MIXED_GROUPS 2696 fs/btrfs/extent-tree.c if (!btrfs_fs_incompat(fs_info, MIXED_GROUPS)) MIXED_GROUPS 4393 fs/btrfs/extent-tree.c if (!btrfs_fs_incompat(fs_info, MIXED_GROUPS)) { MIXED_GROUPS 251 fs/btrfs/sysfs.c BTRFS_FEAT_ATTR_INCOMPAT(mixed_groups, MIXED_GROUPS); MIXED_GROUPS 307 fs/btrfs/tree-log.c if (btrfs_fs_incompat(fs_info, MIXED_GROUPS)) {