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-rw-r--r--Documentation/filesystems/btrfs.txt3
-rw-r--r--fs/btrfs/super.c6
2 files changed, 7 insertions, 2 deletions
diff --git a/Documentation/filesystems/btrfs.txt b/Documentation/filesystems/btrfs.txt
index 303b49c..79c08f3 100644
--- a/Documentation/filesystems/btrfs.txt
+++ b/Documentation/filesystems/btrfs.txt
@@ -141,8 +141,9 @@ Options with (*) are default options and will not show in the mount options.
Specify that 1 metadata chunk should be allocated after every <value>
data chunks. Off by default.
+ acl(*)
noacl
- Disable support for Posix Access Control Lists (ACLs). See the
+ Enable/disable support for Posix Access Control Lists (ACLs). See the
acl(5) manual page for more information about ACLs.
barrier(*)
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 98a6823..76eecd1 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -324,7 +324,7 @@ enum {
Opt_check_integrity, Opt_check_integrity_including_extent_data,
Opt_check_integrity_print_mask, Opt_fatal_errors, Opt_rescan_uuid_tree,
Opt_commit_interval, Opt_barrier, Opt_nodefrag, Opt_nodiscard,
- Opt_noenospc_debug, Opt_noflushoncommit,
+ Opt_noenospc_debug, Opt_noflushoncommit, Opt_acl,
Opt_err,
};
@@ -347,6 +347,7 @@ static match_table_t tokens = {
{Opt_ssd, "ssd"},
{Opt_ssd_spread, "ssd_spread"},
{Opt_nossd, "nossd"},
+ {Opt_acl, "acl"},
{Opt_noacl, "noacl"},
{Opt_notreelog, "notreelog"},
{Opt_flushoncommit, "flushoncommit"},
@@ -552,6 +553,9 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
goto out;
}
break;
+ case Opt_acl:
+ root->fs_info->sb->s_flags |= MS_POSIXACL;
+ break;
case Opt_noacl:
root->fs_info->sb->s_flags &= ~MS_POSIXACL;
break;
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