# SPDX-License-Identifier: GPL-2.0## Makefile for the linux memory manager.# KASAN_SANITIZE_slab_common.o := nKASAN_SANITIZE_slub.o := nKASAN_SANITIZE_kmemleak.o := nKCSAN_SANITIZE_kmemleak.o := n # These produce frequent data race reports: most of them are due to races on# the same word but accesses to different bits of that word. Re-enable KCSAN# for these when we have more consensus on what to do about them.KCSAN_SANITIZE_slab_common.o := nKCSAN_SANITIZE_slub.o := nKCSAN_SANITIZE_page_alloc.o := n# But enable explicit instrumentation for memory barriers.KCSAN_INSTRUMENT_BARRIERS := y # These files are disabled because they produce non-interesting and/or# flaky coverage that is not a function of syscall inputs. E.g. slab is out of# free pages, or a task is migrated between nodes.KCOV_INSTRUMENT_slab_common.o := nKCOV_INSTRUMENT_slub.o := nKCOV_INSTRUMENT_page_alloc.o := nKCOV_INSTRUMENT_debug-pagealloc.o := nKCOV_INSTRUMENT_kmemleak.o := nKCOV_INSTRUMENT_memcontrol.o := nKCOV_INSTRUMENT_memcontrol-v1.o := nKCOV_INSTRUMENT_mmzone.o := nKCOV_INSTRUMENT_vmstat.o := nKCOV_INSTRUMENT_failslab.o := n CFLAGS_init-mm.o += -Wno-override-init mmu-y := nommu.ommu-$(CONFIG_MMU) := highmem.o memory.o mincore.o \ mlock.o mmap.o mmu_gather.o mprotect.o mremap.o \ msync.o page_vma_mapped.o pagewalk.o \ pgtable-generic.o rmap.o vmalloc.o vma.o vma_exec.o ifdef CONFIG_CROSS_MEMORY_ATTACHmmu-$(CONFIG_MMU) += process_vm_access.oendif ifdef CONFIG_64BITmmu-$(CONFIG_MMU) += mseal.oendif obj-y := filemap.o mempool.o oom_kill.o fadvise.o \ maccess.o page-writeback.o folio-compat.o \ readahead.o folio.o truncate.o vmscan.o shrinker.o \ shmem.o util.o mmzone.o vmstat.o backing-dev.o \ mm_init.o percpu.o slab_common.o \ compaction.o show_mem.o \ interval_tree.o list_lru.o workingset.o \ debug.o gup.o mmap_lock.o vma_init.o $(mmu-y) # Give 'page_alloc' its own module-parameter namespacepage-alloc-y := page_alloc.opage-alloc-$(CONFIG_SHUFFLE_PAGE_ALLOCATOR) += shuffle.o # Give 'memory_hotplug' its own module-parameter namespacememory-hotplug-$(CONFIG_MEMORY_HOTPLUG) += memory_hotplug.o obj-y += page-alloc.oobj-y += page_frag_cache.oobj-y += init-mm.oobj-y += memblock.oobj-y += $(memory-hotplug-y)obj-y += slub.o ifdef CONFIG_MMU obj-$(CONFIG_ADVISE_SYSCALLS) += madvise.oendif obj-$(CONFIG_SWAP) += page_io.o swap_state.o swapfile.oobj-$(CONFIG_ZSWAP) += zswap.oobj-$(CONFIG_HAS_DMA) += dmapool.oobj-$(CONFIG_HUGETLBFS) += hugetlb.o hugetlb_sysfs.o hugetlb_sysctl.oifdef