summaryrefslogtreecommitdiffstats
path: root/Documentation/filesystems/f2fs.rst
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/filesystems/f2fs.rst')
-rw-r--r--Documentation/filesystems/f2fs.rst6
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/filesystems/f2fs.rst b/Documentation/filesystems/f2fs.rst
index a11d329542f9..ec8d99703ecb 100644
--- a/Documentation/filesystems/f2fs.rst
+++ b/Documentation/filesystems/f2fs.rst
@@ -258,6 +258,8 @@ compress_extension=%s Support adding specified extension, so that f2fs can enab
on compression extension list and enable compression on
these file by default rather than to enable it via ioctl.
For other files, we can still enable compression via ioctl.
+ Note that, there is one reserved special extension '*', it
+ can be set to enable compression for all files.
inlinecrypt When possible, encrypt/decrypt the contents of encrypted
files using the blk-crypto framework rather than
filesystem-layer encryption. This allows the use of
@@ -743,8 +745,8 @@ Compression implementation
- In order to eliminate write amplification during overwrite, F2FS only
support compression on write-once file, data can be compressed only when
- all logical blocks in file are valid and cluster compress ratio is lower
- than specified threshold.
+ all logical blocks in cluster contain valid data and compress ratio of
+ cluster data is lower than specified threshold.
- To enable compression on regular inode, there are three ways: