bcache: Kill dead cgroup code

This hasn't been used or even enabled in ages.

Signed-off-by: Kent Overstreet <kmo@daterainc.com>

1 files changed, 0 insertions, 18 deletions

diff --git a/drivers/md/bcache/request.h b/drivers/md/bcache/request.h
index c117c4082aa2..1ff36875c2b3 100644
--- a/drivers/md/bcache/request.h
+++ b/drivers/md/bcache/request.h
@@ -1,8 +1,6 @@
 #ifndef _BCACHE_REQUEST_H_
 #define _BCACHE_REQUEST_H_
 
-#include <linux/cgroup.h>
-
 struct data_insert_op {
         struct closure          cl;
         struct cache_set        *c;
@@ -42,20 +40,4 @@ void bch_flash_dev_request_init(struct bcache_device *d);
 
 extern struct kmem_cache *bch_search_cache, *bch_passthrough_cache;
 
-struct bch_cgroup {
-#ifdef CONFIG_CGROUP_BCACHE
-        struct cgroup_subsys_state      css;
-#endif
-        /*
-         * We subtract one from the index into bch_cache_modes[], so that
-         * default == -1; this makes it so the rest match up with d->cache_mode,
-         * and we use d->cache_mode if cgrp->cache_mode < 0
-         */
-        short                           cache_mode;
-        bool                            verify;
-        struct cache_stat_collector     stats;
-};
-
-struct bch_cgroup *bch_bio_to_cgroup(struct bio *bio);
-
 #endif /* _BCACHE_REQUEST_H_ */