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-rw-r--r--fs/ext2/super.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 71e9eb1fa69..73346de9af5 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -1241,6 +1241,7 @@ static int ext2_remount (struct super_block * sb, int * flags, char * data)
spin_unlock(&sbi->s_lock);
return 0;
}
+
/*
* OK, we are remounting a valid rw partition rdonly, so set
* the rdonly flag and then mark the partition as valid again.
@@ -1248,6 +1249,14 @@ static int ext2_remount (struct super_block * sb, int * flags, char * data)
es->s_state = cpu_to_le16(sbi->s_mount_state);
es->s_mtime = cpu_to_le32(get_seconds());
spin_unlock(&sbi->s_lock);
+
+ err = vfs_dq_off(sb, 1);
+ if (err < 0 && err != -ENOSYS) {
+ err = -EBUSY;
+ spin_lock(&sbi->s_lock);
+ goto restore_opts;
+ }
+
ext2_sync_super(sb, es, 1);
} else {
__le32 ret = EXT2_HAS_RO_COMPAT_FEATURE(sb,
@@ -1269,8 +1278,12 @@ static int ext2_remount (struct super_block * sb, int * flags, char * data)
if (!ext2_setup_super (sb, es, 0))
sb->s_flags &= ~MS_RDONLY;
spin_unlock(&sbi->s_lock);
+
ext2_write_super(sb);
+
+ vfs_dq_quota_on_remount(sb);
}
+
return 0;
restore_opts:
sbi->s_mount_opt = old_opts.s_mount_opt;