diff options
Diffstat (limited to 'Documentation/ABI/testing/sysfs-fs-f2fs')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-fs-f2fs | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs index a809f6005f14..11b7f4ebea7c 100644 --- a/Documentation/ABI/testing/sysfs-fs-f2fs +++ b/Documentation/ABI/testing/sysfs-fs-f2fs @@ -57,6 +57,15 @@ Contact: "Jaegeuk Kim" <jaegeuk.kim@samsung.com> Description: Controls the issue rate of small discard commands. +What: /sys/fs/f2fs/<disk>/discard_granularity +Date: July 2017 +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, now only support configuring in range + of [1, 512]. + What: /sys/fs/f2fs/<disk>/max_victim_search Date: January 2014 Contact: "Jaegeuk Kim" <jaegeuk.kim@samsung.com> @@ -75,7 +84,7 @@ Contact: "Jaegeuk Kim" <jaegeuk.kim@samsung.com> Description: Controls the memory footprint used by f2fs. -What: /sys/fs/f2fs/<disk>/trim_sections +What: /sys/fs/f2fs/<disk>/batched_trim_sections Date: February 2015 Contact: "Jaegeuk Kim" <jaegeuk@kernel.org> Description: @@ -112,3 +121,33 @@ Date: January 2016 Contact: "Shuoran Liu" <liushuoran@huawei.com> Description: Shows total written kbytes issued to disk. + +What: /sys/fs/f2fs/<disk>/inject_rate +Date: May 2016 +Contact: "Sheng Yong" <shengyong1@huawei.com> +Description: + Controls the injection rate. + +What: /sys/fs/f2fs/<disk>/inject_type +Date: May 2016 +Contact: "Sheng Yong" <shengyong1@huawei.com> +Description: + Controls the injection type. + +What: /sys/fs/f2fs/<disk>/reserved_blocks +Date: June 2017 +Contact: "Chao Yu" <yuchao0@huawei.com> +Description: + Controls current reserved blocks in system. + +What: /sys/fs/f2fs/<disk>/gc_urgent +Date: August 2017 +Contact: "Jaegeuk Kim" <jaegeuk@kernel.org> +Description: + Do background GC agressively + +What: /sys/fs/f2fs/<disk>/gc_urgent_sleep_time +Date: August 2017 +Contact: "Jaegeuk Kim" <jaegeuk@kernel.org> +Description: + Controls sleep time of GC urgent mode |