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Date: Fri, 5 Apr 2024 13:11:40 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Barry Song <21cnbao@gmail.com>
Cc: david@redhat.com, linux-mm@kvack.org, ryan.roberts@arm.com,
 cerasuolodomenico@gmail.com, chrisl@kernel.org, kasong@tencent.com,
 peterx@redhat.com, surenb@google.com, v-songbaohua@oppo.com,
 willy@infradead.org, yosryahmed@google.com, yuzhao@google.com,
 linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 0/2] mm: add per-order mTHP alloc and swpout counters
Message-Id: <20240405131140.8881aae1af0d877dc70c8ea9@linux-foundation.org>
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On Fri,  5 Apr 2024 23:27:02 +1300 Barry Song <21cnbao@gmail.com> wrote:

> The patchset introduces a framework to facilitate mTHP counters, starting
> with the allocation and swap-out counters. Currently, only four new nodes
> are appended to the stats directory for each mTHP size.
> 
> /sys/kernel/mm/transparent_hugepage/hugepages-<size>/stats
> 	anon_alloc
> 	anon_alloc_fallback
> 	anon_swpout
> 	anon_swpout_fallback

Please let's get these documented? 
Documentation/admin-guide/mm/transhuge.rst seems to be the place, and
under Documentation/ABI.