[PATCH v7 00/70] Introducing the Maple Tree

Liam Howlett
2022-04-04T14:36:16Z

Andrew,

Please add this patch set to your branch. They are based on v5.18-rc1.

git: https://github.com/oracle/linux-uek/tree/howlett/maple/20220404

Thank you,
Liam

Liam R. Howlett (61):
radix tree test suite: Add pr_err define
radix tree test suite: Add kmem_cache_set_non_kernel()
radix tree test suite: Add allocation counts and size to kmem_cache
radix tree test suite: Add support for slab bulk APIs
radix tree test suite: Add lockdep_is_held to header
mips: Rename mt_init to mips_mt_init
Maple Tree: Add new data structure
lib/test_maple_tree: Add testing for maple tree
mm: Start tracking VMAs with maple tree
arch/arm64: Remove the merge workaround for VMA_ITERATOR
mm/mmap: Use the maple tree in find_vma() instead of the rbtree.
mm/mmap: Use the maple tree for find_vma_prev() instead of the rbtree
mm/mmap: Use maple tree for unmapped_area{_topdown}
kernel/fork: Use maple tree for dup_mmap() during forking
mm: Remove rb tree.
mmap: Change zeroing of maple tree in __vma_adjust()
xen: Use vma_lookup() in privcmd_ioctl_mmap()
mm: Optimize find_exact_vma() to use vma_lookup()
mm/khugepaged: Optimize collapse_pte_mapped_thp() by using
vma_lookup()
mm/mmap: Change do_brk_flags() to expand existing VMA and add
do_brk_munmap()
mm: Use maple tree operations for find_vma_intersection()
mm/mmap: Use advanced maple tree API for mmap_region()
mm: Remove vmacache
mm/mmap: Move mmap_region() below do_munmap()
mm/mmap: Reorganize munmap to use maple states
mm/mmap: Change do_brk_munmap() to use do_mas_align_munmap()
arm64: Remove mmap linked list from vdso
parisc: Remove mmap linked list from cache handling
powerpc: Remove mmap linked list walks
s390: Remove vma linked list walks
x86: Remove vma linked list walks
xtensa: Remove vma linked list walks
cxl: Remove vma linked list walk
optee: Remove vma linked list walk
um: Remove vma linked list walk
exec: Use VMA iterator instead of linked list
fs/proc/base: Use maple tree iterators in place of linked list
userfaultfd: Use maple tree iterator to iterate VMAs
ipc/shm: Use VMA iterator instead of linked list
acct: Use VMA iterator instead of linked list
perf: Use VMA iterator
sched: Use maple tree iterator to walk VMAs
fork: Use VMA iterator
bpf: Remove VMA linked list
mm/gup: Use maple tree navigation instead of linked list
mm/khugepaged: Stop using vma linked list
mm/ksm: Use vma iterators instead of vma linked list
mm/madvise: Use vma_find() instead of vma linked list
mm/memcontrol: Stop using mm->highest_vm_end
mm/mempolicy: Use vma iterator & maple state instead of vma linked
list
mm/mlock: Use vma iterator and instead of vma linked list
mm/mprotect: Use maple tree navigation instead of vma linked list
mm/mremap: Use vma_find_intersection() instead of vma linked list
mm/msync: Use vma_find() instead of vma linked list
mm/oom_kill: Use maple tree iterators instead of vma linked list
mm/pagewalk: Use vma_find() instead of vma linked list
mm/swapfile: Use vma iterator instead of vma linked list
riscv: Use vma iterator for vdso
mm: Remove the vma linked list
mm/mmap: Drop range_has_overlap() function
mm/mmap.c: Pass in mapping to __vma_link_file()

Matthew Wilcox (Oracle) (9):
mm: Add VMA iterator
mmap: Use the VMA iterator in count_vma_pages_range()
damon: Convert __damon_va_three_regions to use the VMA iterator
proc: Remove VMA rbtree use from nommu
mm: Convert vma_lookup() to use mtree_load()
coredump: Remove vma linked list walk
fs/proc/task_mmu: Stop using linked list and highest_vm_end
i915: Use the VMA iterator
nommu: Remove uses of VMA linked list

