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| author | Sakurai Shun <ssh1326@icloud.com> | 2026-05-19 18:21:00 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-05-28 21:31:20 -0700 |
| commit | 19daf5201f6f6c1d8ec94c96f23a532669685764 (patch) | |
| tree | 43e4f18d95ce4924bc121fe7771ddbe157e33651 /Documentation | |
| parent | b2910e7e39c798af3dfa5f2effac162601e92dcf (diff) | |
| download | linux-next-history-19daf5201f6f6c1d8ec94c96f23a532669685764.tar.gz | |
Docs/mm/damon/design: fix three typos
L140: "unsinged" -> "unsigned"
L371: "sampleing" -> "sampling"
L387: "multipled" -> "multiplied"
Link: https://lore.kernel.org/20260520012104.93602-3-sj@kernel.org
Signed-off-by: Sakurai Shun <ssh1326@icloud.com>
Signed-off-by: SeongJae Park <sj@kernel.org>
Reviewed-by: Lorenzo Stoakes <ljs@kernel.org>
Acked-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Reviewed-by: SeongJae Park <sj@kernel.org>
Cc: David Hildenbrand <david@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Liam R. Howlett <liam@infradead.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: niecheng <niecheng1@uniontech.com>
Cc: Shuah Khan <skhan@linuxfoundation.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@kernel.org>
Cc: Zenghui Yu <zenghui.yu@linux.dev>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/mm/damon/design.rst | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst index a24f9f00d1837..2da7ca0d3d17a 100644 --- a/Documentation/mm/damon/design.rst +++ b/Documentation/mm/damon/design.rst @@ -147,7 +147,7 @@ as Idle page tracking does. Address Unit ------------ -DAMON core layer uses ``unsinged long`` type for monitoring target address +DAMON core layer uses ``unsigned long`` type for monitoring target address ranges. In some cases, the address space for a given operations set could be too large to be handled with the type. ARM (32-bit) with large physical address extension is an example. For such cases, a per-operations set @@ -417,7 +417,7 @@ with theoretical maximum ``nr_accesses``, which can be calculated as ``aggregation interval / sampling interval``. The mechanism calculates the ratio of access events for ``aggrs`` aggregations, -and increases or decrease the ``sampleing interval`` and ``aggregation +and increases or decrease the ``sampling interval`` and ``aggregation interval`` in same ratio, if the observed access ratio is lower or higher than the target, respectively. The ratio of the intervals change is decided in proportion to the distance between current samples ratio and the target ratio. @@ -433,7 +433,7 @@ The tuning is turned off by default, and need to be set explicitly by the user. As a rule of thumbs and the Parreto principle, 4% access samples ratio target is recommended. Note that Parreto principle (80/20 rule) has applied twice. That is, assumes 4% (20% of 20%) DAMON-observed access events ratio (source) -to capture 64% (80% multipled by 80%) real access events (outcomes). +to capture 64% (80% multiplied by 80%) real access events (outcomes). To know how user-space can use this feature via :ref:`DAMON sysfs interface <sysfs_interface>`, refer to :ref:`intervals_goal |