change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/mm/Makefile
..
..
@@ -6,6 +6,15 @@
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 KASAN_SANITIZE_slab_common.o := n
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 KASAN_SANITIZE_slab.o := n
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 KASAN_SANITIZE_slub.o := n
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+KCSAN_SANITIZE_kmemleak.o := n
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+
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+# These produce frequent data race reports: most of them are due to races on
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+# the same word but accesses to different bits of that word. Re-enable KCSAN
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+# for these when we have more consensus on what to do about them.
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+KCSAN_SANITIZE_slab_common.o := n
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+KCSAN_SANITIZE_slab.o := n
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+KCSAN_SANITIZE_slub.o := n
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+KCSAN_SANITIZE_page_alloc.o := n
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 # These files are disabled because they produce non-interesting and/or
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 # flaky coverage that is not a function of syscall inputs. E.g. slab is out of
..
..
@@ -20,42 +29,43 @@
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 KCOV_INSTRUMENT_memcontrol.o := n
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 KCOV_INSTRUMENT_mmzone.o := n
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 KCOV_INSTRUMENT_vmstat.o := n
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+KCOV_INSTRUMENT_failslab.o := n
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+
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+CFLAGS_init-mm.o += $(call cc-disable-warning, override-init)
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+CFLAGS_init-mm.o += $(call cc-disable-warning, initializer-overrides)
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 mmu-y			:= nommu.o
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-mmu-$(CONFIG_MMU)	:= gup.o highmem.o memory.o mincore.o \
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-			   mlock.o mmap.o mprotect.o mremap.o msync.o \
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-			   page_vma_mapped.o pagewalk.o pgtable-generic.o \
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-			   rmap.o vmalloc.o
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+mmu-$(CONFIG_MMU)	:= highmem.o memory.o mincore.o \
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+			   mlock.o mmap.o mmu_gather.o mprotect.o mremap.o \
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+			   msync.o page_vma_mapped.o pagewalk.o \
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+			   pgtable-generic.o rmap.o vmalloc.o ioremap.o
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-ifdef CONFIG_MM_EVENT_STAT
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-mmu-$(CONFIG_MMU)	+= mm_event.o
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-endif
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 ifdef CONFIG_CROSS_MEMORY_ATTACH
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 mmu-$(CONFIG_MMU)	+= process_vm_access.o
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 endif
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 obj-y			:= filemap.o mempool.o oom_kill.o fadvise.o \
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-			   maccess.o page_alloc.o page-writeback.o \
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+			   maccess.o page-writeback.o \
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 			   readahead.o swap.o truncate.o vmscan.o shmem.o \
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 			   util.o mmzone.o vmstat.o backing-dev.o \
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-			   mm_init.o mmu_context.o percpu.o slab_common.o \
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+			   mm_init.o percpu.o slab_common.o \
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 			   compaction.o vmacache.o \
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 			   interval_tree.o list_lru.o workingset.o \
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-			   debug.o $(mmu-y)
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+			   debug.o gup.o $(mmu-y)
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+# Give 'page_alloc' its own module-parameter namespace
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+page-alloc-y := page_alloc.o
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+page-alloc-$(CONFIG_SHUFFLE_PAGE_ALLOCATOR) += shuffle.o
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+CFLAGS_page_alloc.o += -DDYNAMIC_DEBUG_MODULE
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+
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+obj-y += page-alloc.o
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 obj-y += init-mm.o
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-
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-ifdef CONFIG_NO_BOOTMEM
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-	obj-y		+= nobootmem.o
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-else
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-	obj-y		+= bootmem.o
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-endif
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+obj-y += memblock.o
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 ifdef CONFIG_MMU
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 	obj-$(CONFIG_ADVISE_SYSCALLS)	+= madvise.o
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 endif
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-obj-$(CONFIG_HAVE_MEMBLOCK) += memblock.o
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 obj-$(CONFIG_SWAP)	+= page_io.o swap_state.o swapfile.o swap_slots.o
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 obj-$(CONFIG_FRONTSWAP)	+= frontswap.o
..
..
@@ -72,11 +82,11 @@
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 obj-$(CONFIG_SLAB) += slab.o
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 obj-$(CONFIG_SLUB) += slub.o
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 obj-$(CONFIG_KASAN)	+= kasan/
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+obj-$(CONFIG_KFENCE) += kfence/
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 obj-$(CONFIG_FAILSLAB) += failslab.o
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 obj-$(CONFIG_MEMORY_HOTPLUG) += memory_hotplug.o
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 obj-$(CONFIG_MEMTEST)		+= memtest.o
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 obj-$(CONFIG_MIGRATION) += migrate.o
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-obj-$(CONFIG_QUICKLIST) += quicklist.o
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 obj-$(CONFIG_TRANSPARENT_HUGEPAGE) += huge_memory.o khugepaged.o
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 obj-$(CONFIG_PAGE_COUNTER) += page_counter.o
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 obj-$(CONFIG_MEMCG) += memcontrol.o vmpressure.o
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..
@@ -86,9 +96,10 @@
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 obj-$(CONFIG_MEMORY_FAILURE) += memory-failure.o
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 obj-$(CONFIG_HWPOISON_INJECT) += hwpoison-inject.o
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 obj-$(CONFIG_DEBUG_KMEMLEAK) += kmemleak.o
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-obj-$(CONFIG_DEBUG_KMEMLEAK_TEST) += kmemleak-test.o
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 obj-$(CONFIG_DEBUG_RODATA_TEST) += rodata_test.o
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+obj-$(CONFIG_DEBUG_VM_PGTABLE) += debug_vm_pgtable.o
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 obj-$(CONFIG_PAGE_OWNER) += page_owner.o
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+obj-$(CONFIG_PAGE_PINNER) += page_pinner.o
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 obj-$(CONFIG_CLEANCACHE) += cleancache.o
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 obj-$(CONFIG_MEMORY_ISOLATION) += page_isolation.o
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 obj-$(CONFIG_ZPOOL)	+= zpool.o
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@@ -100,11 +111,18 @@
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 obj-$(CONFIG_MEMORY_BALLOON) += balloon_compaction.o
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 obj-$(CONFIG_PAGE_EXTENSION) += page_ext.o
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 obj-$(CONFIG_CMA_DEBUGFS) += cma_debug.o
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+obj-$(CONFIG_CMA_DEBUGFS_BITMAP_HEX) += cma_debug_bitmap_hex.o
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+obj-$(CONFIG_CMA_SYSFS) += cma_sysfs.o
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 obj-$(CONFIG_USERFAULTFD) += userfaultfd.o
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 obj-$(CONFIG_IDLE_PAGE_TRACKING) += page_idle.o
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 obj-$(CONFIG_FRAME_VECTOR) += frame_vector.o
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 obj-$(CONFIG_DEBUG_PAGE_REF) += debug_page_ref.o
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+obj-$(CONFIG_DAMON) += damon/
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 obj-$(CONFIG_HARDENED_USERCOPY) += usercopy.o
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 obj-$(CONFIG_PERCPU_STATS) += percpu-stats.o
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-obj-$(CONFIG_HMM) += hmm.o
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+obj-$(CONFIG_ZONE_DEVICE) += memremap.o
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+obj-$(CONFIG_HMM_MIRROR) += hmm.o
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 obj-$(CONFIG_MEMFD_CREATE) += memfd.o
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+obj-$(CONFIG_MAPPING_DIRTY_HELPERS) += mapping_dirty_helpers.o
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+obj-$(CONFIG_PTDUMP_CORE) += ptdump.o
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+obj-$(CONFIG_PAGE_REPORTING) += page_reporting.o