Documentation/core-api/index.rst | 1 +
Documentation/core-api/maple_tree.rst | 218 +
MAINTAINERS | 12 +
arch/arm64/kernel/elfcore.c | 7 -
arch/arm64/kernel/vdso.c | 3 +-
arch/mips/kernel/mips-mt.c | 4 +-
arch/parisc/kernel/cache.c | 7 +-
arch/powerpc/kernel/vdso.c | 6 +-
arch/powerpc/mm/book3s32/tlb.c | 11 +-
arch/powerpc/mm/book3s64/subpage_prot.c | 13 +-
arch/riscv/kernel/vdso.c | 3 +-
arch/s390/kernel/vdso.c | 3 +-
arch/s390/mm/gmap.c | 6 +-
arch/um/kernel/tlb.c | 14 +-
arch/x86/entry/vdso/vma.c | 9 +-
arch/x86/kernel/tboot.c | 2 +-
arch/xtensa/kernel/syscall.c | 18 +-
drivers/firmware/efi/efi.c | 2 +-
drivers/gpu/drm/i915/gem/i915_gem_userptr.c | 14 +-
drivers/misc/cxl/fault.c | 45 +-
drivers/tee/optee/call.c | 18 +-
drivers/xen/privcmd.c | 2 +-
fs/coredump.c | 34 +-
fs/exec.c | 12 +-
fs/proc/base.c | 5 +-
fs/proc/internal.h | 2 +-
fs/proc/task_mmu.c | 74 +-
fs/proc/task_nommu.c | 45 +-
fs/userfaultfd.c | 49 +-
include/linux/maple_tree.h | 682 +
include/linux/mm.h | 74 +-
include/linux/mm_types.h | 43 +-
include/linux/mm_types_task.h | 12 -
include/linux/sched.h | 1 -
include/linux/userfaultfd_k.h | 7 +-
include/linux/vm_event_item.h | 4 -
include/linux/vmacache.h | 28 -
include/linux/vmstat.h | 6 -
include/trace/events/maple_tree.h | 123 +
include/trace/events/mmap.h | 71 +
init/main.c | 2 +
ipc/shm.c | 21 +-
kernel/acct.c | 11 +-
kernel/bpf/task_iter.c | 10 +-
kernel/debug/debug_core.c | 12 -
kernel/events/core.c | 3 +-
kernel/events/uprobes.c | 9 +-
kernel/fork.c | 58 +-
kernel/sched/fair.c | 10 +-
lib/Kconfig.debug | 17 +-
lib/Makefile | 3 +-
lib/maple_tree.c | 6979 +++
lib/test_maple_tree.c | 37810 ++++++++++++++++
mm/Makefile | 2 +-
mm/damon/vaddr-test.h | 37 +-
mm/damon/vaddr.c | 53 +-
mm/debug.c | 14 +-
mm/gup.c | 7 +-
mm/huge_memory.c | 4 +-
mm/init-mm.c | 4 +-
mm/internal.h | 78 +-
mm/khugepaged.c | 13 +-
mm/ksm.c | 18 +-
mm/madvise.c | 2 +-
mm/memcontrol.c | 6 +-
mm/memory.c | 33 +-
mm/mempolicy.c | 55 +-
mm/mlock.c | 34 +-
mm/mmap.c | 2053 +-
mm/mprotect.c | 7 +-
mm/mremap.c | 22 +-
mm/msync.c | 2 +-
mm/nommu.c | 135 +-
mm/oom_kill.c | 3 +-
mm/pagewalk.c | 2 +-
mm/swapfile.c | 4 +-
mm/util.c | 32 -
mm/vmacache.c | 117 -
mm/vmstat.c | 4 -
tools/include/linux/slab.h | 4 +
tools/testing/radix-tree/.gitignore | 2 +
tools/testing/radix-tree/Makefile | 9 +-
tools/testing/radix-tree/generated/autoconf.h | 1 +
tools/testing/radix-tree/linux.c | 160 +-
tools/testing/radix-tree/linux/kernel.h | 1 +
tools/testing/radix-tree/linux/lockdep.h | 2 +
tools/testing/radix-tree/linux/maple_tree.h | 7 +
tools/testing/radix-tree/maple.c | 59 +
.../radix-tree/trace/events/maple_tree.h | 3 +
89 files changed, 47804 insertions(+), 1820 deletions(-)
create mode 100644 Documentation/core-api/maple_tree.rst
create mode 100644 include/linux/maple_tree.h
delete mode 100644 include/linux/vmacache.h
create mode 100644 include/trace/events/maple_tree.h
create mode 100644 lib/maple_tree.c
create mode 100644 lib/test_maple_tree.c
delete mode 100644 mm/vmacache.c
create mode 100644 tools/testing/radix-tree/linux/maple_tree.h
create mode 100644 tools/testing/radix-tree/maple.c
create mode 100644 tools/testing/radix-tree/trace/events/maple_tree.h

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2.34.1