2022-11-04 13:39:53

by David Heidelberg

Subject: [PATCH] Docs/admin-guide/mm/zswap: remove a paragraph about zswap being a new feature

Nine years have passed since Linux 3.11.

Signed-off-by: David Heidelberg <[email protected]>
---
Documentation/admin-guide/mm/zswap.rst | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/Documentation/admin-guide/mm/zswap.rst b/Documentation/admin-guide/mm/zswap.rst
index 6e6f7b0d6562..f67de481c7f6 100644
--- a/Documentation/admin-guide/mm/zswap.rst
+++ b/Documentation/admin-guide/mm/zswap.rst
@@ -14,13 +14,7 @@ for potentially reduced swap I/O. This trade-off can also result in a
significant performance improvement if reads from the compressed cache are
faster than reads from a swap device.

-.. note::
- Zswap is a new feature as of v3.11 and interacts heavily with memory
- reclaim. This interaction has not been fully explored on the large set of
- potential configurations and workloads that exist. For this reason, zswap
- is a work in progress and should be considered experimental.
-
- Some potential benefits:
+Some potential benefits:

* Desktop/laptop users with limited RAM capacities can mitigate the
performance impact of swapping.
--
2.35.1

2022-11-09 21:30:05

by Jonathan Corbet

Subject: Re: [PATCH] Docs/admin-guide/mm/zswap: remove a paragraph about zswap being a new feature

David Heidelberg <[email protected]> writes:

> Nine years have passed since Linux 3.11.
>
> Signed-off-by: David Heidelberg <[email protected]>
> ---
> Documentation/admin-guide/mm/zswap.rst | 8 +-------
> 1 file changed, 1 insertion(+), 7 deletions(-)
>
> diff --git a/Documentation/admin-guide/mm/zswap.rst b/Documentation/admin-guide/mm/zswap.rst
> index 6e6f7b0d6562..f67de481c7f6 100644
> --- a/Documentation/admin-guide/mm/zswap.rst
> +++ b/Documentation/admin-guide/mm/zswap.rst
> @@ -14,13 +14,7 @@ for potentially reduced swap I/O. This trade-off can also result in a
> significant performance improvement if reads from the compressed cache are
> faster than reads from a swap device.
>
> -.. note::
> - Zswap is a new feature as of v3.11 and interacts heavily with memory
> - reclaim. This interaction has not been fully explored on the large set of
> - potential configurations and workloads that exist. For this reason, zswap
> - is a work in progress and should be considered experimental.
> -
> - Some potential benefits:
> +Some potential benefits:
>

Applied, thanks.

jon