mm/Makefile

   1 # SPDX-License-Identifier: GPL-2.0
   2 #
   3 # Makefile for the linux memory manager.
   4 #
   5
   6 KASAN_SANITIZE_slab_common.o := n
   7 KASAN_SANITIZE_slab.o := n
   8 KASAN_SANITIZE_slub.o := n
   9 KCSAN_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.
  14 KCSAN_SANITIZE_slab_common.o := n
  15 KCSAN_SANITIZE_slab.o := n
  16 KCSAN_SANITIZE_slub.o := n
  17 KCSAN_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.
  22 KCOV_INSTRUMENT_slab_common.o := n
  23 KCOV_INSTRUMENT_slob.o := n
  24 KCOV_INSTRUMENT_slab.o := n
  25 KCOV_INSTRUMENT_slub.o := n
  26 KCOV_INSTRUMENT_page_alloc.o := n
  27 KCOV_INSTRUMENT_debug-pagealloc.o := n
  28 KCOV_INSTRUMENT_kmemleak.o := n
  29 KCOV_INSTRUMENT_memcontrol.o := n
  30 KCOV_INSTRUMENT_mmzone.o := n
  31 KCOV_INSTRUMENT_vmstat.o := n
  32 KCOV_INSTRUMENT_failslab.o := n
  33
  34 CFLAGS_init-mm.o += $(call cc-disable-warning, override-init)
  35 CFLAGS_init-mm.o += $(call cc-disable-warning, initializer-overrides)
  36
  37 mmu-y                   := nommu.o
  38 mmu-$(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
  44 ifdef CONFIG_CROSS_MEMORY_ATTACH
  45 mmu-$(CONFIG_MMU)       += process_vm_access.o
  46 endif
  47
  48 obj-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 $(mmu-y)
  56
  57 # Give 'page_alloc' its own module-parameter namespace
  58 page-alloc-y := page_alloc.o
  59 page-alloc-$(CONFIG_SHUFFLE_PAGE_ALLOCATOR) += shuffle.o
  60
  61 obj-y += page-alloc.o
  62 obj-y += init-mm.o
  63 obj-y += memblock.o
  64
  65 ifdef CONFIG_MMU
  66         obj-$(CONFIG_ADVISE_SYSCALLS)   += madvise.o
  67 endif
  68
  69 obj-$(CONFIG_SWAP)      += page_io.o swap_state.o swapfile.o swap_slots.o
  70 obj-$(CONFIG_FRONTSWAP) += frontswap.o
  71 obj-$(CONFIG_ZSWAP)     += zswap.o
  72 obj-$(CONFIG_HAS_DMA)   += dmapool.o
  73 obj-$(CONFIG_HUGETLBFS) += hugetlb.o
  74 obj-$(CONFIG_NUMA)      += mempolicy.o
  75 obj-$(CONFIG_SPARSEMEM) += sparse.o
  76 obj-$(CONFIG_SPARSEMEM_VMEMMAP) += sparse-vmemmap.o
  77 obj-$(CONFIG_SLOB) += slob.o
  78 obj-$(CONFIG_MMU_NOTIFIER) += mmu_notifier.o
  79 obj-$(CONFIG_KSM) += ksm.o
  80 obj-$(CONFIG_PAGE_POISONING) += page_poison.o
  81 obj-$(CONFIG_SLAB) += slab.o
  82 obj-$(CONFIG_SLUB) += slub.o
  83 obj-$(CONFIG_KASAN)     += kasan/
  84 obj-$(CONFIG_FAILSLAB) += failslab.o
  85 obj-$(CONFIG_MEMORY_HOTPLUG) += memory_hotplug.o
  86 obj-$(CONFIG_MEMTEST)           += memtest.o
  87 obj-$(CONFIG_MIGRATION) += migrate.o
  88 obj-$(CONFIG_TRANSPARENT_HUGEPAGE) += huge_memory.o khugepaged.o
  89 obj-$(CONFIG_PAGE_COUNTER) += page_counter.o
  90 obj-$(CONFIG_MEMCG) += memcontrol.o vmpressure.o
  91 obj-$(CONFIG_MEMCG_SWAP) += swap_cgroup.o
  92 obj-$(CONFIG_CGROUP_HUGETLB) += hugetlb_cgroup.o
  93 obj-$(CONFIG_GUP_TEST) += gup_test.o
  94 obj-$(CONFIG_MEMORY_FAILURE) += memory-failure.o
  95 obj-$(CONFIG_HWPOISON_INJECT) += hwpoison-inject.o
  96 obj-$(CONFIG_DEBUG_KMEMLEAK) += kmemleak.o
  97 obj-$(CONFIG_DEBUG_RODATA_TEST) += rodata_test.o
  98 obj-$(CONFIG_DEBUG_VM_PGTABLE) += debug_vm_pgtable.o
  99 obj-$(CONFIG_PAGE_OWNER) += page_owner.o
 100 obj-$(CONFIG_CLEANCACHE) += cleancache.o
 101 obj-$(CONFIG_MEMORY_ISOLATION) += page_isolation.o
 102 obj-$(CONFIG_ZPOOL)     += zpool.o
 103 obj-$(CONFIG_ZBUD)      += zbud.o
 104 obj-$(CONFIG_ZSMALLOC)  += zsmalloc.o
 105 obj-$(CONFIG_Z3FOLD)    += z3fold.o
 106 obj-$(CONFIG_GENERIC_EARLY_IOREMAP) += early_ioremap.o
 107 obj-$(CONFIG_CMA)       += cma.o
 108 obj-$(CONFIG_MEMORY_BALLOON) += balloon_compaction.o
 109 obj-$(CONFIG_PAGE_EXTENSION) += page_ext.o
 110 obj-$(CONFIG_CMA_DEBUGFS) += cma_debug.o
 111 obj-$(CONFIG_USERFAULTFD) += userfaultfd.o
 112 obj-$(CONFIG_IDLE_PAGE_TRACKING) += page_idle.o
 113 obj-$(CONFIG_FRAME_VECTOR) += frame_vector.o
 114 obj-$(CONFIG_DEBUG_PAGE_REF) += debug_page_ref.o
 115 obj-$(CONFIG_HARDENED_USERCOPY) += usercopy.o
 116 obj-$(CONFIG_PERCPU_STATS) += percpu-stats.o
 117 obj-$(CONFIG_ZONE_DEVICE) += memremap.o
 118 obj-$(CONFIG_HMM_MIRROR) += hmm.o
 119 obj-$(CONFIG_MEMFD_CREATE) += memfd.o
 120 obj-$(CONFIG_MAPPING_DIRTY_HELPERS) += mapping_dirty_helpers.o
 121 obj-$(CONFIG_PTDUMP_CORE) += ptdump.o
 122 obj-$(CONFIG_PAGE_REPORTING) += page_reporting.o