CONFIG_CMAobj-$(CONFIG_HUGETLBFS) += hugetlb_cma.oendifobj-$(CONFIG_HUGETLB_PAGE_OPTIMIZE_VMEMMAP) += hugetlb_vmemmap.oobj-$(CONFIG_NUMA) += mempolicy.oobj-$(CONFIG_SPARSEMEM) += sparse.oobj-$(CONFIG_SPARSEMEM_VMEMMAP) += sparse-vmemmap.oobj-$(CONFIG_MMU_NOTIFIER) += mmu_notifier.oobj-$(CONFIG_KSM) += ksm.oobj-$(CONFIG_PAGE_POISONING) += page_poison.oobj-$(CONFIG_KASAN) += kasan/obj-$(CONFIG_KFENCE) += kfence/obj-$(CONFIG_KMSAN) += kmsan/obj-$(CONFIG_FAILSLAB) += failslab.oobj-$(CONFIG_FAIL_PAGE_ALLOC) += fail_page_alloc.oobj-$(CONFIG_MEMTEST) += memtest.oobj-$(CONFIG_MIGRATION) += migrate.oobj-$(CONFIG_NUMA) += memory-tiers.oobj-$(CONFIG_DEVICE_MIGRATION) += migrate_device.oobj-$(CONFIG_TRANSPARENT_HUGEPAGE) += huge_memory.o khugepaged.oobj-$(CONFIG_PAGE_COUNTER) += page_counter.oobj-$(CONFIG_LIVEUPDATE_MEMFD) += memfd_luo.oobj-$(CONFIG_MEMCG_V1) += memcontrol-v1.oobj-$(CONFIG_MEMCG) += memcontrol.o vmpressure.oifdef CONFIG_BPF_SYSCALLobj-$(CONFIG_MEMCG) += bpf_memcontrol.oendifobj-$(CONFIG_CGROUP_HUGETLB) += hugetlb_cgroup.oobj-$(CONFIG_GUP_TEST) += gup_test.oobj-$(CONFIG_DMAPOOL_TEST) += dmapool_test.oobj-$(CONFIG_MEMORY_FAILURE) += memory-failure.oobj-$(CONFIG_HWPOISON_INJECT) += hwpoison-inject.oobj-$(CONFIG_DEBUG_KMEMLEAK) += kmemleak.oobj-$(CONFIG_DEBUG_RODATA_TEST) += rodata_test.oobj-$(CONFIG_DEBUG_VM_PGTABLE) += debug_vm_pgtable.oobj-$(CONFIG_PAGE_OWNER) += page_owner.oobj-$(CONFIG_MEMORY_ISOLATION) += page_isolation.oobj-$(CONFIG_ZSMALLOC) += zsmalloc.oobj-$(CONFIG_GENERIC_EARLY_IOREMAP) += early_ioremap.oobj-$(CONFIG_CMA) += cma.oobj-$(CONFIG_NUMA) += numa.oobj-$(CONFIG_NUMA_MEMBLKS) += numa_memblks.oobj-$(CONFIG_NUMA_EMU) += numa_emulation.oobj-$(CONFIG_GENERIC_ARCH_NUMA) += arch_numa.oobj-$(CONFIG_BALLOON) += balloon.oobj-$(CONFIG_PAGE_EXTENSION) += page_ext.oobj-$(CONFIG_PAGE_TABLE_CHECK) += page_table_check.oobj-$(CONFIG_CMA_DEBUGFS) += cma_debug.oobj-$(CONFIG_SECRETMEM) += secretmem.oobj-$(CONFIG_CMA_SYSFS) += cma_sysfs.oobj-$(CONFIG_USERFAULTFD) += userfaultfd.oobj-$(CONFIG_IDLE_PAGE_TRACKING) += page_idle.oobj-$(CONFIG_DEBUG_PAGEALLOC) += debug_page_alloc.oobj-$(CONFIG_DEBUG_PAGE_REF) += debug_page_ref.oobj-$(CONFIG_DAMON) += damon/obj-$(CONFIG_HARDENED_USERCOPY) += usercopy.oobj-$(CONFIG_PERCPU_STATS) += percpu-stats.oobj-$(CONFIG_ZONE_DEVICE) += memremap.oobj-$(CONFIG_HMM_MIRROR) += hmm.oobj-$(CONFIG_MEMFD_CREATE) += memfd.oobj-$(CONFIG_MAPPING_DIRTY_HELPERS) += mapping_dirty_helpers.oobj-$(CONFIG_PTDUMP) += ptdump.oobj-$(CONFIG_PAGE_REPORTING) += page_reporting.oobj-$(CONFIG_GENERIC_IOREMAP) += ioremap.oobj-$(CONFIG_SHRINKER_DEBUG) += shrinker_debug.oobj-$(CONFIG_EXECMEM) += execmem.oobj-$(CONFIG_TMPFS_QUOTA) += shmem_quota.oobj-$(CONFIG_LAZY_MMU_MODE_KUNIT_TEST) += tests/lazy_mmu_mode_kunit.oobj-$(CONFIG_MEM_ALLOC_PROFILING) += alloc_tag.o
# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux memory manager.
