52, v6.6.51, v6.6.50, v6.6.49, v6.6.48, v6.6.47, v6.6.46, v6.6.45, v6.6.44, v6.6.43, v6.6.42, v6.6.41, v6.6.40, v6.6.39, v6.6.38, v6.6.37, v6.6.36, v6.6.35, v6.6.34, v6.6.33, v6.6.32, v6.6.31, v6.6.30, v6.6.29, v6.6.28, v6.6.27, v6.6.26, v6.6.25, v6.6.24, v6.6.23, v6.6.16, v6.6.15, v6.6.14, v6.6.13, v6.6.12, v6.6.11, v6.6.10, v6.6.9, v6.6.8, v6.6.7, v6.6.6, v6.6.5, v6.6.4, v6.6.3, v6.6.2, v6.5.11, v6.6.1, v6.5.10, v6.6, v6.5.9, v6.5.8, v6.5.7, v6.5.6, v6.5.5, v6.5.4, v6.5.3 |
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#
c900529f |
| 12-Sep-2023 |
Thomas Zimmermann <tzimmermann@suse.de> |
Merge drm/drm-fixes into drm-misc-fixes
Forwarding to v6.6-rc1.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
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Revision tags: v6.5.2, v6.1.51, v6.5.1, v6.1.50 |
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#
692f5510 |
| 28-Aug-2023 |
Takashi Iwai <tiwai@suse.de> |
Merge tag 'asoc-v6.6' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Updates for v6.6
The rest of the updates for v6.6, some of the highlights include:
- A
Merge tag 'asoc-v6.6' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Updates for v6.6
The rest of the updates for v6.6, some of the highlights include:
- A big API cleanup from Morimoto-san, rationalising the places we put functions. - Lots of work on the SOF framework, AMD and Intel drivers, including a lot of cleanup and new device support. - Standardisation of the presentation of jacks from drivers. - Provision of some generic sound card DT properties. - Conversion oof more drivers to the maple tree register cache. - New drivers for AMD Van Gogh, AWInic AW88261, Cirrus Logic cs42l43, various Intel platforms, Mediatek MT7986, RealTek RT1017 and StarFive JH7110.
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Revision tags: v6.5, v6.1.49, v6.1.48 |
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#
fdebffeb |
| 23-Aug-2023 |
Dave Airlie <airlied@redhat.com> |
BackMerge tag 'v6.5-rc7' into drm-next
Linux 6.5-rc7
This is needed for the CI stuff and the msm pull has fixes in it.
Signed-off-by: Dave Airlie <airlied@redhat.com>
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#
0bbe0649 |
| 22-Aug-2023 |
Mark Brown <broonie@kernel.org> |
Add cs42l43 PC focused SoundWire CODEC
Merge series from Charles Keepax <ckeepax@opensource.cirrus.com>:
This patch chain adds support for the Cirrus Logic cs42l43 PC focused SoundWire CODEC. The c
Add cs42l43 PC focused SoundWire CODEC
Merge series from Charles Keepax <ckeepax@opensource.cirrus.com>:
This patch chain adds support for the Cirrus Logic cs42l43 PC focused SoundWire CODEC. The chain is currently based of Lee's for-mfd-next branch.
This series is mostly just a resend keeping pace with the kernel under it, except for a minor fixup in the ASoC stuff.
