diff options
Diffstat (limited to 'Documentation/admin-guide/ext4.rst')
| -rw-r--r-- | Documentation/admin-guide/ext4.rst | 22 |
1 files changed, 4 insertions, 18 deletions
diff --git a/Documentation/admin-guide/ext4.rst b/Documentation/admin-guide/ext4.rst index 4c559e08d11e..ac0c709ea9e7 100644 --- a/Documentation/admin-guide/ext4.rst +++ b/Documentation/admin-guide/ext4.rst @@ -212,16 +212,6 @@ When mounting an ext4 filesystem, the following option are accepted: that ext4's inode table readahead algorithm will pre-read into the buffer cache. The default value is 32 blocks. - nouser_xattr - Disables Extended User Attributes. See the attr(5) manual page for - more information about extended attributes. - - noacl - This option disables POSIX Access Control List support. If ACL support - is enabled in the kernel configuration (CONFIG_EXT4_FS_POSIX_ACL), ACL - is enabled by default on mount. See the acl(5) manual page for more - information about acl. - bsddf (*) Make 'df' act like BSD. @@ -248,11 +238,10 @@ When mounting an ext4 filesystem, the following option are accepted: configured using tune2fs) data_err=ignore(*) - Just print an error message if an error occurs in a file data buffer in - ordered mode. + Just print an error message if an error occurs in a file data buffer. + data_err=abort - Abort the journal if an error occurs in a file data buffer in ordered - mode. + Abort the journal if an error occurs in a file data buffer. grpid | bsdgroups New objects have the group ID of their parent. @@ -409,7 +398,7 @@ There are 3 different data modes: * writeback mode In data=writeback mode, ext4 does not journal data at all. This mode provides - a similar level of journaling as that of XFS, JFS, and ReiserFS in its default + a similar level of journaling as that of XFS and JFS in its default mode - metadata journaling. A crash+recovery can cause incorrect data to appear in files which were written shortly before the crash. This mode will typically provide the best ext4 performance. @@ -489,9 +478,6 @@ Files in /sys/fs/ext4/<devname>: multiple of this tuning parameter if the stripe size is not set in the ext4 superblock - mb_max_inode_prealloc - The maximum length of per-inode ext4_prealloc_space list. - mb_max_to_scan The maximum number of extents the multiblock allocator will search to find the best extent. |