#
KASAN_SANITIZE_slab_common.o := n
KASAN_SANITIZE_slub.o := n
KASAN_SANITIZE_kmemleak.o := n
KCSAN_SANITIZE_kmemleak.o := n
# These produce frequent data race reports: most of them are due to races on
# the same word but accesses to different bits of that word. Re-enable KCSAN
# for these when we have more consensus on what to do about them.
KCSAN_SANITIZE_slab_common.o := n
KCSAN_SANITIZE_slub.o := n
KCSAN_SANITIZE_page_alloc.o := n
# But enable explicit instrumentation for memory barriers.
KCSAN_INSTRUMENT_BARRIERS := y
# These files are disabled because they produce non-interesting and/or
# flaky coverage that is not a function of syscall inputs. E.g. slab is out of
# free pages, or a task is migrated between nodes.
KCOV_INSTRUMENT_slab_common.o := n
KCOV_INSTRUMENT_slub.o := n
KCOV_INSTRUMENT_page_alloc.o := n
KCOV_INSTRUMENT_debug-pagealloc.o := n
KCOV_INSTRUMENT_kmemleak.o := n
KCOV_INSTRUMENT_memcontrol.o := n
KCOV_INSTRUMENT_memcontrol-v1.o := n
KCOV_INSTRUMENT_mmzone.o := n
KCOV_INSTRUMENT_vmstat.o := n
KCOV_INSTRUMENT_failslab.o := n
CFLAGS_init-mm.o += -Wno-override-init
mmu-y := nommu.o
mmu-$(CONFIG_MMU) := highmem.o memory.o mincore.o \
mlock.o mmap.o mmu_gather.o mprotect.o mremap.o \
msync.o page_vma_mapped.o pagewalk.o \
pgtable-generic.o rmap.o vmalloc.o vma.o vma_exec.o
ifdef CONFIG_CROSS_MEMORY_ATTACH
mmu-$(CONFIG_MMU) += process_vm_access.o
endif
ifdef CONFIG_64BIT
mmu-$(CONFIG_MMU) += mseal.o
endif
obj-y := filemap.o mempool.o oom_kill.o fadvise.o \
maccess.o page-writeback.o folio-compat.o \
readahead.o folio.o truncate.o vmscan.o shrinker.o \
shmem.o util.o mmzone.o vmstat.o backing-dev.o \
mm_init.o percpu.o slab_common.o \
compaction.o show_mem.o \
interval_tree.o list_lru.o workingset.o \
debug.o gup.o mmap_lock.o vma_init.o $(mmu-y)
# Give 'page_alloc' its own module-parameter namespace
page-alloc-y := page_alloc.o
page-alloc-$(CONFIG_SHUFFLE_PAGE_ALLOCATOR) += shuffle.o
# Give 'memory_hotplug' its own module-parameter namespace
memory-hotplug-$(CONFIG_MEMORY_HOTPLUG) += memory_hotplug.o
obj-y += page-alloc.o
obj-y += page_frag_cache.o
obj-y += init-mm.o
obj-y += memblock.o
obj-y += $(memory-hotplug-y)
obj-y += slub.o
ifdef CONFIG_MMU
obj-$(CONFIG_ADVISE_SYSCALLS) += madvise.o
endif
obj-$(CONFIG_SWAP) += page_io.o swap_state.o swapfile.o
obj-$(CONFIG_ZSWAP) += zswap.o
obj-$(CONFIG_HAS_DMA) += dmapool.o
obj-$(CONFIG_HUGETLBFS) += hugetlb.o hugetlb_sysfs.o hugetlb_sysctl.o
ifdef CONFIG_CMA
obj-$(CONFIG_HUGETLBFS) += hugetlb_cma.o
endif
obj-$(CONFIG_HUGETLB_PAGE_OPTIMIZE_VMEMMAP) += hugetlb_vmemmap.o
obj-$(CONFIG_NUMA) += mempolicy.o
obj-$(CONFIG_SPARSEMEM) += sparse.o
