[linux-nvidia-6.17] Backport MPAM fixes and support for CPU-less NUMA nodes#348

Open

fyu1 wants to merge 49 commits intoNVIDIA:24.04_linux-nvidia-6.17-nextfrom

fyu1:24.04_linux-nvidia-6.17-next.mpam.extras.fixes2

Commits on Mar 25, 2026

Revert "NVIDIA: SAUCE: untested: arm_mpam: resctrl: Allow resctrl to enable NUMA nid as MB domain-id"
fyu1
committed
Revert "NVIDIA: SAUCE: arm_mpam: resctrl: Add NUMA node notifier for domain online/offline"
fyu1
committed
Revert "NVIDIA: SAUCE: untested: arm_mpam: resctrl: Split mpam_resctrl_alloc_domain() to have CPU and node"
fyu1
committed
Revert "NVIDIA: SAUCE: arm_mpam: resctrl: Change domain_hdr online/offline to work with a set of CPUs"
fyu1
committed
Revert "NVIDIA: SAUCE: arm_mpam: resctrl: Pick whether MB can use NUMA nid instead of cache-id"
fyu1
committed
Revert "NVIDIA: SAUCE: Fix unused variable warning"
fyu1
committed
Revert "NVIDIA: SAUCE: fs/resctrl: Add mount option for mb_uses_numa_nid and arch stubs"
fyu1
committed
Revert "NVIDIA: SAUCE: fs/resctrl: Take memory hotplug lock whenever taking CPU hotplug lock"
fyu1
committed
Revert "NVIDIA: SAUCE: mm,memory_hotplug: Add lockdep assertion helper"
fyu1
committed
Revert "NVIDIA: SAUCE: untested: arm_mpam: resctrl: Allow monitors to be configured with filters"
fyu1
committed
Revert "NVIDIA: SAUCE: arm_mpam: Add workaround for T241-MPAM-4"
fyu1
committed
NVIDIA: SAUCE: arm_mpam: Add workaround for T241-MPAM-4

shankerd04
authored and
fyu1
committed
x86,fs/resctrl: Improve domain type checking

aegl
authored and
fyu1
committed
x86/resctrl: Move L3 initialization into new helper function

aegl
authored and
fyu1
committed
x86/resctrl: Refactor domain_remove_cpu_mon() ready for new domain types

aegl
authored and
fyu1
committed
x86/resctrl: Clean up domain_remove_cpu_ctrl()

aegl
authored and
fyu1
committed
x86,fs/resctrl: Refactor domain create/remove using struct rdt_domain_hdr

aegl
authored and
fyu1
committed
fs/resctrl: Split L3 dependent parts out of __mon_event_count()

aegl
authored and
fyu1
committed
x86,fs/resctrl: Use struct rdt_domain_hdr when reading counters

aegl
authored and
fyu1
committed
x86,fs/resctrl: Rename struct rdt_mon_domain and rdt_hw_mon_domain

aegl
authored and
fyu1
committed
x86,fs/resctrl: Rename some L3 specific functions

aegl
authored and
fyu1
committed
fs/resctrl: Make event details accessible to functions when reading events

aegl
authored and
fyu1
committed
x86,fs/resctrl: Handle events that can be read from any CPU

aegl
authored and
fyu1
committed
x86,fs/resctrl: Support binary fixed point event counters

aegl
authored and
fyu1
committed
x86,fs/resctrl: Add an architectural hook called for first mount

aegl
authored and
fyu1
committed
x86,fs/resctrl: Add and initialize a resource for package scope monitoring

aegl
authored and
fyu1
committed
fs/resctrl: Emphasize that L3 monitoring resource is required for summing domains

aegl
authored and
fyu1
committed
x86/resctrl: Discover hardware telemetry events

aegl
authored and
fyu1
committed
x86,fs/resctrl: Fill in details of events for performance and energy GUIDs

aegl
authored and
fyu1
committed
x86,fs/resctrl: Add architectural event pointer

aegl
authored and
fyu1
committed
x86/resctrl: Find and enable usable telemetry events

aegl
authored and
fyu1
committed
x86/resctrl: Read telemetry events

aegl
authored and
fyu1
committed
fs/resctrl: Refactor mkdir_mondata_subdir()

aegl
authored and
fyu1
committed
fs/resctrl: Refactor rmdir_mondata_subdir_allrdtgrp()

aegl
authored and
fyu1
committed
x86,fs/resctrl: Handle domain creation/deletion for RDT_RESOURCE_PERF_PKG

aegl
authored and
fyu1
committed
x86/resctrl: Add energy/perf choices to rdt boot option

aegl
authored and
fyu1
committed
x86/resctrl: Handle number of RMIDs supported by RDT_RESOURCE_PERF_PKG

aegl
authored and
fyu1
committed
fs/resctrl: Move allocation/free of closid_num_dirty_rmid[]

aegl
authored and
fyu1
committed
x86,fs/resctrl: Compute number of RMIDs as minimum across resources

aegl
authored and
fyu1
committed
fs/resctrl: Move RMID initialization to first mount

aegl
authored and
fyu1
committed
x86/resctrl: Enable RDT_RESOURCE_PERF_PKG

aegl
authored and
fyu1
committed
x86,fs/resctrl: Update documentation for telemetry events

aegl
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Fix compilation errors to adapt to resctrl L3 domain and arch API updates
fyu1
committed
NVIDIA: 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 MSC components during domain setup

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

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

shankerd04
authored and
fyu1
committed
NVIDIA: VR: SAUCE: arm_mpam: Resolve MBWU type before feature check in mpam_msmon_read
fyu1
committed