ceph: writeback congestion control

[net-next-2.6.git] / fs / ceph / super.h

diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 2304bd2844a4a2b1d7f76b491917e0939ee45d6d..62d9ae482d72db95f89e6124b556e88af81b5e68 100644 (file)
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -59,6 +59,7 @@ struct ceph_mount_args {
        int wsize;
        int rsize;            /* max readahead */
        int max_readdir;      /* max readdir size */
+       int congestion_kb;      /* max readdir size */
        int osd_timeout;
        char *snapdir_name;   /* default ".snap" */
        char *name;
@@ -136,6 +137,7 @@ struct ceph_client {
        struct workqueue_struct *wb_wq;
        struct workqueue_struct *pg_inv_wq;
        struct workqueue_struct *trunc_wq;
+       atomic_long_t writeback_count;
 
        struct backing_dev_info backing_dev_info;
 
@@ -143,6 +145,7 @@ struct ceph_client {
        struct dentry *debugfs_monmap;
        struct dentry *debugfs_mdsmap, *debugfs_osdmap;
        struct dentry *debugfs_dir, *debugfs_dentry_lru, *debugfs_caps;
+       struct dentry *debugfs_congestion_kb;
        struct dentry *debugfs_bdi;
 #endif
 };