Thanks, Charles
Charles Keepax (4): dt-bindings: mfd: cirrus,cs42l43: Add initial DT binding mfd: cs42l43: Add support for cs42l43 core driver pinctrl: cs42l43: Add support for the cs42l43 ASoC: cs42l43: Add support for the cs42l43
Lucas Tanure (2): soundwire: bus: Allow SoundWire peripherals to register IRQ handlers spi: cs42l43: Add SPI controller support
.../bindings/sound/cirrus,cs42l43.yaml | 313 +++ MAINTAINERS | 4 + drivers/mfd/Kconfig | 23 + drivers/mfd/Makefile | 3 + drivers/mfd/cs42l43-i2c.c | 98 + drivers/mfd/cs42l43-sdw.c | 239 ++ drivers/mfd/cs42l43.c | 1188 +++++++++ drivers/mfd/cs42l43.h | 28 + drivers/pinctrl/cirrus/Kconfig | 11 + drivers/pinctrl/cirrus/Makefile | 2 + drivers/pinctrl/cirrus/pinctrl-cs42l43.c | 609 +++++ drivers/soundwire/bus.c | 32 + drivers/soundwire/bus_type.c | 12 + drivers/spi/Kconfig | 7 + drivers/spi/Makefile | 1 + drivers/spi/spi-cs42l43.c | 284 ++ include/linux/mfd/cs42l43-regs.h | 1184 +++++++++ include/linux/mfd/cs42l43.h | 102 + include/linux/soundwire/sdw.h | 9 + include/sound/cs42l43.h | 17 + sound/soc/codecs/Kconfig | 16 + sound/soc/codecs/Makefile | 4 + sound/soc/codecs/cs42l43-jack.c | 946 +++++++ sound/soc/codecs/cs42l43-sdw.c | 74 + sound/soc/codecs/cs42l43.c | 2278 +++++++++++++++++ sound/soc/codecs/cs42l43.h | 131 + 26 files changed, 7615 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/cirrus,cs42l43.yaml create mode 100644 drivers/mfd/cs42l43-i2c.c create mode 100644 drivers/mfd/cs42l43-sdw.c create mode 100644 drivers/mfd/cs42l43.c create mode 100644 drivers/mfd/cs42l43.h create mode 100644 drivers/pinctrl/cirrus/pinctrl-cs42l43.c create mode 100644 drivers/spi/spi-cs42l43.c create mode 100644 include/linux/mfd/cs42l43-regs.h create mode 100644 include/linux/mfd/cs42l43.h create mode 100644 include/sound/cs42l43.h create mode 100644 sound/soc/codecs/cs42l43-jack.c create mode 100644 sound/soc/codecs/cs42l43-sdw.c create mode 100644 sound/soc/codecs/cs42l43.c create mode 100644 sound/soc/codecs/cs42l43.h
-- 2.30.2
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#
a3dd14c0 |
| 21-Aug-2023 |
Georgi Djakov <djakov@kernel.org> |
Merge tag 'v6.5-rc6' into icc-next
The fixes that got merged into v6.5-rc6 are needed here.
Signed-off-by: Georgi Djakov <djakov@kernel.org>
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#
642073c3 |
| 20-Aug-2023 |
Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
Merge commit b320441c04c9 ("Merge tag 'tty-6.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty") into tty-next
We need the serial-core fixes in here as well.
Signed-off-by: Greg Kr
Merge commit b320441c04c9 ("Merge tag 'tty-6.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty") into tty-next
We need the serial-core fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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#
ab472430 |
| 18-Aug-2023 |
Mark Brown <broonie@kernel.org> |
Add cs42l43 PC focused SoundWire CODEC
Merge series from Charles Keepax <ckeepax@opensource.cirrus.com>:
This patch chain adds support for the Cirrus Logic cs42l43 PC focused SoundWire CODEC.
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Revision tags: v6.1.46 |
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9e6b3986 |
| 16-Aug-2023 |
Mark Brown <broonie@kernel.org> |
regulator: Get Synquacer testing working
Merge up v6.5-rc6 which has a fix that gets Synquacer netbooting so we can include it in our testing.
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#
a35762dd |
| 15-Aug-2023 |
Jason Gunthorpe <jgg@nvidia.com> |
Merge tag 'v6.5-rc6' into iommufd for-next
Required for following patches.
Resolve merge conflict by using the hunk from the for-next branch and shifting the iommufd_object_deref_user() into iommuf
Merge tag 'v6.5-rc6' into iommufd for-next
Required for following patches.
Resolve merge conflict by using the hunk from the for-next branch and shifting the iommufd_object_deref_user() into iommufd_hw_pagetable_put()
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
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bbb9e06d |
| 14-Aug-2023 |
Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
Merge 6.5-rc6 into usb-next
We need the USB and Thunderbolt fixes in here to build on.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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#
e75850b4 |
| 13-Aug-2023 |
Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
Merge 6.5-rc6 into char-misc-next
We need the char/misc fixes in here as well to build on top of.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Revision tags: v6.1.45 |
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#
4d016ae4 |
| 10-Aug-2023 |
Jakub Kicinski <kuba@kernel.org> |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR.
No conflicts.
Adjacent changes:
drivers/net/ethernet/intel/igc/igc_main.c 06b412
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR.
No conflicts.
