btrfs: compression: remove ops pointer from workspace_manager

We can infer the ops from the type that is now passed to all functions
that would need it, this makes workspace_manager::ops redundant and can
be removed.

Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index b2342f9..53aee0d 100644 (file)
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -956,12 +956,10 @@ static void free_workspace(int type, struct list_head *ws)
 
 static void btrfs_init_workspace_manager(int type)
 {
-       const struct btrfs_compress_op *ops = btrfs_compress_op[type];
-       struct workspace_manager *wsm = ops->workspace_manager;
+       struct workspace_manager *wsm;
        struct list_head *workspace;
 
-       wsm->ops = ops;
-
+       wsm = btrfs_compress_op[type]->workspace_manager;
        INIT_LIST_HEAD(&wsm->idle_ws);
        spin_lock_init(&wsm->ws_lock);
        atomic_set(&wsm->total_ws, 0);

diff --git a/fs/btrfs/compression.h b/fs/btrfs/compression.h
index 1405749..d253f7a 100644 (file)
--- a/fs/btrfs/compression.h
+++ b/fs/btrfs/compression.h
@@ -109,7 +109,6 @@ enum btrfs_compression_type {
 };
 
 struct workspace_manager {
-       const struct btrfs_compress_op *ops;
        struct list_head idle_ws;
        spinlock_t ws_lock;
        /* Number of free workspaces */