1# SPDX-License-Identifier: GPL-2.0 2# 3# Makefile for the linux memory manager. 4# 5 6KASAN_SANITIZE_slab_common.o := n 7KASAN_SANITIZE_slab.o := n 8KASAN_SANITIZE_slub.o := n 9KCSAN_SANITIZE_kmemleak.o := n 10 11# These produce frequent data race reports: most of them are due to races on 12# the same word but accesses to different bits of that word. Re-enable KCSAN 13# for these when we have more consensus on what to do about them. 14KCSAN_SANITIZE_slab_common.o := n 15KCSAN_SANITIZE_slab.o := n 16KCSAN_SANITIZE_slub.o := n 17KCSAN_SANITIZE_page_alloc.o := n 18 19# These files are disabled because they produce non-interesting and/or 20# flaky coverage that is not a function of syscall inputs. E.g. slab is out of 21# free pages, or a task is migrated between nodes. 22KCOV_INSTRUMENT_slab_common.o := n 23KCOV_INSTRUMENT_slob.o := n 24KCOV_INSTRUMENT_slab.o := n 25KCOV_INSTRUMENT_slub.o := n 26KCOV_INSTRUMENT_page_alloc.o := n 27KCOV_INSTRUMENT_debug-pagealloc.o := n 28KCOV_INSTRUMENT_kmemleak.o := n 29KCOV_INSTRUMENT_memcontrol.o := n 30KCOV_INSTRUMENT_mmzone.o := n 31KCOV_INSTRUMENT_vmstat.o := n 32KCOV_INSTRUMENT_failslab.o := n 33 34CFLAGS_init-mm.o += $(call cc-disable-warning, override-init) 35CFLAGS_init-mm.o += $(call cc-disable-warning, initializer-overrides) 36 37mmu-y := nommu.o 38mmu-$(CONFIG_MMU) := highmem.o memory.o mincore.o \ 39 mlock.o mmap.o mmu_gather.o mprotect.o mremap.o \ 40 msync.o page_vma_mapped.o pagewalk.o \ 41 pgtable-generic.o rmap.o vmalloc.o ioremap.o 42 43 44ifdef CONFIG_CROSS_MEMORY_ATTACH 45mmu-$(CONFIG_MMU) += process_vm_access.o 46endif 47 48obj-y := filemap.o mempool.o oom_kill.o fadvise.o \ 49 maccess.o page-writeback.o \ 50 readahead.o swap.o truncate.o vmscan.o shmem.o \ 51 util.o mmzone.o vmstat.o backing-dev.o \ 52 mm_init.o percpu.o slab_common.o \ 53 compaction.o vmacache.o \ 54 interval_tree.o list_lru.o workingset.o \ 55 debug.o gup.o mmap_lock.o $(mmu-y) 56 57# Give 'page_alloc' its own module-parameter namespace 58page-alloc-y := page_alloc.o 59page-alloc-$(CONFIG_SHUFFLE_PAGE_ALLOCATOR) += shuffle.o 60 61obj-y += page-alloc.o 62obj-y += init-mm.o 63obj-y += memblock.o 64 65ifdef CONFIG_MMU 66 obj-$(CONFIG_ADVISE_SYSCALLS) += madvise.o 67endif 68 69obj-$(CONFIG_SWAP) += page_io.o swap_state.o swapfile.o swap_slots.o 70obj-$(CONFIG_FRONTSWAP) += frontswap.o 71obj-$(CONFIG_ZSWAP) += zswap.o 72obj-$(CONFIG_HAS_DMA) += dmapool.o 73obj-$(CONFIG_HUGETLBFS) += hugetlb.o 74obj-$(CONFIG_NUMA) += mempolicy.o 75obj-$(CONFIG_SPARSEMEM) += sparse.o 76obj-$(CONFIG_SPARSEMEM_VMEMMAP) += sparse-vmemmap.o 77obj-$(CONFIG_SLOB) += slob.o 78obj-$(CONFIG_MMU_NOTIFIER) += mmu_notifier.o 79obj-$(CONFIG_KSM) += ksm.o 80obj-$(CONFIG_PAGE_POISONING) += page_poison.o 81obj-$(CONFIG_SLAB) += slab.o 82obj-$(CONFIG_SLUB) += slub.o 83obj-$(CONFIG_KASAN) += kasan/ 84obj-$(CONFIG_KFENCE) += kfence/ 85obj-$(CONFIG_FAILSLAB) += failslab.o 86obj-$(CONFIG_MEMORY_HOTPLUG) += memory_hotplug.o 87obj-$(CONFIG_MEMTEST) += memtest.o 88obj-$(CONFIG_MIGRATION) += migrate.o 89obj-$(CONFIG_TRANSPARENT_HUGEPAGE) += huge_memory.o khugepaged.o 90obj-$(CONFIG_PAGE_COUNTER) += page_counter.o 91obj-$(CONFIG_MEMCG) += memcontrol.o vmpressure.o 92obj-$(CONFIG_MEMCG_SWAP) += swap_cgroup.o 93obj-$(CONFIG_CGROUP_HUGETLB) += hugetlb_cgroup.o 94obj-$(CONFIG_GUP_TEST) += gup_test.o 95obj-$(CONFIG_MEMORY_FAILURE) += memory-failure.o 96obj-$(CONFIG_HWPOISON_INJECT) += hwpoison-inject.o 97obj-$(CONFIG_DEBUG_KMEMLEAK) += kmemleak.o 98obj-$(CONFIG_DEBUG_RODATA_TEST) += rodata_test.o 99obj-$(CONFIG_DEBUG_VM_PGTABLE) += debug_vm_pgtable.o 100obj-$(CONFIG_PAGE_OWNER) += page_owner.o 101obj-$(CONFIG_CLEANCACHE) += cleancache.o 102obj-$(CONFIG_MEMORY_ISOLATION) += page_isolation.o 103obj-$(CONFIG_ZPOOL) += zpool.o 104obj-$(CONFIG_ZBUD) += zbud.o 105obj-$(CONFIG_ZSMALLOC) += zsmalloc.o 106obj-$(CONFIG_Z3FOLD) += z3fold.o 107obj-$(CONFIG_GENERIC_EARLY_IOREMAP) += early_ioremap.o 108obj-$(CONFIG_CMA) += cma.o 109obj-$(CONFIG_MEMORY_BALLOON) += balloon_compaction.o 110obj-$(CONFIG_PAGE_EXTENSION) += page_ext.o 111obj-$(CONFIG_CMA_DEBUGFS) += cma_debug.o 112obj-$(CONFIG_USERFAULTFD) += userfaultfd.o 113obj-$(CONFIG_IDLE_PAGE_TRACKING) += page_idle.o 114obj-$(CONFIG_DEBUG_PAGE_REF) += debug_page_ref.o 115obj-$(CONFIG_HARDENED_USERCOPY) += usercopy.o 116obj-$(CONFIG_PERCPU_STATS) += percpu-stats.o 117obj-$(CONFIG_ZONE_DEVICE) += memremap.o 118obj-$(CONFIG_HMM_MIRROR) += hmm.o 119obj-$(CONFIG_MEMFD_CREATE) += memfd.o 120obj-$(CONFIG_MAPPING_DIRTY_HELPERS) += mapping_dirty_helpers.o 121obj-$(CONFIG_PTDUMP_CORE) += ptdump.o 122obj-$(CONFIG_PAGE_REPORTING) += page_reporting.o 123