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authorJaegeuk Kim <jaegeuk@kernel.org>2015-10-05 14:49:57 -0700
committerJaegeuk Kim <jaegeuk@kernel.org>2015-10-09 16:20:57 -0700
commit60b99b486b568c13cbb7caa83cf8a12af7665f1e (patch)
treec766ac4adddb9e115455ae29d141d5b94a7a677d /Documentation/ABI
parentf2fs: add a tracepoint for background gc (diff)
downloadlinux-dev-60b99b486b568c13cbb7caa83cf8a12af7665f1e.tar.xz
linux-dev-60b99b486b568c13cbb7caa83cf8a12af7665f1e.zip
f2fs: introduce a periodic checkpoint flow
This patch introduces a periodic checkpoint feature. Note that, this is not enforcing to conduct checkpoints very strictly in terms of trigger timing, instead just hope to help user experiences. The default value is 60 seconds. Reviewed-by: Chao Yu <chao2.yu@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/sysfs-fs-f2fs6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs
index 2c4cc42006e8..e066281dfd4e 100644
--- a/Documentation/ABI/testing/sysfs-fs-f2fs
+++ b/Documentation/ABI/testing/sysfs-fs-f2fs
@@ -80,3 +80,9 @@ Date: February 2015
Contact: "Jaegeuk Kim" <jaegeuk@kernel.org>
Description:
Controls the trimming rate in batch mode.
+
+What: /sys/fs/f2fs/<disk>/cp_interval
+Date: October 2015
+Contact: "Jaegeuk Kim" <jaegeuk@kernel.org>
+Description:
+ Controls the checkpoint timing.