Please merge MPAM branch 26.04 linux nvidia.glue.others.cpu less.hardlimit into 7.0 hwe#419

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fyu1 wants to merge 115 commits into

NVIDIA:26.04_linux-nvidiafrom

fyu1:26.04_linux-nvidia.glue.others.cpu_less.hardlimit

Commits on May 14, 2026

arm_mpam: Ensure in_reset_state is false after applying configuration

henryZe
authored and
fyu1
committed
arm_mpam: Reset when feature configuration bit unset

benhor01
authored and
fyu1
committed
arm64/sysreg: Add MPAMSM_EL1 register

benhor01
authored and
fyu1
committed
KVM: arm64: Preserve host MPAM configuration when changing traps

benhor01
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fyu1
committed
KVM: arm64: Make MPAMSM_EL1 accesses UNDEF

benhor01
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fyu1
committed
arm64: mpam: Context switch the MPAM registers

James Morse
authored and
fyu1
committed
arm64: mpam: Re-initialise MPAM regs when CPU comes online

James Morse
authored and
fyu1
committed
arm64: mpam: Drop the CONFIG_EXPERT restriction

benhor01
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fyu1
committed
arm64: mpam: Advertise the CPUs MPAM limits to the driver

James Morse
authored and
fyu1
committed
arm64: mpam: Add cpu_pm notifier to restore MPAM sysregs

James Morse
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fyu1
committed
arm64: mpam: Initialise and context switch the MPAMSM_EL1 register

benhor01
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fyu1
committed
arm64: mpam: Add helpers to change a task or cpu's MPAM PARTID/PMG values

James Morse
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fyu1
committed
arm_mpam: resctrl: Add boilerplate cpuhp and domain allocation

James Morse
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fyu1
committed
arm_mpam: resctrl: Pick the caches we will use as resctrl resources

James Morse
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fyu1
committed
arm_mpam: resctrl: Implement resctrl_arch_reset_all_ctrls()

James Morse
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fyu1
committed
arm_mpam: resctrl: Add resctrl_arch_get_config()

James Morse
authored and
fyu1
committed
arm_mpam: resctrl: Implement helpers to update configuration

James Morse
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fyu1
committed
arm_mpam: resctrl: Add plumbing against arm64 task and cpu hooks

James Morse
authored and
fyu1
committed
arm_mpam: resctrl: Add CDP emulation

James Morse
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fyu1
committed
arm_mpam: resctrl: Hide CDP emulation behind CONFIG_EXPERT

benhor01
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fyu1
committed
arm_mpam: resctrl: Convert to/from MPAMs fixed-point formats

Dave Martin
authored and
fyu1
committed
arm_mpam: resctrl: Add rmid index helpers

benhor01
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fyu1
committed
arm_mpam: resctrl: Wait for cacheinfo to be ready

benhor01
authored and
fyu1
committed
arm_mpam: resctrl: Add support for 'MB' resource

James Morse
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fyu1
committed
arm_mpam: resctrl: Add kunit test for control format conversions

Dave Martin
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fyu1
committed
arm_mpam: resctrl: Add monitor initialisation and domain boilerplate

benhor01
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fyu1
committed
arm_mpam: resctrl: Add support for csu counters

James Morse
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fyu1
committed
arm_mpam: resctrl: Allow resctrl to allocate monitors

James Morse
authored and
fyu1
committed
arm_mpam: resctrl: Add resctrl_arch_rmid_read()

James Morse
authored and
fyu1
committed
arm_mpam: resctrl: Update the rmid reallocation limit

James Morse
authored and
fyu1
committed
arm_mpam: resctrl: Add empty definitions for assorted resctrl functions

James Morse
authored and
fyu1
committed
ALSA: usb-audio: Replace hard-coded number with MAX_CHANNELS

tiwai
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fyu1
committed
arm64: mpam: Select ARCH_HAS_CPU_RESCTRL

James Morse
authored and
fyu1
committed
arm_mpam: resctrl: Call resctrl_init() on platforms that can support resctrl

James Morse
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fyu1
committed
arm_mpam: Add quirk framework

shankerd04
authored and
fyu1
committed
arm_mpam: Add workaround for T241-MPAM-1

shankerd04
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fyu1
committed
arm_mpam: Add workaround for T241-MPAM-4

shankerd04
authored and
fyu1
committed
arm_mpam: Add workaround for T241-MPAM-6

shankerd04
authored and
fyu1
committed
arm_mpam: Quirk CMN-650's CSU NRDY behaviour

James Morse
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fyu1
committed
arm64: mpam: Add initial MPAM documentation

benhor01
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fyu1
committed
fs/resctrl: Report invalid domain ID when parsing io_alloc_cbm

aarontomlin
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fyu1
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fs/resctrl: Add "*" shorthand to set io_alloc CBM for all domains

aarontomlin
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fyu1
committed
MAINTAINERS: Update resctrl entry

rchatre
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fyu1
committed
fs/resctrl: Add missing return value descriptions

rchatre
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fyu1
committed
arm_mpam: resctrl: Fix MBA CDP alloc_capable handling on unmount

henryZe
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fyu1
committed
arm_mpam: resctrl: Fix the check for no monitor components found

benhor01
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fyu1
committed
arm_mpam: resctrl: Make resctrl_mon_ctx_waiters static

benhor01
authored and
fyu1
committed
NVIDIA: SAUCE: Update annotations to set CONFIG_RESCTRL_FS
fyu1
committed
NVIDIA: VR: SAUCE: untested: arm_mpam: resctrl: pick classes for use as mbm counters