obj-$(CONFIG_SPARSEMEM_VMEMMAP) += sparse-vmemmap.o
obj-$(CONFIG_MMU_NOTIFIER) += mmu_notifier.o
obj-$(CONFIG_KSM) += ksm.o
obj-$(CONFIG_PAGE_POISONING) += page_poison.o
obj-$(CONFIG_KASAN) += kasan/
obj-$(CONFIG_KFENCE) += kfence/
obj-$(CONFIG_KMSAN) += kmsan/
obj-$(CONFIG_FAILSLAB) += failslab.o
obj-$(CONFIG_FAIL_PAGE_ALLOC) += fail_page_alloc.o
obj-$(CONFIG_MEMTEST) += memtest.o
obj-$(CONFIG_MIGRATION) += migrate.o
obj-$(CONFIG_NUMA) += memory-tiers.o
obj-$(CONFIG_DEVICE_MIGRATION) += migrate_device.o
obj-$(CONFIG_TRANSPARENT_HUGEPAGE) += huge_memory.o khugepaged.o
obj-$(CONFIG_PAGE_COUNTER) += page_counter.o
obj-$(CONFIG_LIVEUPDATE_MEMFD) += memfd_luo.o
obj-$(CONFIG_MEMCG_V1) += memcontrol-v1.o
obj-$(CONFIG_MEMCG) += memcontrol.o vmpressure.o
ifdef CONFIG_BPF_SYSCALL
obj-$(CONFIG_MEMCG) += bpf_memcontrol.o
endif
obj-$(CONFIG_CGROUP_HUGETLB) += hugetlb_cgroup.o
obj-$(CONFIG_GUP_TEST) += gup_test.o
obj-$(CONFIG_DMAPOOL_TEST) += dmapool_test.o
obj-$(CONFIG_MEMORY_FAILURE) += memory-failure.o
obj-$(CONFIG_HWPOISON_INJECT) += hwpoison-inject.o
obj-$(CONFIG_DEBUG_KMEMLEAK) += kmemleak.o
obj-$(CONFIG_DEBUG_RODATA_TEST) += rodata_test.o
obj-$(CONFIG_DEBUG_VM_PGTABLE) += debug_vm_pgtable.o
obj-$(CONFIG_PAGE_OWNER) += page_owner.o
obj-$(CONFIG_MEMORY_ISOLATION) += page_isolation.o
obj-$(CONFIG_ZSMALLOC) += zsmalloc.o
obj-$(CONFIG_GENERIC_EARLY_IOREMAP) += early_ioremap.o
obj-$(CONFIG_CMA) += cma.o
obj-$(CONFIG_NUMA) += numa.o
obj-$(CONFIG_NUMA_MEMBLKS) += numa_memblks.o
obj-$(CONFIG_NUMA_EMU) += numa_emulation.o
obj-$(CONFIG_GENERIC_ARCH_NUMA) += arch_numa.o
obj-$(CONFIG_BALLOON) += balloon.o
obj-$(CONFIG_PAGE_EXTENSION) += page_ext.o
obj-$(CONFIG_PAGE_TABLE_CHECK) += page_table_check.o
obj-$(CONFIG_CMA_DEBUGFS) += cma_debug.o
obj-$(CONFIG_SECRETMEM) += secretmem.o
obj-$(CONFIG_CMA_SYSFS) += cma_sysfs.o
obj-$(CONFIG_USERFAULTFD) += userfaultfd.o
obj-$(CONFIG_IDLE_PAGE_TRACKING) += page_idle.o
obj-$(CONFIG_DEBUG_PAGEALLOC) += debug_page_alloc.o
obj-$(CONFIG_DEBUG_PAGE_REF) += debug_page_ref.o
obj-$(CONFIG_DAMON) += damon/
obj-$(CONFIG_HARDENED_USERCOPY) += usercopy.o
obj-$(CONFIG_PERCPU_STATS) += percpu-stats.o
obj-$(CONFIG_ZONE_DEVICE) += memremap.o
obj-$(CONFIG_HMM_MIRROR) += hmm.o
obj-$(CONFIG_MEMFD_CREATE) += memfd.o
obj-$(CONFIG_MAPPING_DIRTY_HELPERS) += mapping_dirty_helpers.o
obj-$(CONFIG_PTDUMP) += ptdump.o
obj-$(CONFIG_PAGE_REPORTING) += page_reporting.o
obj-$(CONFIG_GENERIC_IOREMAP) += ioremap.o
obj-$(CONFIG_SHRINKER_DEBUG) += shrinker_debug.o
obj-$(CONFIG_EXECMEM) += execmem.o
obj-$(CONFIG_TMPFS_QUOTA) += shmem_quota.o
obj-$(CONFIG_LAZY_MMU_MODE_KUNIT_TEST) += tests/lazy_mmu_mode_kunit.o
obj-$(CONFIG_MEM_ALLOC_PROFILING) += alloc_tag.o