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Commit 3bac380c authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: update documents and a MAINTAINERS entry 



This patch adds missing some description of sysfs entries in
 - Documentation/ABI/testing/sysfs-fs-f2fs
 - Documentation/filesystems/f2fs.txt.

And it adds a maintained document entry of F2FS in MAINTAINERS.

Signed-off-by: default avatarJaegeuk Kim <jaegeuk.kim@samsung.com>
parent b1c57c1c

Documentation/ABI/testing/sysfs-fs-f2fs

+31 −0
Original line number Diff line number Diff line
@@ -24,3 +24,34 @@ Date: July 2013 
Contact:	"Namjae Jeon" <namjae.jeon@samsung.com>

Description:

		 Controls the victim selection policy for garbage collection.



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

Date:		October 2013

Contact:	"Jaegeuk Kim" <jaegeuk.kim@samsung.com>

Description:

		 Controls the issue rate of segment discard commands.



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

Date:		November 2013

Contact:	"Jaegeuk Kim" <jaegeuk.kim@samsung.com>

Description:

		 Controls the in-place-update policy.



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

Date:		November 2013

Contact:	"Jaegeuk Kim" <jaegeuk.kim@samsung.com>

Description:

		 Controls the FS utilization condition for the in-place-update

		 policies.



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

Date:		November 2013

Contact:	"Jaegeuk Kim" <jaegeuk.kim@samsung.com>

Description:

		 Controls the issue rate of small discard commands.



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

Date:		January 2014

Contact:	"Jaegeuk Kim" <jaegeuk.kim@samsung.com>

Description:

		 Controls the number of trials to find a victim segment.

Documentation/filesystems/f2fs.txt

+5 −0
Original line number Diff line number Diff line
@@ -190,6 +190,11 @@ Files in /sys/fs/f2fs/<devname> 
                              of the filesystem utilization, and used by

                              F2FS_IPU_UTIL and F2FS_IPU_SSR_UTIL policies.



 max_victim_search	      This parameter controls the number of trials to

			      find a victim segment when conducting SSR and

			      cleaning operations. The default value is 4096

			      which covers 8GB block address range.



================================================================================

USAGE

================================================================================

MAINTAINERS

+1 −0
Original line number Diff line number Diff line
@@ -3629,6 +3629,7 @@ W: http://en.wikipedia.org/wiki/F2FS 
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git

S:	Maintained

F:	Documentation/filesystems/f2fs.txt

F:	Documentation/ABI/testing/sysfs-fs-f2fs

F:	fs/f2fs/

F:	include/linux/f2fs_fs.h