LXR linux/mm/Makefile

   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
  61# Give 'memory_hotplug' its own module-parameter namespace
  62memory-hotplug-$(CONFIG_MEMORY_HOTPLUG) += memory_hotplug.o
  63
  64obj-y += page-alloc.o
  65obj-y += init-mm.o
  66obj-y += memblock.o
  67obj-y += $(memory-hotplug-y)
  68
  69ifdef CONFIG_MMU
  70        obj-$(CONFIG_ADVISE_SYSCALLS)   += madvise.o
  71endif
  72
  73obj-$(CONFIG_SWAP)      += page_io.o swap_state.o swapfile.o swap_slots.o
  74obj-$(CONFIG_FRONTSWAP) += frontswap.o
  75obj-$(CONFIG_ZSWAP)     += zswap.o
  76obj-$(CONFIG_HAS_DMA)   += dmapool.o
  77obj-$(CONFIG_HUGETLBFS) += hugetlb.o
  78obj-$(CONFIG_HUGETLB_PAGE_FREE_VMEMMAP) += hugetlb_vmemmap.o
  79obj-$(CONFIG_NUMA)      += mempolicy.o
  80obj-$(CONFIG_SPARSEMEM) += sparse.o
  81obj-$(CONFIG_SPARSEMEM_VMEMMAP) += sparse-vmemmap.o
  82obj-$(CONFIG_SLOB) += slob.o
  83obj-$(CONFIG_MMU_NOTIFIER) += mmu_notifier.o
  84obj-$(CONFIG_KSM) += ksm.o
  85obj-$(CONFIG_PAGE_POISONING) += page_poison.o
  86obj-$(CONFIG_SLAB) += slab.o
  87obj-$(CONFIG_SLUB) += slub.o
  88obj-$(CONFIG_KASAN)     += kasan/
  89obj-$(CONFIG_KFENCE) += kfence/
  90obj-$(CONFIG_FAILSLAB) += failslab.o
  91obj-$(CONFIG_MEMTEST)           += memtest.o
  92obj-$(CONFIG_MIGRATION) += migrate.o
  93obj-$(CONFIG_TRANSPARENT_HUGEPAGE) += huge_memory.o khugepaged.o
  94obj-$(CONFIG_PAGE_COUNTER) += page_counter.o
  95obj-$(CONFIG_MEMCG) += memcontrol.o vmpressure.o
  96obj-$(CONFIG_MEMCG_SWAP) += swap_cgroup.o
  97obj-$(CONFIG_CGROUP_HUGETLB) += hugetlb_cgroup.o
  98obj-$(CONFIG_GUP_TEST) += gup_test.o
  99obj-$(CONFIG_MEMORY_FAILURE) += memory-failure.o
 100obj-$(CONFIG_HWPOISON_INJECT) += hwpoison-inject.o
 101obj-$(CONFIG_DEBUG_KMEMLEAK) += kmemleak.o
 102obj-$(CONFIG_DEBUG_RODATA_TEST) += rodata_test.o
 103obj-$(CONFIG_DEBUG_VM_PGTABLE) += debug_vm_pgtable.o
 104obj-$(CONFIG_PAGE_OWNER) += page_owner.o
 105obj-$(CONFIG_CLEANCACHE) += cleancache.o
 106obj-$(CONFIG_MEMORY_ISOLATION) += page_isolation.o
 107obj-$(CONFIG_ZPOOL)     += zpool.o
 108obj-$(CONFIG_ZBUD)      += zbud.o
 109obj-$(CONFIG_ZSMALLOC)  += zsmalloc.o
 110obj-$(CONFIG_Z3FOLD)    += z3fold.o
 111obj-$(CONFIG_GENERIC_EARLY_IOREMAP) += early_ioremap.o
 112obj-$(CONFIG_CMA)       += cma.o
 113obj-$(CONFIG_MEMORY_BALLOON) += balloon_compaction.o
 114obj-$(CONFIG_PAGE_EXTENSION) += page_ext.o
 115obj-$(CONFIG_CMA_DEBUGFS) += cma_debug.o
 116obj-$(CONFIG_SECRETMEM) += secretmem.o
 117obj-$(CONFIG_CMA_SYSFS) += cma_sysfs.o
 118obj-$(CONFIG_USERFAULTFD) += userfaultfd.o
 119obj-$(CONFIG_IDLE_PAGE_TRACKING) += page_idle.o
 120obj-$(CONFIG_DEBUG_PAGE_REF) += debug_page_ref.o
 121obj-$(CONFIG_HARDENED_USERCOPY) += usercopy.o
 122obj-$(CONFIG_PERCPU_STATS) += percpu-stats.o
 123obj-$(CONFIG_ZONE_DEVICE) += memremap.o
 124obj-$(CONFIG_HMM_MIRROR) += hmm.o
 125obj-$(CONFIG_MEMFD_CREATE) += memfd.o
 126obj-$(CONFIG_MAPPING_DIRTY_HELPERS) += mapping_dirty_helpers.o
 127obj-$(CONFIG_PTDUMP_CORE) += ptdump.o
 128obj-$(CONFIG_PAGE_REPORTING) += page_reporting.o
 129obj-$(CONFIG_IO_MAPPING) += io-mapping.o
 130obj-$(CONFIG_HAVE_BOOTMEM_INFO_NODE) += bootmem_info.o
 131