[Nouveau] [PATCH v3] mm/thp: fix __split_huge_pmd_locked() for migration PMD

[Sasha Levin]

Hi

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This commit has been processed because it contains a "Fixes:" tag
fixing commit: 84c3fc4e9c56 ("mm: thp: check pmd migration entry in common path").

The bot has tested the following trees: v5.8.6, v5.4.62, v4.19.143, v4.14.196.

v5.8.6: Build OK!
v5.4.62: Failed to apply! Possible dependencies:
    0d1c20722ab3 ("mm: memcontrol: switch to native NR_FILE_PAGES and NR_SHMEM counters")
    3fba69a56e16 ("mm: memcontrol: drop @compound parameter from memcg charging API")
    468c398233da ("mm: memcontrol: switch to native NR_ANON_THPS counter")
    72981e0e7b60 ("userfaultfd: wp: add UFFDIO_COPY_MODE_WP")
    83d116c53058 ("mm: fix double page fault on arm64 if PTE_AF is cleared")
    85b9f46e8ea4 ("mm, thp: track fallbacks due to failed memcg charges separately")
    92855270ff08 ("mm/memcontrol.c: cleanup some useless code")
    be5d0a74c62d ("mm: memcontrol: switch to native NR_ANON_MAPPED counter")
    c23a0c99793f ("mm/migrate: clean up some minor coding style")
    dcdf11ee1441 ("mm, shmem: add vmstat for hugepage fallback")
    f4129ea3591a ("mm: fix NUMA node file count error in replace_page_cache()")
    ffe945e633b5 ("khugepaged: do not stop collapse if less than half PTEs are referenced")

v4.19.143: Failed to apply! Possible dependencies:
    0ac261042084 ("x86/irq/64: Init hardirq_stack_ptr during CPU hotplug")
    0d1c20722ab3 ("mm: memcontrol: switch to native NR_FILE_PAGES and NR_SHMEM counters")
    117ed4548541 ("x86/irq/64: Remove stack overflow debug code")
    231c4846b106 ("x86/irq/32: Make irq stack a character array")
    30842211506e ("x86/exceptions: Remove unused stack defines on 32bit")
    39656e83dab9 ("mm: lift the x86_32 PAE version of gup_get_pte to common code")
    468c398233da ("mm: memcontrol: switch to native NR_ANON_THPS counter")
    4f44b8f0b33b ("x86/irq/64: Remove a hardcoded irq_stack_union access")
    66c7ceb47f62 ("x86/irq/32: Handle irq stack allocation failure proper")
    758a2e312228 ("x86/irq/64: Rename irq_stack_ptr to hardirq_stack_ptr")
    7ac870747988 ("x86/vdso: Switch to generic vDSO implementation")
    99cb0dbd47a1 ("mm,thp: add read-only THP support for (non-shmem) FS")
    a754fe2b76d1 ("x86/irq/32: Rename hard/softirq_stack to hard/softirq_stack_ptr")
    aa641c287b2f ("x86/irq/32: Define IRQ_STACK_SIZE")
    be5d0a74c62d ("mm: memcontrol: switch to native NR_ANON_MAPPED counter")
    df835e7083be ("x86/irq/64: Sanitize the top/bottom confusion")
    e6401c130931 ("x86/irq/64: Split the IRQ stack into its own pages")

v4.14.196: Failed to apply! Possible dependencies:
    050e9baa9dc9 ("Kbuild: rename CC_STACKPROTECTOR[_STRONG] config variables")
    0d1c20722ab3 ("mm: memcontrol: switch to native NR_FILE_PAGES and NR_SHMEM counters")
    117ed4548541 ("x86/irq/64: Remove stack overflow debug code")
    152e93af3cfe ("mm, thp: Do not make pmd/pud dirty without a reason")
    2a61f4747eea ("stack-protector: test compiler capability in Kconfig and drop AUTO mode")
    2b8383927525 ("Makefile: move stack-protector compiler breakage test earlier")
    2bc2f688fdf8 ("Makefile: move stack-protector availability out of Kconfig")
    39656e83dab9 ("mm: lift the x86_32 PAE version of gup_get_pte to common code")
    44c6dc940b19 ("Makefile: introduce CONFIG_CC_STACKPROTECTOR_AUTO")
    4645b9fe84bf ("mm/mmu_notifier: avoid call to invalidate_range() in range_end()")
    468c398233da ("mm: memcontrol: switch to native NR_ANON_THPS counter")
    59c66c5f8c4f ("mm: factor out page cache page freeing into a separate function")
    5ecc4d852c03 ("mm: factor out checks and accounting from __delete_from_page_cache()")
    76253fbc8fbf ("mm: move accounting updates before page_cache_tree_delete()")
    7ac870747988 ("x86/vdso: Switch to generic vDSO implementation")
    8373b7d9d174 ("Documentation: kconfig: add recommended way to describe compiler support")
    99cb0dbd47a1 ("mm,thp: add read-only THP support for (non-shmem) FS")
    be5d0a74c62d ("mm: memcontrol: switch to native NR_ANON_MAPPED counter")
    e6401c130931 ("x86/irq/64: Split the IRQ stack into its own pages")
    fadae2953072 ("thp: use mm_file_counter to determine update which rss counter")


NOTE: The patch will not be queued to stable trees until it is upstream.

How should we proceed with this patch?

-- 
Thanks
Sasha