Adjacent changes:
drivers/net/ethernet/intel/igc/igc_main.c 06b412589eef ("igc: Add lock to safeguard global Qbv variables") d3750076d464 ("igc: Add TransmissionOverrun counter")
drivers/net/ethernet/microsoft/mana/mana_en.c a7dfeda6fdec ("net: mana: Fix MANA VF unload when hardware is unresponsive") a9ca9f9ceff3 ("page_pool: split types and declarations from page_pool.h") 92272ec4107e ("eth: add missing xdp.h includes in drivers")
net/mptcp/protocol.h 511b90e39250 ("mptcp: fix disconnect vs accept race") b8dc6d6ce931 ("mptcp: fix rcv buffer auto-tuning")
tools/testing/selftests/net/mptcp/mptcp_join.sh c8c101ae390a ("selftests: mptcp: join: fix 'implicit EP' test") 03668c65d153 ("selftests: mptcp: join: rework detailed report")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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55b29050 |
| 10-Aug-2023 |
Arnaldo Carvalho de Melo <acme@redhat.com> |
Merge remote-tracking branch 'torvalds/master' into perf-tools-next
To pick up some more fixes that went upstream via the perf-tools fixes branch.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redh
Merge remote-tracking branch 'torvalds/master' into perf-tools-next
To pick up some more fixes that went upstream via the perf-tools fixes branch.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Revision tags: v6.1.44 |
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#
2612e3bb |
| 07-Aug-2023 |
Rodrigo Vivi <rodrigo.vivi@intel.com> |
Merge drm/drm-next into drm-intel-next
Catching-up with drm-next and drm-intel-gt-next. It will unblock a code refactor around the platform definitions (names vs acronyms).
Signed-off-by: Rodrigo V
Merge drm/drm-next into drm-intel-next
Catching-up with drm-next and drm-intel-gt-next. It will unblock a code refactor around the platform definitions (names vs acronyms).
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
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#
a027b2ec |
| 07-Aug-2023 |
Linus Torvalds <torvalds@linux-foundation.org> |
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull kvm fixes from Paolo Bonzini: "x86:
- Fix SEV race condition
ARM:
- Fixes for the configuration of SVE/SME traps w
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull kvm fixes from Paolo Bonzini: "x86:
- Fix SEV race condition
ARM:
- Fixes for the configuration of SVE/SME traps when hVHE mode is in use
- Allow use of pKVM on systems with FF-A implementations that are v1.0 compatible
- Request/release percpu IRQs (arch timer, vGIC maintenance) correctly when pKVM is in use
- Fix function prototype after __kvm_host_psci_cpu_entry() rename
- Skip to the next instruction when emulating writes to TCR_EL1 on AmpereOne systems
Selftests:
- Fix missing include"
* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: selftests/rseq: Fix build with undefined __weak KVM: SEV: remove ghcb variable declarations KVM: SEV: only access GHCB fields once KVM: SEV: snapshot the GHCB before accessing it KVM: arm64: Skip instruction after emulating write to TCR_EL1 KVM: arm64: fix __kvm_host_psci_cpu_entry() prototype KVM: arm64: Fix resetting SME trap values on reset for (h)VHE KVM: arm64: Fix resetting SVE trap values on reset for hVHE KVM: arm64: Use the appropriate feature trap register when activating traps KVM: arm64: Helper to write to appropriate feature trap register based on mode KVM: arm64: Disable SME traps for (h)VHE at setup KVM: arm64: Use the appropriate feature trap register for SVE at EL2 setup KVM: arm64: Factor out code for checking (h)VHE mode into a macro KVM: arm64: Rephrase percpu enable/disable tracking in terms of hyp KVM: arm64: Fix hardware enable/disable flows for pKVM KVM: arm64: Allow pKVM on v1.0 compatible FF-A implementations
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#
9f771739 |
| 07-Aug-2023 |
Joonas Lahtinen <joonas.lahtinen@linux.intel.com> |
Merge drm/drm-next into drm-intel-gt-next
Need to pull in b3e4aae612ec ("drm/i915/hdcp: Modify hdcp_gsc_message msg sending mechanism") as a dependency for https://patchwork.freedesktop.org/series/1
Merge drm/drm-next into drm-intel-gt-next
Need to pull in b3e4aae612ec ("drm/i915/hdcp: Modify hdcp_gsc_message msg sending mechanism") as a dependency for https://patchwork.freedesktop.org/series/121735/
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
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#
251199f4 |
| 04-Aug-2023 |
Paolo Bonzini <pbonzini@redhat.com> |
Merge tag 'kvmarm-fixes-6.5-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 fixes for 6.5, part #2
- Fixes for the configuration of SVE/SME traps when hVHE mo
Merge tag 'kvmarm-fixes-6.5-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 fixes for 6.5, part #2
- Fixes for the configuration of SVE/SME traps when hVHE mode is in use
- Allow use of pKVM on systems with FF-A implementations that are v1.0 compatible
- Request/release percpu IRQs (arch timer, vGIC maintenance) correctly when pKVM is in use
- Fix function prototype after __kvm_host_psci_cpu_entry() rename
- Skip to the next instruction when emulating writes to TCR_EL1 on AmpereOne systems
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Revision tags: v6.1.43, v6.1.42, v6.1.41 |
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#
375110ab |
| 24-Jul-2023 |
Fuad Tabba <tabba@google.com> |
KVM: arm64: Fix resetting SME trap values on reset for (h)VHE
Ensure that SME traps are disabled for (h)VHE when getting the reset value for the architectural feature control register.
