ext3: Support for vfsv1 quota format

We just have to add proper mount options handling. The rest is handled by
the generic quota code.

CC: linux-ext4@vger.kernel.org
Signed-off-by: Jan Kara <jack@suse.cz>

diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 46433b3..7ad1e8c 100644 (file)
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -539,9 +539,22 @@ static inline void ext3_show_quota_options(struct seq_file *seq, struct super_bl
 #if defined(CONFIG_QUOTA)
        struct ext3_sb_info *sbi = EXT3_SB(sb);
 
-       if (sbi->s_jquota_fmt)
-               seq_printf(seq, ",jqfmt=%s",
-               (sbi->s_jquota_fmt == QFMT_VFS_OLD) ? "vfsold": "vfsv0");
+       if (sbi->s_jquota_fmt) {
+               char *fmtname = "";
+
+               switch (sbi->s_jquota_fmt) {
+               case QFMT_VFS_OLD:
+                       fmtname = "vfsold";
+                       break;
+               case QFMT_VFS_V0:
+                       fmtname = "vfsv0";
+                       break;
+               case QFMT_VFS_V1:
+                       fmtname = "vfsv1";
+                       break;
+               }
+               seq_printf(seq, ",jqfmt=%s", fmtname);
+       }
 
        if (sbi->s_qf_names[USRQUOTA])
                seq_printf(seq, ",usrjquota=%s", sbi->s_qf_names[USRQUOTA]);
@@ -802,9 +815,9 @@ enum {
        Opt_abort, Opt_data_journal, Opt_data_ordered, Opt_data_writeback,
        Opt_data_err_abort, Opt_data_err_ignore,
        Opt_usrjquota, Opt_grpjquota, Opt_offusrjquota, Opt_offgrpjquota,
-       Opt_jqfmt_vfsold, Opt_jqfmt_vfsv0, Opt_quota, Opt_noquota,
-       Opt_ignore, Opt_barrier, Opt_err, Opt_resize, Opt_usrquota,
-       Opt_grpquota
+       Opt_jqfmt_vfsold, Opt_jqfmt_vfsv0, Opt_jqfmt_vfsv1, Opt_quota,
+       Opt_noquota, Opt_ignore, Opt_barrier, Opt_err, Opt_resize,
+       Opt_usrquota, Opt_grpquota
 };
 
 static const match_table_t tokens = {
@@ -852,6 +865,7 @@ static const match_table_t tokens = {
        {Opt_grpjquota, "grpjquota=%s"},
        {Opt_jqfmt_vfsold, "jqfmt=vfsold"},
        {Opt_jqfmt_vfsv0, "jqfmt=vfsv0"},
+       {Opt_jqfmt_vfsv1, "jqfmt=vfsv1"},
        {Opt_grpquota, "grpquota"},
        {Opt_noquota, "noquota"},
        {Opt_quota, "quota"},
@@ -1138,6 +1152,9 @@ clear_qf_name:
                        goto set_qf_format;
                case Opt_jqfmt_vfsv0:
                        qfmt = QFMT_VFS_V0;
+                       goto set_qf_format;
+               case Opt_jqfmt_vfsv1:
+                       qfmt = QFMT_VFS_V1;
 set_qf_format:
                        if (sb_any_quota_loaded(sb) &&
                            sbi->s_jquota_fmt != qfmt) {
@@ -1180,6 +1197,7 @@ set_qf_format:
                case Opt_offgrpjquota:
                case Opt_jqfmt_vfsold:
                case Opt_jqfmt_vfsv0:
+               case Opt_jqfmt_vfsv1:
                        ext3_msg(sb, KERN_ERR,
                                "error: journaled quota options not "
                                "supported.");