+Index: linux-stage/fs/ext4/super.c
+When ldiskfs run in failover mode whith read-only disk.
+Part of allocation updates are lost and ldiskfs may fail
+while mounting this is due to inconsistent state of
+group-descriptor. Group-descriptor check is added after
+journal replay.
+===================================================================
+--- linux-stage/fs/ext4/super.c 2016-11-06 15:15:30.892386878 +0530
++++ linux-stage.orig.1/fs/ext4/super.c 2016-11-08 10:56:45.579892189 +0530
+@@ -3980,11 +3980,6 @@
+ goto failed_mount2;
+ }
+ }
+- if (!ext4_check_descriptors(sb, logical_sb_block, &first_not_zeroed)) {
+- ext4_msg(sb, KERN_ERR, "group descriptors corrupted!");
+- ret = -EFSCORRUPTED;
+- goto failed_mount2;
+- }
+
+ sbi->s_gdb_count = db_count;
+ get_random_bytes(&sbi->s_next_generation, sizeof(u32));
+@@ -4104,6 +4100,13 @@
+ sbi->s_journal->j_commit_callback = ext4_journal_commit_callback;
+
+ no_journal:
++
++ if (!ext4_check_descriptors(sb, logical_sb_block, &first_not_zeroed)) {
++ ext4_msg(sb, KERN_ERR, "group descriptors corrupted!");
++ ret = -EFSCORRUPTED;
++ goto failed_mount_wq;
++ }
++
+ sbi->s_mb_cache = ext4_xattr_create_cache();
+ if (!sbi->s_mb_cache) {
+ ext4_msg(sb, KERN_ERR, "Failed to create an mb_cache");