OrangePi_CM5/include
Kirill A. Shutemov 71a2c112a0 khugepaged: introduce 'max_ptes_shared' tunable
'max_ptes_shared' specifies how many pages can be shared across multiple
processes.  Exceeding the number would block the collapse::

	/sys/kernel/mm/transparent_hugepage/khugepaged/max_ptes_shared

A higher value may increase memory footprint for some workloads.

By default, at least half of pages has to be not shared.

[colin.king@canonical.com: fix several spelling mistakes]
  Link: http://lkml.kernel.org/r/20200420084241.65433-1-colin.king@canonical.com
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Tested-by: Zi Yan <ziy@nvidia.com>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Acked-by: Yang Shi <yang.shi@linux.alibaba.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Ralph Campbell <rcampbell@nvidia.com>
Link: http://lkml.kernel.org/r/20200416160026.16538-9-kirill.shutemov@linux.intel.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-06-03 20:09:46 -07:00
..
acpi Merge branches 'acpi-apei', 'acpi-pmic', 'acpi-video' and 'acpi-dptf' 2020-06-01 17:19:43 +02:00
asm-generic Merge branch 'akpm' (patches from Andrew) 2020-06-02 12:21:36 -07:00
clocksource
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crypto
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drm drm pull for 5.8-rc1 2020-06-02 15:04:15 -07:00
dt-bindings
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keys
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kunit
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kvm
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linux mm: make deferred init's max threads arch-specific 2020-06-03 20:09:45 -07:00
math-emu
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media
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misc
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net Merge branch 'uaccess.csum' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2020-06-01 16:03:37 -07:00
pcmcia
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ras
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rdma RDMA/core: Fix double destruction of uobject 2020-05-27 14:22:57 -03:00
scsi
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soc
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sound
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target
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trace khugepaged: introduce 'max_ptes_shared' tunable 2020-06-03 20:09:46 -07:00
uapi for-5.8-tag 2020-06-02 19:59:25 -07:00
vdso
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video
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xen
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