diff options
Diffstat (limited to 'Documentation/filesystems/f2fs.txt')
| -rw-r--r-- | Documentation/filesystems/f2fs.txt | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/Documentation/filesystems/f2fs.txt b/Documentation/filesystems/f2fs.txt index b102b436563e..e1c9f0849da6 100644 --- a/Documentation/filesystems/f2fs.txt +++ b/Documentation/filesystems/f2fs.txt @@ -102,7 +102,7 @@ background_gc=%s Turn on/off cleaning operations, namely garbage collection, triggered in background when I/O subsystem is idle. If background_gc=on, it will turn on the garbage collection and if background_gc=off, garbage collection - will be truned off. If background_gc=sync, it will turn + will be turned off. If background_gc=sync, it will turn on synchronous garbage collection running in background. Default value for this option is on. So garbage collection is on by default. @@ -145,10 +145,12 @@ extent_cache Enable an extent cache based on rb-tree, it can cache as many as extent which map between contiguous logical address and physical address per inode, resulting in increasing the cache hit ratio. Set by default. -noextent_cache Diable an extent cache based on rb-tree explicitly, see +noextent_cache Disable an extent cache based on rb-tree explicitly, see the above extent_cache mount option. 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. ================================================================================ DEBUGFS ENTRIES @@ -192,7 +194,7 @@ Files in /sys/fs/f2fs/<devname> policy for garbage collection. Setting gc_idle = 0 (default) will disable this option. Setting gc_idle = 1 will select the Cost Benefit approach - & setting gc_idle = 2 will select the greedy aproach. + & setting gc_idle = 2 will select the greedy approach. reclaim_segments This parameter controls the number of prefree segments to be reclaimed. If the number of prefree @@ -298,7 +300,7 @@ The dump.f2fs shows the information of specific inode and dumps SSA and SIT to file. Each file is dump_ssa and dump_sit. The dump.f2fs is used to debug on-disk data structures of the f2fs filesystem. -It shows on-disk inode information reconized by a given inode number, and is +It shows on-disk inode information recognized by a given inode number, and is able to dump all the SSA and SIT entries into predefined files, ./dump_ssa and ./dump_sit respectively. |