feat: enable module unloading and memory hotplug for nvidia gpu-operator

kernel/build/config-amd64

@@ -447,6 +447,7 @@ CONFIG_X86_64_ACPI_NUMA=y
 CONFIG_NODES_SHIFT=6
 CONFIG_ARCH_SPARSEMEM_ENABLE=y
 CONFIG_ARCH_SPARSEMEM_DEFAULT=y
+# CONFIG_ARCH_MEMORY_PROBE is not set
 CONFIG_ILLEGAL_POINTER_VALUE=0xdead000000000000
 # CONFIG_X86_PMEM_LEGACY is not set
 CONFIG_X86_CHECK_BIOS_CORRUPTION=y
@@ -494,7 +495,7 @@ CONFIG_X86_NEED_RELOCS=y
 CONFIG_PHYSICAL_ALIGN=0x200000
 CONFIG_DYNAMIC_MEMORY_LAYOUT=y
 CONFIG_RANDOMIZE_MEMORY=y
-CONFIG_RANDOMIZE_MEMORY_PHYSICAL_PADDING=0x0
+CONFIG_RANDOMIZE_MEMORY_PHYSICAL_PADDING=0x1
 CONFIG_ADDRESS_MASKING=y
 CONFIG_HOTPLUG_CPU=y
 # CONFIG_COMPAT_VDSO is not set
@@ -587,6 +588,7 @@ CONFIG_ACPI_TABLE_UPGRADE=y
 # CONFIG_ACPI_DEBUG is not set
 # CONFIG_ACPI_PCI_SLOT is not set
 CONFIG_ACPI_CONTAINER=y
+CONFIG_ACPI_HOTPLUG_MEMORY=y
 CONFIG_ACPI_HOTPLUG_IOAPIC=y
 # CONFIG_ACPI_SBS is not set
 # CONFIG_ACPI_HED is not set
@@ -887,7 +889,9 @@ CONFIG_MODULE_SIG_FORMAT=y
 CONFIG_MODULES=y
 # CONFIG_MODULE_DEBUG is not set
 # CONFIG_MODULE_FORCE_LOAD is not set
-# CONFIG_MODULE_UNLOAD is not set
+CONFIG_MODULE_UNLOAD=y
+# CONFIG_MODULE_FORCE_UNLOAD is not set
+# CONFIG_MODULE_UNLOAD_TAINT_TRACKING is not set
 CONFIG_MODVERSIONS=y
 CONFIG_ASM_MODVERSIONS=y
 CONFIG_MODULE_SRCVERSION_ALL=y
@@ -1030,9 +1034,16 @@ CONFIG_SPARSEMEM_VMEMMAP=y
 CONFIG_ARCH_WANT_OPTIMIZE_DAX_VMEMMAP=y
 CONFIG_ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP=y
 CONFIG_HAVE_FAST_GUP=y
+CONFIG_NUMA_KEEP_MEMINFO=y
+CONFIG_MEMORY_ISOLATION=y
 CONFIG_EXCLUSIVE_SYSTEM_RAM=y
+CONFIG_HAVE_BOOTMEM_INFO_NODE=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
-# CONFIG_MEMORY_HOTPLUG is not set
+CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MEMORY_HOTPLUG=y
+CONFIG_MEMORY_HOTPLUG_DEFAULT_ONLINE=y
+CONFIG_MEMORY_HOTREMOVE=y
+CONFIG_MHP_MEMMAP_ON_MEMORY=y
 CONFIG_ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_ARCH_ENABLE_SPLIT_PMD_PTLOCK=y
@@ -1042,8 +1053,10 @@ CONFIG_COMPACTION=y
 CONFIG_COMPACT_UNEVICTABLE_DEFAULT=1
 CONFIG_PAGE_REPORTING=y
 CONFIG_MIGRATION=y
+CONFIG_DEVICE_MIGRATION=y
 CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION=y
 CONFIG_ARCH_ENABLE_THP_MIGRATION=y
+CONFIG_CONTIG_ALLOC=y
 CONFIG_PCP_BATCH_SCALE_MAX=5
 CONFIG_PHYS_ADDR_T_64BIT=y
 CONFIG_MMU_NOTIFIER=y
@@ -1072,7 +1085,10 @@ CONFIG_ARCH_HAS_PTE_DEVMAP=y
 CONFIG_ARCH_HAS_ZONE_DMA_SET=y
 CONFIG_ZONE_DMA=y
 CONFIG_ZONE_DMA32=y
+CONFIG_ZONE_DEVICE=y
 CONFIG_HMM_MIRROR=y
+CONFIG_GET_FREE_REGION=y
+CONFIG_DEVICE_PRIVATE=y
 CONFIG_VMAP_PFN=y
 CONFIG_ARCH_USES_HIGH_VMA_FLAGS=y
 CONFIG_ARCH_HAS_PKEYS=y
@@ -1860,6 +1876,7 @@ CONFIG_PCI_LOCKLESS_CONFIG=y
 CONFIG_PCI_IOV=y
 CONFIG_PCI_PRI=y
 CONFIG_PCI_PASID=y
+# CONFIG_PCI_P2PDMA is not set
 CONFIG_PCI_LABEL=y
 CONFIG_PCI_HYPERV=y
 # CONFIG_PCIE_BUS_TUNE_OFF is not set
@@ -4185,6 +4202,7 @@ CONFIG_DRM_AMD_DC_FP=y
 # end of Display Engine Configuration
 
