1 # SPDX-License-Identifier: GPL-2.0
3 # Makefile for the linux memory manager.
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
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 # But enable explicit instrumentation for memory barriers.
19 KCSAN_INSTRUMENT_BARRIERS
:= y
21 # These files are disabled because they produce non-interesting and/or
22 # flaky coverage that is not a function of syscall inputs. E.g. slab is out of
23 # free pages, or a task is migrated between nodes.
24 KCOV_INSTRUMENT_slab_common.o
:= n
25 KCOV_INSTRUMENT_slob.o
:= n
26 KCOV_INSTRUMENT_slab.o
:= n
27 KCOV_INSTRUMENT_slub.o
:= n
28 KCOV_INSTRUMENT_page_alloc.o
:= n
29 KCOV_INSTRUMENT_debug-pagealloc.o
:= n
30 KCOV_INSTRUMENT_kmemleak.o
:= n
31 KCOV_INSTRUMENT_memcontrol.o
:= n
32 KCOV_INSTRUMENT_mmzone.o
:= n
33 KCOV_INSTRUMENT_vmstat.o
:= n
34 KCOV_INSTRUMENT_failslab.o
:= n
36 CFLAGS_init-mm.o
+= $(call cc-disable-warning
, override-init
)
37 CFLAGS_init-mm.o
+= $(call cc-disable-warning
, initializer-overrides
)
40 mmu-
$(CONFIG_MMU
) := highmem.o memory.o mincore.o \
41 mlock.o mmap.o mmu_gather.o mprotect.o mremap.o \
42 msync.o page_vma_mapped.o pagewalk.o \
43 pgtable-generic.o rmap.o vmalloc.o
46 ifdef CONFIG_CROSS_MEMORY_ATTACH
47 mmu-
$(CONFIG_MMU
) += process_vm_access.o
50 obj-y
:= filemap.o mempool.o oom_kill.o fadvise.o \
51 maccess.o page-writeback.o folio-compat.o \
52 readahead.o swap.o truncate.o vmscan.o shmem.o \
53 util.o mmzone.o vmstat.o backing-dev.o \
54 mm_init.o percpu.o slab_common.o \
55 compaction.o vmacache.o \
56 interval_tree.o list_lru.o workingset.o \
57 debug.o gup.o mmap_lock.o
$(mmu-y
)
59 # Give 'page_alloc' its own module-parameter namespace
60 page-alloc-y
:= page_alloc.o
61 page-alloc-
$(CONFIG_SHUFFLE_PAGE_ALLOCATOR
) += shuffle.o
63 # Give 'memory_hotplug' its own module-parameter namespace
64 memory-hotplug-
$(CONFIG_MEMORY_HOTPLUG
) += memory_hotplug.o
69 obj-y
+= $(memory-hotplug-y
)
72 obj-
$(CONFIG_ADVISE_SYSCALLS
) += madvise.o
75 obj-
$(CONFIG_SWAP
) += page_io.o swap_state.o swapfile.o swap_slots.o
76 obj-
$(CONFIG_FRONTSWAP
) += frontswap.o
77 obj-
$(CONFIG_ZSWAP
) += zswap.o
78 obj-
$(CONFIG_HAS_DMA
) += dmapool.o
79 obj-
$(CONFIG_HUGETLBFS
) += hugetlb.o
80 obj-
$(CONFIG_HUGETLB_PAGE_OPTIMIZE_VMEMMAP
) += hugetlb_vmemmap.o
81 obj-
$(CONFIG_NUMA
) += mempolicy.o
82 obj-
$(CONFIG_SPARSEMEM
) += sparse.o
83 obj-
$(CONFIG_SPARSEMEM_VMEMMAP
) += sparse-vmemmap.o
84 obj-
$(CONFIG_SLOB
) += slob.o
85 obj-
