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Docs/ABI/damon: document addr_unit file

Document addr_unit DAMON sysfs file on DAMON ABI document.

Link: https://lkml.kernel.org/r/20250828171242.59810-11-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Quanmin Yan <yanquanmin1@huawei.com>
Reviewed-by: SeongJae Park <sj@kernel.org>
Cc: David Hildenbrand <david@redhat.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Liam Howlett <liam.howlett@oracle.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: ze zuo <zuoze1@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

authored by

SeongJae Park and committed by
Andrew Morton 56cd1940 e0c72545

+7
+7
Documentation/ABI/testing/sysfs-kernel-mm-damon
··· 77 77 Note that only the operations sets that listed in 78 78 'avail_operations' file are valid inputs. 79 79 80 + What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/addr_unit 81 + Date: Aug 2025 82 + Contact: SeongJae Park <sj@kernel.org> 83 + Description: Writing an integer to this file sets the 'address unit' 84 + parameter of the given operations set of the context. Reading 85 + the file returns the last-written 'address unit' value. 86 + 80 87 What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/monitoring_attrs/intervals/sample_us 81 88 Date: Mar 2022 82 89 Contact: SeongJae Park <sj@kernel.org>