diff options
Diffstat (limited to 'Documentation/filesystems/f2fs.txt')
| -rw-r--r-- | Documentation/filesystems/f2fs.txt | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/Documentation/filesystems/f2fs.txt b/Documentation/filesystems/f2fs.txt index e1c9f0849da6..753dd4f96afe 100644 --- a/Documentation/filesystems/f2fs.txt +++ b/Documentation/filesystems/f2fs.txt @@ -109,7 +109,9 @@ background_gc=%s Turn on/off cleaning operations, namely garbage disable_roll_forward Disable the roll-forward recovery routine norecovery Disable the roll-forward recovery routine, mounted read- only (i.e., -o ro,disable_roll_forward) -discard Issue discard/TRIM commands when a segment is cleaned. +discard/nodiscard Enable/disable real-time discard in f2fs, if discard is + enabled, f2fs will issue discard/TRIM commands when a + segment is cleaned. no_heap Disable heap-style segment allocation which finds free segments for data from the beginning of main area, while for node from the end of main area. @@ -129,6 +131,7 @@ inline_dentry Enable the inline dir feature: data in new created directory entries can be written into inode block. The space of inode block which is used to store inline dentries is limited to ~3.4k. +noinline_dentry Diable the inline dentry feature. flush_merge Merge concurrent cache_flush commands as much as possible to eliminate redundant command issues. If the underlying device handles the cache_flush command relatively slowly, @@ -151,6 +154,9 @@ noinline_data Disable the inline data feature, inline data feature is enabled by default. data_flush Enable data flushing before checkpoint in order to persist data of regular and symlink. +mode=%s Control block allocation mode which supports "adaptive" + and "lfs". In "lfs" mode, there should be no random + writes towards main area. ================================================================================ DEBUGFS ENTRIES |