Btrfs: Switch to libcrc32c to avoid problems with cryptomgr on highmem machines

Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 0 insertions, 4 deletions

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 1e83ad720b10..19a1d998fca7 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -286,10 +286,7 @@ struct btrfs_block_group_cache {
         int cached;
 };
 
-struct crypto_hash;
-
 struct btrfs_fs_info {
-        spinlock_t hash_lock;
         struct btrfs_root *extent_root;
         struct btrfs_root *tree_root;
         struct radix_tree_root fs_roots_radix;
@@ -314,7 +311,6 @@ struct btrfs_fs_info {
         struct mutex fs_mutex;
         struct list_head trans_list;
         struct list_head dead_roots;
-        struct crypto_hash *hash_tfm;
         struct delayed_work trans_work;
         int do_barriers;
         int closing;