Fixes: 75c76
KVM: arm64: Fix resetting SME trap values on reset for (h)VHE
Ensure that SME traps are disabled for (h)VHE when getting the reset value for the architectural feature control register.
Fixes: 75c76ab5a641 ("KVM: arm64: Rework CPTR_EL2 programming for HVHE configuration") Signed-off-by: Fuad Tabba <tabba@google.com> Reviewed-by: Marc Zyngier <maz@kernel.org> Link: https://lore.kernel.org/r/20230724123829.2929609-9-tabba@google.com Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
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#
7af0d5e5 |
| 24-Jul-2023 |
Fuad Tabba <tabba@google.com> |
KVM: arm64: Fix resetting SVE trap values on reset for hVHE
Ensure that SVE traps are disabled for hVHE, if the FPSIMD state isn't owned by the guest, when getting the reset value for the architectu
KVM: arm64: Fix resetting SVE trap values on reset for hVHE
Ensure that SVE traps are disabled for hVHE, if the FPSIMD state isn't owned by the guest, when getting the reset value for the architectural feature control register.
Fixes: 75c76ab5a641 ("KVM: arm64: Rework CPTR_EL2 programming for HVHE configuration") Signed-off-by: Fuad Tabba <tabba@google.com> Reviewed-by: Marc Zyngier <maz@kernel.org> Link: https://lore.kernel.org/r/20230724123829.2929609-8-tabba@google.com Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
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#
90ae31c6 |
| 24-Jul-2023 |
Fuad Tabba <tabba@google.com> |
KVM: arm64: Helper to write to appropriate feature trap register based on mode
Factor out the code that decides whether to write to the feature trap registers, CPTR_EL2 or CPACR_EL1, based on the KV
KVM: arm64: Helper to write to appropriate feature trap register based on mode
Factor out the code that decides whether to write to the feature trap registers, CPTR_EL2 or CPACR_EL1, based on the KVM mode, i.e., (h)VHE or nVHE.
This function will be used in the subsequent patch.
No functional change intended.
Signed-off-by: Fuad Tabba <tabba@google.com> Reviewed-by: Marc Zyngier <maz@kernel.org> Link: https://lore.kernel.org/r/20230724123829.2929609-6-tabba@google.com Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
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61b73694 |
| 24-Jul-2023 |
Thomas Zimmermann <tzimmermann@suse.de> |
Merge drm/drm-next into drm-misc-next
Backmerging to get v6.5-rc2.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
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Revision tags: v6.1.40, v6.1.39 |
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0791faeb |
| 17-Jul-2023 |
Mark Brown <broonie@kernel.org> |
ASoC: Merge v6.5-rc2
Get a similar baseline to my other branches, and fixes for people using the branch.
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#
2f98e686 |
| 11-Jul-2023 |
Maxime Ripard <mripard@kernel.org> |
Merge v6.5-rc1 into drm-misc-fixes
Boris needs 6.5-rc1 in drm-misc-fixes to prevent a conflict.
Signed-off-by: Maxime Ripard <mripard@kernel.org>
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Revision tags: v6.1.38 |
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e8069f5a |
| 03-Jul-2023 |
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: "ARM64:
- Eager page splitting optimization for dirty logging, optionally allowing f
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull kvm updates from Paolo Bonzini: "ARM64:
- Eager page splitting optimization for dirty logging, optionally allowing for a VM to avoid the cost of hugepage splitting in the stage-2 fault path.
- Arm FF-A proxy for pKVM, allowing a pKVM host to safely interact with services that live in the Secure world. pKVM intervenes on FF-A calls to guarantee the host doesn't misuse memory donated to the hyp or a pKVM guest.
- Support for running the split hypervisor with VHE enabled, known as 'hVHE' mode. This is extremely useful for testing the split hypervisor on VHE-only systems, and paves the way for new use cases that depend on having two TTBRs available at EL2.
- Generalized framework for configurable ID registers from userspace. KVM/arm64 currently prevents arbitrary CPU feature set configuration from userspace, but the intent is to relax this limitation and allow userspace to select a feature set consistent with the CPU.
- Enable the use of Branch Target Identification (FEAT_BTI) in the hypervisor.
- Use a separate set of pointer authentication keys for the hypervisor when running in protected mode, as the host is untrusted at runtime.
- Ensure timer IRQs are consistently released in the init failure paths.
