EXPLICIT_DELALLOC 1873 fs/ext4/super.c 			set_opt2(sb, EXPLICIT_DELALLOC);
EXPLICIT_DELALLOC 3922 fs/ext4/super.c 		if (test_opt2(sb, EXPLICIT_DELALLOC)) {
EXPLICIT_DELALLOC 5357 fs/ext4/super.c 		if (test_opt2(sb, EXPLICIT_DELALLOC)) {