ceph: put unused osd connections on lru

[safe/jmp/linux-2.6] / fs / ceph / osd_client.h

diff --git a/fs/ceph/osd_client.h b/fs/ceph/osd_client.h
index 8d533d9..70f31b6 100644 (file)
--- a/fs/ceph/osd_client.h
+++ b/fs/ceph/osd_client.h
@@ -31,9 +31,11 @@ struct ceph_osd {
        struct rb_node o_node;
        struct ceph_connection o_con;
        struct list_head o_requests;
+       struct list_head o_osd_lru;
        struct ceph_authorizer *o_authorizer;
        void *o_authorizer_buf, *o_authorizer_reply_buf;
        size_t o_authorizer_buf_len, o_authorizer_reply_buf_len;
+       unsigned long lru_ttl;
 };
 
 /* an in-flight request */
@@ -90,11 +92,13 @@ struct ceph_osd_client {
 
        struct mutex           request_mutex;
        struct rb_root         osds;          /* osds */
+       struct list_head       osd_lru;       /* idle osds */
        u64                    timeout_tid;   /* tid of timeout triggering rq */
        u64                    last_tid;      /* tid of last request */
        struct rb_root         requests;      /* pending requests */
        int                    num_requests;
        struct delayed_work    timeout_work;
+       struct delayed_work    osds_timeout_work;
 #ifdef CONFIG_DEBUG_FS
        struct dentry          *debugfs_file;
 #endif