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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 <frank.li@vivo.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Yangtao Li 2022-11-19 01:40:28 +08:00 committed by Jaegeuk Kim
parent b16bcaaf7a
commit fc031877b8
1 changed files with 2 additions and 1 deletions
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Documentation/ABI/testing/sysfs-fs-f2fs
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@ -138,7 +138,8 @@ Contact: "Chao Yu" <yuchao0@huawei.com>
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