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Commit 2b88f2ba authored by Yangtao Li's avatar Yangtao Li Committed by Jaegeuk Kim
Browse files

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: default avatarYangtao Li <frank.li@vivo.com>
Reviewed-by: default avatarChao Yu <chao@kernel.org>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent bdf16ef1

Documentation/ABI/testing/sysfs-fs-f2fs

+2 −1
Original line number Original line Diff line number Diff line
@@ -135,7 +135,8 @@ Contact: "Chao Yu" <yuchao0@huawei.com> 
Description:	Controls discard granularity of inner discard thread. Inner thread

Description:	Controls discard granularity of inner discard thread. Inner thread

		will not issue discards with size that is smaller than granularity.

		will not issue discards with size that is smaller than granularity.

		The unit size is one block(4KB), now only support configuring

		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

What:		/sys/fs/f2fs/<disk>/umount_discard_timeout

Date:		January 2019

Date:		January 2019