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| author | Qu Wenruo <quwenruo@cn.fujitsu.com> | 2014-01-06 09:58:30 +0800 |
|---|---|---|
| committer | Chris Mason <clm@fb.com> | 2014-01-28 13:20:19 -0800 |
| commit | bd0330ad2174d1a5f762eee2ee58f0148f10d575 (patch) | |
| tree | 9360380cc882b29c724af85f06ec95b26893bcf2 | |
| parent | 2c9ee85671f66cd3ffc7067de47cc59ed6677299 (diff) | |
| download | op-kernel-dev-bd0330ad2174d1a5f762eee2ee58f0148f10d575.zip op-kernel-dev-bd0330ad2174d1a5f762eee2ee58f0148f10d575.tar.gz | |
btrfs: Add acl mount option.
Add acl mount option to enable acl with remount option.
Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>
| -rw-r--r-- | Documentation/filesystems/btrfs.txt | 3 | ||||
| -rw-r--r-- | fs/btrfs/super.c | 6 |
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; |
