sysfs-fs-f2fs - OpenGrok cross reference for /openbmc/linux/Documentation/ABI/testing/sysfs-fs-f2fs

4 Description:	Controls the maximum sleep time for gc_thread. Time
10 Description:	Controls the minimum sleep time for gc_thread. Time
16 Description:	Controls the default sleep time for gc_thread. Time
22 Description:	Controls the victim selection policy for garbage collection.
34 Description:	This parameter controls the number of prefree segments to be
44 Description:	Shows first block address of MAIN area.
49 Description:	Controls the in-place-update policy.
75 Description:	Controls the FS utilization condition for the in-place-update
81 Description:	Controls the dirty page count condition for the in-place-update
87 Description:	Controls the dirty page count condition for batched sequential
93 Description:	Controls the dirty page count condition for redefining hot data.
98 Description:	Controls the free section threshold to trigger SSR allocation.
104 Description:	Controls the issue rate of discard commands that consist of small
112 Description:	Controls the maximum ordered discard, the unit size is one block(4KB).
118 Description:	Controls the number of discards a thread will issue at a time.
125 Description:	Controls the interval the discard thread will wait between
132 Description:	Controls the interval the discard thread will wait between
139 Description:	Controls the interval the discard thread will wait when there are
145 Description:	Controls discard granularity of inner discard thread. Inner thread
154 Description:	Set timeout to issue discard commands during umount.
160 Description:	Shows the number of pending discard commands in the queue.
165 Description:	Controls the number of trials to find a victim segment
172 Description:	Controls migration granularity of garbage collection on large
180 Description:	Controls the directory level for large directory. If a
189 Description:	Controls the memory footprint used by free nids and cached
196 Description:	Controls the checkpoint timing, set to 60 seconds by default.
201 Description:	Controls the idle timing of system, if there is no FS operation
209 Description:	Controls the idle timing of discard thread given
217 Description:    Controls the idle timing for gc path. Set to 5 seconds by default.
222 Description:	Controls to enable/disable IO stat.
227 Description:	Controls the count of nid pages to be readaheaded.
234 Description:	Controls dirty nat entries ratio threshold, if current
241 Description:	Shows total written kbytes issued to disk.
246 Description:	<deprecated: should use /sys/fs/f2fs/<disk>/feature_list/>
256 Description:	Expand /sys/fs/f2fs/<disk>/features to meet sysfs rule.
267 Description:	Shows all enabled kernel features.
278 Description:	Controls the injection rate of arbitrary faults.
283 Description:	Controls the injection type of arbitrary faults.
288 Description:	Shows the number of dirty segments.
293 Description:	Controls target reserved blocks in system, the threshold
300 Description:	Shows current reserved blocks in system, it may be temporarily
308 Description:	Do background GC aggressively when set. Set to 0 by default.
322 Description:	Controls sleep time of GC urgent mode. Set to 500ms by default.
327 Description:	Controls readahead inode block in readdir. Enabled by default.
332 Description:	This indicates how many GC can be failed for the pinned
339 Description:	Used to control configure extension list:
349 Description:	If checkpoint=disable, it displays the number of blocks that
357 Description:	Displays name and version of the encoding set for the filesystem.
363 Description:	Number of free segments in disk.
368 Description:	Number of checkpoint operations performed on demand. Available when
374 Description:	Number of checkpoint operations performed in the background to
380 Description:	Number of garbage collection operations performed on demand.
386 Description:	Number of garbage collection operations triggered in background.
392 Description:	Number of blocks moved by garbage collection in foreground.
398 Description:	Number of blocks moved by garbage collection in background.
404 Description:	Average number of valid blocks.
410 Description:	Show the mounted time in secs of this partition.
415 Description:	Give a way to attach REQ_META|FUA to data writes
429 Description:	Give a way to attach REQ_META|FUA to node writes
443 Description:	Give a way to change iostat_period time. 3secs by default.
448 Description:	This gives a control to limit the bio size in f2fs.
456 Description:	Show status of f2fs superblock in real time.
480 Description:	Show status of f2fs checkpoint in real time.
504 Description:	Give a way to change checkpoint merge daemon's io priority.
513 Description:	Shows the number of overprovision segments.
518 Description:	Show the block count written after compression since mount. Note
526 Description:	Show the saved block count with compression since mount. Note
534 Description:	Show the count of inode newly enabled for compression since mount.
542 Description:	When ATGC is on, it controls candidate ratio in order to limit total
549 Description:	When ATGC is on, it controls candidate count in order to limit total
556 Description:	When ATGC is on, it controls age weight to balance weight proportion
563 Description:	When ATGC is on, it controls age threshold to bypass GCing young
570 Description:	Show how many segments have been reclaimed by GC during a specific
578 Description:	You can control for which gc mode the "gc_reclaimed_segments" node shows.
584 Description:	You can	control the multiplier value of	bdi device readahead window size
590 Description:	With "mode=fragment:block" mount options, we can scatter block allocation.
598 Description:	With "mode=fragment:block" mount options, we can scatter block allocation.
606 Description:	You can set the trial count limit for GC urgent and idle mode with this value.
613 Description:	Controls max # of node block writes to be used for roll forward
619 Description:	Shows the number of unusable blocks in a section which was defined by
625 Description:	Show the total current atomic write block count, which is not committed yet.
631 Description:	Show the peak value of total current atomic write block count after boot.
637 Description:	Show the accumulated total committed atomic write block count after boot.
643 Description:	Show the accumulated total revoked atomic write block count after boot.
649 Description:	Show the current gc_mode as a string.
655 Description:	When space utilization exceeds this, do background DISCARD aggressively.
663 Description:	When DATA SEPARATION is on, it controls the age threshold to indicate
670 Description:	When DATA SEPARATION is on, it controls the age threshold to indicate
678 Description:	Enable fault injection in all supported types with
685 Description:	Support configuring fault injection type, should be
716 Description:	Controls background discard granularity of inner discard thread
725 Description:	When DATA SEPARATION is on, it controls the weight of last data block age.
730 Description:	When compress cache is on, it controls free memory watermark
738 Description:	When compress cache is on, it controls cached page