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linux-yocto/Documentation/ABI/testing/sysfs-kernel-mm-transparent-hugepage
Barry Song 42248b9d34 mm: add docs for per-order mTHP counters and transhuge_page ABI 
This patch includes documentation for mTHP counters and an ABI file for
sys-kernel-mm-transparent-hugepage, which appears to have been missing for
some time.

[v-songbaohua@oppo.com: fix the name and unexpected indentation]
  Link: https://lkml.kernel.org/r/20240415054538.17071-1-21cnbao@gmail.com
Link: https://lkml.kernel.org/r/20240412114858.407208-4-21cnbao@gmail.com
Signed-off-by: Barry Song <v-songbaohua@oppo.com>
Reviewed-by: Ryan Roberts <ryan.roberts@arm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Chris Li <chrisl@kernel.org>
Cc: Domenico Cerasuolo <cerasuolodomenico@gmail.com>
Cc: Kairui Song <kasong@tencent.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Peter Xu <peterx@redhat.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Yosry Ahmed <yosryahmed@google.com>
Cc: Yu Zhao <yuzhao@google.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2024-05-05 17:53:36 -07:00

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What: /sys/kernel/mm/transparent_hugepage/ Date: April 2024 Contact: Linux memory management mailing list linux-mm@kvack.org Description: /sys/kernel/mm/transparent_hugepage/ contains a number of files and subdirectories,

		- defrag
		- enabled
		- hpage_pmd_size
		- khugepaged
		- shmem_enabled
		- use_zero_page
		- subdirectories of the form hugepages-<size>kB, where <size>
		  is the page size of the hugepages supported by the kernel/CPU
		  combination.

	See Documentation/admin-guide/mm/transhuge.rst for details.