2022-11-18 18:52:27

by 李扬韬

Subject: [PATCH] f2fs: fix description about discard_granularity node

Let's fix the inconsistency in the text description.
Default discard granularity is 16. For small devices,
default value is 1.

Signed-off-by: Yangtao Li <[email protected]>
---
Documentation/ABI/testing/sysfs-fs-f2fs | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs
index 24e7cb77f265..32404781e76f 100644
--- a/Documentation/ABI/testing/sysfs-fs-f2fs
+++ b/Documentation/ABI/testing/sysfs-fs-f2fs
@@ -138,7 +138,8 @@ Contact: "Chao Yu" <[email protected]>
Description: Controls discard granularity of inner discard thread. Inner thread
will not issue discards with size that is smaller than granularity.
The unit size is one block(4KB), now only support configuring
- in range of [1, 512]. Default value is 4(=16KB).
+ in range of [1, 512]. Default value is 16.
+ For small devices, default value is 1.

What: /sys/fs/f2fs/<disk>/umount_discard_timeout
Date: January 2019
--
2.25.1

2022-11-23 15:44:51

by Chao Yu

Subject: Re: [PATCH] f2fs: fix description about discard_granularity node

On 2022/11/19 1:40, Yangtao Li wrote:
> Let's fix the inconsistency in the text description.
> Default discard granularity is 16. For small devices,
> default value is 1.
>
> Signed-off-by: Yangtao Li <[email protected]>

Reviewed-by: Chao Yu <[email protected]>

Thanks,