linux-kernel - Re: [PATCH 1/2] f2fs: doc: fix description of max_small

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Message-ID: <90ccff97-5c2e-3dd0-8f96-05c6f3402334@kernel.org>
Date:   Thu, 17 Aug 2023 23:21:02 +0800
From:   Chao Yu <chao@...nel.org>
To:     jaegeuk@...nel.org
Cc:     linux-f2fs-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] f2fs: doc: fix description of max_small_discards

Ping,

On 2023/7/30 22:25, Chao Yu wrote:
> The description of max_small_discards is out-of-update in below two
> aspects, fix it.
> - it is disabled by default
> - small discards will be issued during checkpoint
> 
> Signed-off-by: Chao Yu <chao@...nel.org>
> ---
>   Documentation/ABI/testing/sysfs-fs-f2fs | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs
> index ad3d76d37c8b..36c3cb547901 100644
> --- a/Documentation/ABI/testing/sysfs-fs-f2fs
> +++ b/Documentation/ABI/testing/sysfs-fs-f2fs
> @@ -102,9 +102,9 @@ What:		/sys/fs/f2fs/<disk>/max_small_discards
>   Date:		November 2013
>   Contact:	"Jaegeuk Kim" <jaegeuk.kim@...sung.com>
>   Description:	Controls the issue rate of discard commands that consist of small
> -		blocks less than 2MB. The candidates to be discarded are cached until
> -		checkpoint is triggered, and issued during the checkpoint.
> -		By default, it is disabled with 0.
> +		blocks less than 2MB. The candidates to be discarded are cached during
> +		checkpoint, and issued by issue_discard thread after checkpoint.
> +		It is enabled by default.
>   
>   What:		/sys/fs/f2fs/<disk>/max_ordered_discard
>   Date:		October 2022