* [PATCH v2] average: Clarify the restrictions
@ 2022-06-01 7:19 Jui-Tse Huang
2022-06-01 15:58 ` Randy Dunlap
0 siblings, 1 reply; 2+ messages in thread
From: Jui-Tse Huang @ 2022-06-01 7:19 UTC (permalink / raw)
To: linux-kernel
Cc: Jui-Tse Huang, Mark Rutland, Johannes Berg, Bruno Randolf,
Ching-Chun Huang
There is several restrictions in the EWMA helper macro that the
developers should take care of, but the comment does not mentioned yet,
thus, this patch clarify the restrictions.
Signed-off-by: Jui-Tse Huang <juitse.huang@gmail.com>
---
Notes:
v2: fix spelling and wording (Bruno Randolf)
include/linux/average.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/include/linux/average.h b/include/linux/average.h
index a1a8f09631ce..ff0953ba2820 100644
--- a/include/linux/average.h
+++ b/include/linux/average.h
@@ -13,6 +13,9 @@
* precision and fall-off coefficient determined at compile-time
* and built into the generated helper funtions.
*
+ * This implementation supports up to 30 bits of precition, and only
+ * the API for fetching non-fractional part is provided for now.
+ *
* The first argument to the macro is the name that will be used
* for the struct and helper functions.
*
--
2.34.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v2] average: Clarify the restrictions
2022-06-01 7:19 [PATCH v2] average: Clarify the restrictions Jui-Tse Huang
@ 2022-06-01 15:58 ` Randy Dunlap
0 siblings, 0 replies; 2+ messages in thread
From: Randy Dunlap @ 2022-06-01 15:58 UTC (permalink / raw)
To: Jui-Tse Huang, linux-kernel
Cc: Mark Rutland, Johannes Berg, Bruno Randolf, Ching-Chun Huang
On 6/1/22 00:19, Jui-Tse Huang wrote:
> There is several restrictions in the EWMA helper macro that the
> developers should take care of, but the comment does not mentioned yet,
> thus, this patch clarify the restrictions.
>
> Signed-off-by: Jui-Tse Huang <juitse.huang@gmail.com>
> ---
>
> Notes:
> v2: fix spelling and wording (Bruno Randolf)
>
> include/linux/average.h | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/include/linux/average.h b/include/linux/average.h
> index a1a8f09631ce..ff0953ba2820 100644
> --- a/include/linux/average.h
> +++ b/include/linux/average.h
> @@ -13,6 +13,9 @@
> * precision and fall-off coefficient determined at compile-time
> * and built into the generated helper funtions.
functions.
> *
> + * This implementation supports up to 30 bits of precition, and only
precision,
> + * the API for fetching non-fractional part is provided for now.
> + *
> * The first argument to the macro is the name that will be used
> * for the struct and helper functions.
> *
--
~Randy
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2022-06-01 15:58 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-06-01 7:19 [PATCH v2] average: Clarify the restrictions Jui-Tse Huang
2022-06-01 15:58 ` Randy Dunlap
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).