 CONFIG_HSA_AMD=y
+CONFIG_HSA_AMD_SVM=y
 # CONFIG_DRM_NOUVEAU is not set
 CONFIG_DRM_I915=m
 CONFIG_DRM_I915_FORCE_PROBE=""
@@ -5061,6 +5079,7 @@ CONFIG_VIRTIO_MENU=y
 CONFIG_VIRTIO_PCI=m
 CONFIG_VIRTIO_PCI_LEGACY=y
 CONFIG_VIRTIO_BALLOON=m
+# CONFIG_VIRTIO_MEM is not set
 CONFIG_VIRTIO_INPUT=m
 CONFIG_VIRTIO_MMIO=m
 CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES=y
@@ -5088,6 +5107,8 @@ CONFIG_HYPERV_BALLOON=y
 # Xen driver support
 #
 CONFIG_XEN_BALLOON=y
+CONFIG_XEN_BALLOON_MEMORY_HOTPLUG=y
+CONFIG_XEN_MEMORY_HOTPLUG_LIMIT=512
 CONFIG_XEN_SCRUB_PAGES_DEFAULT=y
 CONFIG_XEN_DEV_EVTCHN=y
 # CONFIG_XEN_BACKEND is not set
@@ -5106,6 +5127,7 @@ CONFIG_XEN_EFI=y
 CONFIG_XEN_AUTO_XLATE=y
 CONFIG_XEN_ACPI=y
 CONFIG_XEN_HAVE_VPMU=y
+CONFIG_XEN_UNPOPULATED_ALLOC=y
 # CONFIG_XEN_VIRTIO is not set
 # end of Xen driver support
 
@@ -5450,6 +5472,7 @@ CONFIG_BTRFS_FS_POSIX_ACL=y
 # CONFIG_BTRFS_FS_REF_VERIFY is not set
 # CONFIG_NILFS2_FS is not set
 # CONFIG_F2FS_FS is not set
+# CONFIG_FS_DAX is not set
 CONFIG_FS_POSIX_ACL=y
 CONFIG_EXPORTFS=y
 # CONFIG_EXPORTFS_BLOCK_OPS is not set
@@ -6601,6 +6624,7 @@ CONFIG_RUNTIME_TESTING_MENU=y
 # CONFIG_TEST_MEMCAT_P is not set
 # CONFIG_TEST_OBJAGG is not set
 # CONFIG_TEST_MEMINIT is not set
+# CONFIG_TEST_HMM is not set
 # CONFIG_TEST_FREE_PAGES is not set
 # CONFIG_TEST_FPU is not set
 # CONFIG_TEST_CLOCKSOURCE_WATCHDOG is not set

