linux-kernel - Re: [v3 2/2] mm: khugepaged: avoid overriding min_free

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Date:   Mon, 21 Sep 2020 12:54:54 +0000
From:   Sasha Levin <sashal@...nel.org>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     stable@...r.kernel.org
Subject: Re: [v3 2/2] mm: khugepaged: avoid overriding min_free_kbytes set by user

Hi

[This is an automated email]

This commit has been processed because it contains a -stable tag.
The stable tag indicates that it's relevant for the following trees: all

The bot has tested the following trees: v5.8.10, v5.4.66, v4.19.146, v4.14.198, v4.9.236, v4.4.236.

v5.8.10: Build OK!
v5.4.66: Build OK!
v4.19.146: Failed to apply! Possible dependencies:
    1c30844d2dfe ("mm: reclaim small amounts of memory when an external fragmentation event occurs")
    24512228b7a3 ("mm: do not boost watermarks to avoid fragmentation for the DISCONTIG memory model")
    426dcd4b600f ("hexagon: switch to NO_BOOTMEM")
    6471f52af786 ("alpha: switch to NO_BOOTMEM")
    6bb154504f8b ("mm, page_alloc: spread allocations across zones before introducing fragmentation")
    9705bea5f833 ("mm: convert zone->managed_pages to atomic variable")
    a921444382b4 ("mm: move zone watermark accesses behind an accessor")
    b4a991ec584b ("mm: remove CONFIG_NO_BOOTMEM")
    bc3ec75de545 ("dma-mapping: merge direct and noncoherent ops")
    bda49a81164a ("mm: remove nobootmem")
    c32e64e852f3 ("csky: Build infrastructure")
    e0a9317d9004 ("hexagon: use generic dma_noncoherent_ops")
    f406f222d4b2 ("hexagon: implement the sync_sg_for_device DMA operation")

v4.14.198: Failed to apply! Possible dependencies:
    1c30844d2dfe ("mm: reclaim small amounts of memory when an external fragmentation event occurs")
    1d47a3ec09b5 ("mm/cma: remove ALLOC_CMA")
    24512228b7a3 ("mm: do not boost watermarks to avoid fragmentation for the DISCONTIG memory model")
    3d2054ad8c2d ("ARM: CMA: avoid double mapping to the CMA area if CONFIG_HIGHMEM=y")
    453f85d43fa9 ("mm: remove __GFP_COLD")
    6bb154504f8b ("mm, page_alloc: spread allocations across zones before introducing fragmentation")
    85ccc8fa81af ("mm/page_alloc: make sure __rmqueue() etc are always inline")
    a921444382b4 ("mm: move zone watermark accesses behind an accessor")
    bad8c6c0b114 ("mm/cma: manage the memory of the CMA area by using the ZONE_MOVABLE")

v4.9.236: Failed to apply! Possible dependencies:
    14b468791fa9 ("mm: workingset: move shadow entry tracking to radix tree exceptional tracking")
    1c30844d2dfe ("mm: reclaim small amounts of memory when an external fragmentation event occurs")
    24512228b7a3 ("mm: do not boost watermarks to avoid fragmentation for the DISCONTIG memory model")
    2a2e48854d70 ("mm: vmscan: fix IO/refault regression in cache workingset transition")
    31176c781508 ("mm: memcontrol: clean up memory.events counting function")
    6bb154504f8b ("mm, page_alloc: spread allocations across zones before introducing fragmentation")
    8e675f7af507 ("mm/oom_kill: count global and memory cgroup oom kills")
    9d998b4f1e39 ("mm, vmscan: add active list aging tracepoint")
    a921444382b4 ("mm: move zone watermark accesses behind an accessor")
    cd04ae1e2dc8 ("mm, oom: do not rely on TIF_MEMDIE for memory reserves access")
    d6622f6365db ("mm/vmscan: more restrictive condition for retry in do_try_to_free_pages")
    dcec0b60a821 ("mm, vmscan: add mm_vmscan_inactive_list_is_low tracepoint")
    df0e53d0619e ("mm: memcontrol: re-use global VM event enum")
    f7942430e40f ("lib: radix-tree: native accounting of exceptional entries")

v4.4.236: Failed to apply! Possible dependencies:
    0b57d6ba0bd1 ("mm/mmap.c: remove redundant local variables for may_expand_vm()")
    1170532bb49f ("mm: convert printk(KERN_<LEVEL> to pr_<level>")
    5a6e75f8110c ("shmem: prepare huge= mount option and sysfs knob")
    756a025f0009 ("mm: coalesce split strings")
    84638335900f ("mm: rework virtual memory accounting")
    8cee852ec53f ("mm, procfs: breakdown RSS for anon, shmem and file in /proc/pid/status")
    b46e756f5e47 ("thp: extract khugepaged from mm/huge_memory.c")
    d07e22597d1d ("mm: mmap: add new /proc tunable for mmap_base ASLR")
    d977d56ce5b3 ("mm: warn about VmData over RLIMIT_DATA")
    d9fe4fab1197 ("x86/mm/pat: Add untrack_pfn_moved for mremap")
    eca56ff906bd ("mm, shmem: add internal shmem resident memory accounting")


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

How should we proceed with this patch?

-- 
Thanks
Sasha