- Avoid trapping CTR_EL0 on systems with Enhanced Virtualization Traps (FEAT_EVT), as it is a register commonly read from userspace.
- Erratum workaround for the upcoming AmpereOne part, which has broken hardware A/D state management.
RISC-V:
- Redirect AMO load/store misaligned traps to KVM guest
- Trap-n-emulate AIA in-kernel irqchip for KVM guest
- Svnapot support for KVM Guest
s390:
- New uvdevice secret API
- CMM selftest and fixes
- fix racy access to target CPU for diag 9c
x86:
- Fix missing/incorrect #GP checks on ENCLS
- Use standard mmu_notifier hooks for handling APIC access page
- Drop now unnecessary TR/TSS load after VM-Exit on AMD
- Print more descriptive information about the status of SEV and SEV-ES during module load
- Add a test for splitting and reconstituting hugepages during and after dirty logging
- Add support for CPU pinning in demand paging test
- Add support for AMD PerfMonV2, with a variety of cleanups and minor fixes included along the way
- Add a "nx_huge_pages=never" option to effectively avoid creating NX hugepage recovery threads (because nx_huge_pages=off can be toggled at runtime)
- Move handling of PAT out of MTRR code and dedup SVM+VMX code
- Fix output of PIC poll command emulation when there's an interrupt
- Add a maintainer's handbook to document KVM x86 processes, preferred coding style, testing expectations, etc.
- Misc cleanups, fixes and comments
Generic:
- Miscellaneous bugfixes and cleanups
Selftests:
- Generate dependency files so that partial rebuilds work as expected"
* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (153 commits) Documentation/process: Add a maintainer handbook for KVM x86 Documentation/process: Add a label for the tip tree handbook's coding style KVM: arm64: Fix misuse of KVM_ARM_VCPU_POWER_OFF bit index RISC-V: KVM: Remove unneeded semicolon RISC-V: KVM: Allow Svnapot extension for Guest/VM riscv: kvm: define vcpu_sbi_ext_pmu in header RISC-V: KVM: Expose IMSIC registers as attributes of AIA irqchip RISC-V: KVM: Add in-kernel virtualization of AIA IMSIC RISC-V: KVM: Expose APLIC registers as attributes of AIA irqchip RISC-V: KVM: Add in-kernel emulation of AIA APLIC RISC-V: KVM: Implement device interface for AIA irqchip RISC-V: KVM: Skeletal in-kernel AIA irqchip support RISC-V: KVM: Set kvm_riscv_aia_nr_hgei to zero RISC-V: KVM: Add APLIC related defines RISC-V: KVM: Add IMSIC related defines RISC-V: KVM: Implement guest external interrupt line management KVM: x86: Remove PRIx* definitions as they are solely for user space s390/uv: Update query for secret-UVCs s390/uv: replace scnprintf with sysfs_emit s390/uvdevice: Add 'Lock Secret Store' UVC ...
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Revision tags: v6.1.37 |
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#
cc744042 |
| 01-Jul-2023 |
Paolo Bonzini <pbonzini@redhat.com> |
Merge tag 'kvmarm-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 updates for 6.5
- Eager page splitting optimization for dirty logging, optionally allow
Merge tag 'kvmarm-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 updates for 6.5
- Eager page splitting optimization for dirty logging, optionally allowing for a VM to avoid the cost of block splitting in the stage-2 fault path.
- Arm FF-A proxy for pKVM, allowing a pKVM host to safely interact with services that live in the Secure world. pKVM intervenes on FF-A calls to guarantee the host doesn't misuse memory donated to the hyp or a pKVM guest.
- Support for running the split hypervisor with VHE enabled, known as 'hVHE' mode. This is extremely useful for testing the split hypervisor on VHE-only systems, and paves the way for new use cases that depend on having two TTBRs available at EL2.
- Generalized framework for configurable ID registers from userspace. KVM/arm64 currently prevents arbitrary CPU feature set configuration from userspace, but the intent is to relax this limitation and allow userspace to select a feature set consistent with the CPU.
- Enable the use of Branch Target Identification (FEAT_BTI) in the hypervisor.
- Use a separate set of pointer authentication keys for the hypervisor when running in protected mode, as the host is untrusted at runtime.
- Ensure timer IRQs are consistently released in the init failure paths.
- Avoid trapping CTR_EL0 on systems with Enhanced Virtualization Traps (FEAT_EVT), as it is a register commonly read from userspace.
- Erratum workaround for the upcoming AmpereOne part, which has broken hardware A/D state management.
As a consequence of the hVHE series reworking the arm64 software features framework, the for-next/module-alloc branch from the arm64 tree comes along for the ride.
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