kernel/build/config-arm64

@@ -687,6 +687,7 @@ CONFIG_ACPI_TABLE_UPGRADE=y
 # CONFIG_ACPI_DEBUG is not set
 CONFIG_ACPI_PCI_SLOT=y
 CONFIG_ACPI_CONTAINER=y
+CONFIG_ACPI_HOTPLUG_MEMORY=y
 CONFIG_ACPI_HED=y
 # CONFIG_ACPI_CUSTOM_METHOD is not set
 CONFIG_ACPI_BGRT=y
@@ -870,7 +871,9 @@ CONFIG_MODULE_SIG_FORMAT=y
 CONFIG_MODULES=y
 # CONFIG_MODULE_DEBUG is not set
 # CONFIG_MODULE_FORCE_LOAD is not set
-# CONFIG_MODULE_UNLOAD is not set
+CONFIG_MODULE_UNLOAD=y
+# CONFIG_MODULE_FORCE_UNLOAD is not set
+# CONFIG_MODULE_UNLOAD_TAINT_TRACKING is not set
 CONFIG_MODVERSIONS=y
 CONFIG_ASM_MODVERSIONS=y
 CONFIG_MODULE_SRCVERSION_ALL=y
@@ -1062,11 +1065,15 @@ CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y
 CONFIG_SPARSEMEM_VMEMMAP=y
 CONFIG_HAVE_FAST_GUP=y
 CONFIG_ARCH_KEEP_MEMBLOCK=y
+CONFIG_NUMA_KEEP_MEMINFO=y
 CONFIG_MEMORY_ISOLATION=y
 CONFIG_EXCLUSIVE_SYSTEM_RAM=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
-# CONFIG_MEMORY_HOTPLUG is not set
+CONFIG_MEMORY_HOTPLUG=y
+CONFIG_MEMORY_HOTPLUG_DEFAULT_ONLINE=y
+CONFIG_MEMORY_HOTREMOVE=y
+CONFIG_MHP_MEMMAP_ON_MEMORY=y
 CONFIG_ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_ARCH_ENABLE_SPLIT_PMD_PTLOCK=y
@@ -1076,6 +1083,7 @@ CONFIG_COMPACTION=y
 CONFIG_COMPACT_UNEVICTABLE_DEFAULT=1
 CONFIG_PAGE_REPORTING=y
 CONFIG_MIGRATION=y
+CONFIG_DEVICE_MIGRATION=y
 CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION=y
 CONFIG_ARCH_ENABLE_THP_MIGRATION=y
 CONFIG_CONTIG_ALLOC=y
@@ -1110,6 +1118,9 @@ CONFIG_ARCH_HAS_PTE_DEVMAP=y
 CONFIG_ARCH_HAS_ZONE_DMA_SET=y
 CONFIG_ZONE_DMA=y
 CONFIG_ZONE_DMA32=y
+CONFIG_ZONE_DEVICE=y
+CONFIG_GET_FREE_REGION=y
+CONFIG_DEVICE_PRIVATE=y
 CONFIG_ARCH_USES_HIGH_VMA_FLAGS=y
 CONFIG_ARCH_USES_PG_ARCH_X=y
 CONFIG_VM_EVENT_COUNTERS=y
@@ -1879,6 +1890,7 @@ CONFIG_PCI_BRIDGE_EMUL=y
 CONFIG_PCI_IOV=y
 CONFIG_PCI_PRI=y
 CONFIG_PCI_PASID=y
+# CONFIG_PCI_P2PDMA is not set
 CONFIG_PCI_LABEL=y
 CONFIG_PCI_HYPERV=y
 # CONFIG_PCI_DYNAMIC_OF_NODES is not set
@@ -6462,6 +6474,7 @@ CONFIG_VIRTIO_PCI=y
 CONFIG_VIRTIO_PCI_LEGACY=y
 CONFIG_VIRTIO_PMEM=y
 CONFIG_VIRTIO_BALLOON=y
+# CONFIG_VIRTIO_MEM is not set
 CONFIG_VIRTIO_INPUT=y
 CONFIG_VIRTIO_MMIO=y
 CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES=y
@@ -6487,6 +6500,7 @@ CONFIG_HYPERV_BALLOON=y
 # Xen driver support
 #
 CONFIG_XEN_BALLOON=y
+CONFIG_XEN_BALLOON_MEMORY_HOTPLUG=y
 CONFIG_XEN_SCRUB_PAGES_DEFAULT=y
 CONFIG_XEN_DEV_EVTCHN=y
 # CONFIG_XEN_BACKEND is not set
@@ -6502,6 +6516,7 @@ CONFIG_SWIOTLB_XEN=y
 CONFIG_XEN_PRIVCMD=y
 CONFIG_XEN_EFI=y
 CONFIG_XEN_AUTO_XLATE=y
+CONFIG_XEN_UNPOPULATED_ALLOC=y
 # CONFIG_XEN_VIRTIO is not set
 # end of Xen driver support
 
@@ -7988,6 +8003,9 @@ CONFIG_BLK_DEV_PMEM=y
 CONFIG_ND_CLAIM=y
 CONFIG_ND_BTT=y
 CONFIG_BTT=y
+CONFIG_ND_PFN=y
+CONFIG_NVDIMM_PFN=y
+CONFIG_NVDIMM_DAX=y
 CONFIG_OF_PMEM=y
 CONFIG_DAX=y
 # CONFIG_DEV_DAX is not set
@@ -8086,6 +8104,7 @@ CONFIG_BTRFS_FS_POSIX_ACL=y
 # CONFIG_BTRFS_FS_REF_VERIFY is not set
 # CONFIG_NILFS2_FS is not set
 # CONFIG_F2FS_FS is not set
+# CONFIG_FS_DAX is not set
 CONFIG_FS_POSIX_ACL=y
 CONFIG_EXPORTFS=y
 # CONFIG_EXPORTFS_BLOCK_OPS is not set
@@ -9279,6 +9298,7 @@ CONFIG_RUNTIME_TESTING_MENU=y
 # CONFIG_TEST_MEMCAT_P is not set
 # CONFIG_TEST_OBJAGG is not set
 # CONFIG_TEST_MEMINIT is not set
+# CONFIG_TEST_HMM is not set
 # CONFIG_TEST_FREE_PAGES is not set
 CONFIG_ARCH_USE_MEMTEST=y
 # CONFIG_MEMTEST is not set