From 0e5e81114de1c4ac32e36f057256653a04f27a33 Mon Sep 17 00:00:00 2001 From: Daeho Jeong Date: Thu, 2 Jul 2020 13:14:14 +0900 Subject: f2fs: add GC_URGENT_LOW mode in gc_urgent Added a new gc_urgent mode, GC_URGENT_LOW, in which mode F2FS will lower the bar of checking idle in order to process outstanding discard commands and GC a little bit aggressively. Signed-off-by: Daeho Jeong Reviewed-by: Chao Yu Signed-off-by: Jaegeuk Kim --- Documentation/ABI/testing/sysfs-fs-f2fs | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'Documentation/ABI/testing') diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs index 4bb93a06d8ab..7f730c4c8df2 100644 --- a/Documentation/ABI/testing/sysfs-fs-f2fs +++ b/Documentation/ABI/testing/sysfs-fs-f2fs @@ -229,7 +229,9 @@ Date: August 2017 Contact: "Jaegeuk Kim" Description: Do background GC agressively when set. When gc_urgent = 1, background thread starts to do GC by given gc_urgent_sleep_time - interval. It is set to 0 by default. + interval. When gc_urgent = 2, F2FS will lower the bar of + checking idle in order to process outstanding discard commands + and GC a little bit aggressively. It is set to 0 by default. What: /sys/fs/f2fs//gc_urgent_sleep_time Date: August 2017 -- cgit v1.2.3