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: resctrl: Pre-allocate free running monitors

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: resctrl: Pre-allocate assignable monitors

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: resctrl: Add kunit test for ABMC/CDP interactions

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: resctrl: Add resctrl_arch_config_cntr() for ABMC use

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: resctrl: Add resctrl_arch_rmid_read() and resctrl_arch_reset_rmid()

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: resctrl: Add resctrl_arch_cntr_read() & resctrl_arch_reset_cntr()

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Avoid a race with dom_data_exit() and closid_num_dirty_rmid[]

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Avoid a race with dom_data_exit() and rmid_ptrs[]

James Morse
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fyu1
committed
NVIDIA: VR: SAUCE: debugfs: Add helpers for creating cpumask entries in debugfs

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Add debugfs entries to show the MSC/RIS the driver discovered

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Add force-disable debugfs trigger

James Morse
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fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Expose the number of NRDY retries in debugfs

James Morse
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fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Add resctrl_arch_round_bw()

Dave Martin
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fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl,x86/resctrl: Factor mba rounding to be per-arch

Dave Martin
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Split the locking around the mon_sel registers

James Morse
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fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Allow the maximum partid to be overridden from the command line

James Morse
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fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Allow MSC to be forced to have an unknown location

James Morse
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fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Add this_is_not_abi mount option

James Morse
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fyu1
committed
NVIDIA: VR: SAUCE: iommu/arm-smmu-v3: Register SMMU capabilities with MPAM

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: iommu/arm-smmu-v3: Add mpam helpers to query and set state

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: iommu: Add helpers to get and set the QoS state

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: iommu: Add helpers to retrieve iommu_groups by id or kobject

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: iommu: Add helper to retrieve iommu kset

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: kobject: Add kset_get_next_obj() to allow a kset to be walked

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: resctrl: Add iommu helpers to get/set the partid and pmg

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Add support for assigning iommu_groups to resctrl groups

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: firmware: arm_scmi: add MPAM-FB SCMI protocol stub

Andre-ARM
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: add MPAM-FB MSC firmware access support

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Allow duplicate PCC subspace_ids

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: untested: mpam: Convert pcc_channels list to XArray and cleanup

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: x86/resctrl: Add stub to allow other architecture to disable monitor overflow

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: resctrl: Determine if any exposed counter can overflow

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/restrl: Allow the overflow handler to be disabled

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Uniform data type of component_id/domid/id/cache_id

Rex Nie
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Allow cmax/cmin to be configured

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Rename mbw conversion to 'fract16' for code re-use

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Group all the MBA specific properties in a separate struct

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Abstract duplicate domain test to a helper

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Move MBA supported check to parse_line() instead of parse_bw()

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Rename resctrl_get_default_ctrl() to include resource

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Add a schema format to the schema, allowing it to be different

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Use schema format to check the resource is a bitmap

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Add specific schema types for 'range'

James Morse
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fyu1
committed
NVIDIA: VR: SAUCE: x86/resctrl: Move over to specifying MBA control formats

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: resctrl: Convert MB resource to use percentage

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Remove 'range' schema format

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Add additional files for percentage and bitmap controls

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Add fflags_from_schema() for files based on schema format

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Expose the schema format to user-space

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: fs/resctrl: Add L2 and L3 'MAX' resource schema

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: resctrl: Add the glue code to convert to/from cmax

James Morse
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Avoid MSC teardown for the SW programming errors

shankerd04
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Handle CPU-less numa nodes

shankerd04
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Include all associated

shankerd04
authored and
fyu1
committed
NVIDIA: VR: SAUCE: resctrl/mpam: reset RIS by applying explicit default config

shankerd04
authored and
fyu1
committed
NVIDIA: VR: SAUCE: iommu/arm-smmu-v3: Fix MPAM for indentity-mappings

shankerd04
authored and
fyu1
committed
NVIDIA: VR: SAUCE: resctrl: add MB_HLIM resource ID and schema type
fyu1
committed
NVIDIA: VR: SAUCE: resctrl: wire MB_HLIM schemata parsing and group setup
fyu1
committed
NVIDIA: VR: SAUCE: resctrl/mpam: probe MPAMF_MBW_IDR MAX_LIM and hardlim_rw
fyu1
committed
NVIDIA: VR: SAUCE: resctrl/mpam: track MBW max hard-limit in config
fyu1
committed
NVIDIA: VR: SAUCE: resctrl/mpam: bind MB_HLIM resource to MBA MPAM class
fyu1
committed
NVIDIA: VR: SAUCE: resctrl: add membw.mb_max_lim and arch_has_mb_max_lim
fyu1
committed
NVIDIA: VR: SAUCE: resctrl/mpam: populate MBA mb_max_lim from MPAM probe
fyu1
committed
NVIDIA: VR: SAUCE: resctrl: add MBA max_lim sysfs and visibility from init
fyu1
committed
NVIDIA: VR: SAUCE: Documentation: resctrl: document max_lim and MB_HLIM for MPAM MBA
fyu1
committed
NVIDIA: SAUCE: Fix mbm_L3_assign and mon_local_bytes
fyu1
committed