* [PATCH] mm: correct comment for fullness group computation in zsmalloc.c
@ 2014-09-14 7:57 Wang Sheng-Hui
2014-09-15 6:51 ` Minchan Kim
0 siblings, 1 reply; 2+ messages in thread
From: Wang Sheng-Hui @ 2014-09-14 7:57 UTC (permalink / raw)
To: minchan, ngupta; +Cc: linux-mm, Wang Sheng-Hui
The letter 'f' in "n <= N/f" stands for fullness_threshold_frac, not
1/fullness_threshold_frac.
Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
---
mm/zsmalloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 94f38fa..287a8dc 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -175,7 +175,7 @@ enum fullness_group {
* n <= N / f, where
* n = number of allocated objects
* N = total number of objects zspage can store
- * f = 1/fullness_threshold_frac
+ * f = fullness_threshold_frac
*
* Similarly, we assign zspage to:
* ZS_ALMOST_FULL when n > N / f
--
1.8.3.2
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^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH] mm: correct comment for fullness group computation in zsmalloc.c
2014-09-14 7:57 [PATCH] mm: correct comment for fullness group computation in zsmalloc.c Wang Sheng-Hui
@ 2014-09-15 6:51 ` Minchan Kim
0 siblings, 0 replies; 2+ messages in thread
From: Minchan Kim @ 2014-09-15 6:51 UTC (permalink / raw)
To: Wang Sheng-Hui; +Cc: ngupta, linux-mm, Andrew Morton
On Sun, Sep 14, 2014 at 03:57:47PM +0800, Wang Sheng-Hui wrote:
> The letter 'f' in "n <= N/f" stands for fullness_threshold_frac, not
> 1/fullness_threshold_frac.
>
> Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
Acked-by: Minchan Kim <minchan@kernel.org>
Thanks.
> ---
> mm/zsmalloc.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
> index 94f38fa..287a8dc 100644
> --- a/mm/zsmalloc.c
> +++ b/mm/zsmalloc.c
> @@ -175,7 +175,7 @@ enum fullness_group {
> * n <= N / f, where
> * n = number of allocated objects
> * N = total number of objects zspage can store
> - * f = 1/fullness_threshold_frac
> + * f = fullness_threshold_frac
> *
> * Similarly, we assign zspage to:
> * ZS_ALMOST_FULL when n > N / f
> --
> 1.8.3.2
>
> --
> To unsubscribe, send a message with 'unsubscribe linux-mm' in
> the body to majordomo@kvack.org. For more info on Linux MM,
> see: http://www.linux-mm.org/ .
> Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
--
Kind regards,
Minchan Kim
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