$(CONFIG_MMU_NOTIFIER
) += mmu_notifier.o
86 obj-
$(CONFIG_KSM
) += ksm.o
87 obj-
$(CONFIG_PAGE_POISONING
) += page_poison.o
88 obj-
$(CONFIG_SLAB
) += slab.o
89 obj-
$(CONFIG_SLUB
) += slub.o
90 obj-
$(CONFIG_KASAN
) += kasan
/
91 obj-
$(CONFIG_KFENCE
) += kfence
/
92 obj-
$(CONFIG_FAILSLAB
) += failslab.o
93 obj-
$(CONFIG_MEMTEST
) += memtest.o
94 obj-
$(CONFIG_MIGRATION
) += migrate.o
95 obj-
$(CONFIG_DEVICE_MIGRATION
) += migrate_device.o
96 obj-
$(CONFIG_TRANSPARENT_HUGEPAGE
) += huge_memory.o khugepaged.o
97 obj-
$(CONFIG_PAGE_COUNTER
) += page_counter.o
98 obj-
$(CONFIG_MEMCG
) += memcontrol.o vmpressure.o
99 obj-
$(CONFIG_MEMCG_SWAP
) += swap_cgroup.o
100 obj-
$(CONFIG_CGROUP_HUGETLB
) += hugetlb_cgroup.o
101 obj-
$(CONFIG_GUP_TEST
) += gup_test.o
102 obj-
$(CONFIG_MEMORY_FAILURE
) += memory-failure.o
103 obj-
$(CONFIG_HWPOISON_INJECT
) += hwpoison-inject.o
104 obj-
$(CONFIG_DEBUG_KMEMLEAK
) += kmemleak.o
105 obj-
$(CONFIG_DEBUG_RODATA_TEST
) += rodata_test.o
106 obj-
$(CONFIG_DEBUG_VM_PGTABLE
) += debug_vm_pgtable.o
107 obj-
$(CONFIG_PAGE_OWNER
) += page_owner.o
108 obj-
$(CONFIG_MEMORY_ISOLATION
) += page_isolation.o
109 obj-
$(CONFIG_ZPOOL
) += zpool.o
110 obj-
$(CONFIG_ZBUD
) += zbud.o
111 obj-
$(CONFIG_ZSMALLOC
) += zsmalloc.o
112 obj-
$(CONFIG_Z3FOLD
) += z3fold.o
113 obj-
$(CONFIG_GENERIC_EARLY_IOREMAP
) += early_ioremap.o
114 obj-
$(CONFIG_CMA
) += cma.o
115 obj-
$(CONFIG_MEMORY_BALLOON
) += balloon_compaction.o
116 obj-
$(CONFIG_PAGE_EXTENSION
) += page_ext.o
117 obj-
$(CONFIG_PAGE_TABLE_CHECK
) += page_table_check.o
118 obj-
$(CONFIG_CMA_DEBUGFS
) += cma_debug.o
119 obj-
$(CONFIG_SECRETMEM
) += secretmem.o
120 obj-
$(CONFIG_CMA_SYSFS
) += cma_sysfs.o
121 obj-
$(CONFIG_USERFAULTFD
) += userfaultfd.o
122 obj-
$(CONFIG_IDLE_PAGE_TRACKING
) += page_idle.o
123 obj-
$(CONFIG_DEBUG_PAGE_REF
) += debug_page_ref.o
124 obj-
$(CONFIG_DAMON
) += damon
/
125 obj-
$(CONFIG_HARDENED_USERCOPY
) += usercopy.o
126 obj-
$(CONFIG_PERCPU_STATS
) += percpu-stats.o
127 obj-
$(CONFIG_ZONE_DEVICE
) += memremap.o
128 obj-
$(CONFIG_HMM_MIRROR
) += hmm.o
129 obj-
$(CONFIG_MEMFD_CREATE
) += memfd.o
130 obj-
$(CONFIG_MAPPING_DIRTY_HELPERS
) += mapping_dirty_helpers.o
131 obj-
$(CONFIG_PTDUMP_CORE
) += ptdump.o
132 obj-
$(CONFIG_PAGE_REPORTING
) += page_reporting.o
133 obj-
$(CONFIG_IO_MAPPING
) += io-mapping.o
134 obj-
$(CONFIG_HAVE_BOOTMEM_INFO_NODE
) += bootmem_info.o
135 obj-
$(CONFIG_GENERIC_IOREMAP
) += ioremap.o
136 obj-
$(CONFIG_SHRINKER_DEBUG
) += shrinker_debug.o