Implement the ability to enable or disable the ACLs feature throughAlso add acl description?
mount options. "-o acl" option means enable and "-o noacl" means disable
and it is enable by default.
Signed-off-by: Li Zetao <lizetao1@xxxxxxxxxx>
---
v1 -> v2:
* Remove redundant assignments to mount.acl.
* Added the description of acl mount options in ubifs.rst.
v1: https://lore.kernel.org/all/20240319161646.2153867-5-lizetao1@xxxxxxxxxx/
Documentation/filesystems/ubifs.rst | 4 +++
fs/ubifs/super.c | 41 +++++++++++++++++++++++++++++
fs/ubifs/ubifs.h | 2 ++
3 files changed, 47 insertions(+)
diff --git a/Documentation/filesystems/ubifs.rst b/Documentation/filesystems/ubifs.rst
index ced2f7679ddb..f9615104d7a3 100644
--- a/Documentation/filesystems/ubifs.rst
+++ b/Documentation/filesystems/ubifs.rst
@@ -105,6 +105,10 @@ auth_key= specify the key used for authenticating the filesystem.
auth_hash_name= The hash algorithm used for authentication. Used for
both hashing and for creating HMACs. Typical values
include "sha256" or "sha512"
+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.