[openib-general] [PATCH] rename structure members

Sean Hefty
Thu Oct 7 12:42:09 PDT 2004


Here's a patch that just renames a few structure members related to MADs.  The renamed variables will be used when handling MAD timeouts.

- Sean

-- Index: access/ib_mad_priv.h
===================================================================
--- access/ib_mad_priv.h        (revision 955)
+++ access/ib_mad_priv.h        (working copy)
@@ -106,7 +106,7 @@
        struct ib_mad_reg_req *reg_req;
        struct ib_mad_port_private *port_priv;
 
-       spinlock_t send_list_lock;
+       spinlock_t lock;
        struct list_head send_list;
 
        atomic_t refcount;
@@ -116,11 +116,11 @@
 
 struct ib_mad_send_wr_private {
        struct list_head send_list;
-       struct list_head agent_send_list;
+       struct list_head agent_list;
        struct ib_mad_agent *agent;
        u64 wr_id;                      /* client WR ID */
        u64 tid;
-       int timeout_ms;
+       int timeout;
        int refcount;
        enum ib_wc_status status;
 };
Index: access/ib_mad.c
===================================================================
--- access/ib_mad.c     (revision 955)
+++ access/ib_mad.c     (working copy)
@@ -230,7 +230,7 @@
        list_add_tail(&mad_agent_priv->agent_list, &port_priv->agent_list);
        spin_unlock_irqrestore(&port_priv->reg_lock, flags);
 
-       spin_lock_init(&mad_agent_priv->send_list_lock);
+       spin_lock_init(&mad_agent_priv->lock);
        INIT_LIST_HEAD(&mad_agent_priv->send_list);
        atomic_set(&mad_agent_priv->refcount, 1);
        init_waitqueue_head(&mad_agent_priv->wait);
@@ -352,8 +352,8 @@
 
                mad_send_wr->tid = send_wr->wr.ud.mad_hdr->tid;
                mad_send_wr->agent = mad_agent;
-               mad_send_wr->timeout_ms = cur_send_wr->wr.ud.timeout_ms;
-               if (mad_send_wr->timeout_ms)
+               mad_send_wr->timeout = cur_send_wr->wr.ud.timeout_ms;
+               if (mad_send_wr->timeout)
                        mad_send_wr->refcount = 2;
                else
                        mad_send_wr->refcount = 1;
@@ -361,10 +361,10 @@
 
                /* Reference MAD agent until send completes */
                atomic_inc(&mad_agent_priv->refcount);
-               spin_lock_irqsave(&mad_agent_priv->send_list_lock, flags);
-               list_add_tail(&mad_send_wr->agent_send_list,
+               spin_lock_irqsave(&mad_agent_priv->lock, flags);
+               list_add_tail(&mad_send_wr->agent_list,
                              &mad_agent_priv->send_list);
-               spin_unlock_irqrestore(&mad_agent_priv->send_list_lock, flags);
+               spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
 
                cur_send_wr->next = NULL;
                ret = ib_send_mad(mad_agent_priv, mad_send_wr,
@@ -373,11 +373,9 @@
                        /* Handle QP overrun separately... -ENOMEM */
 
                        /* Fail send request */
-                       spin_lock_irqsave(&mad_agent_priv->send_list_lock,
-                                         flags);
-                       list_del(&mad_send_wr->agent_send_list);
-                       spin_unlock_irqrestore(&mad_agent_priv->send_list_lock,
-                                              flags);
+                       spin_lock_irqsave(&mad_agent_priv->lock, flags);
+                       list_del(&mad_send_wr->agent_list);
+                       spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
 
                        *bad_send_wr = cur_send_wr;
                        if (atomic_dec_and_test(&mad_agent_priv->refcount))
@@ -788,12 +786,12 @@
        struct ib_mad_send_wr_private *mad_send_wr;
 
        list_for_each_entry(mad_send_wr, &mad_agent_priv->send_list,
-                           agent_send_list) {
+                           agent_list) {
 
                if (mad_send_wr->tid == tid) {
                        /* Verify request is still valid */
                        if (mad_send_wr->status == IB_WC_SUCCESS &&
-                           mad_send_wr->timeout_ms)
+                           mad_send_wr->timeout)
                                return mad_send_wr;
                        else
                                return NULL;
@@ -817,17 +815,16 @@
 
        /* Complete corresponding request */
        if (solicited) {
-               spin_lock_irqsave(&mad_agent_priv->send_list_lock, flags);
+               spin_lock_irqsave(&mad_agent_priv->lock, flags);
                mad_send_wr = find_send_req(mad_agent_priv,
                                            recv->mad.mad.mad_hdr.tid);
                if (!mad_send_wr) {
-                       spin_unlock_irqrestore(&mad_agent_priv->send_list_lock,
-                                              flags);
+                       spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
                        ib_free_recv_mad(&recv->header.recv_wc);
                        return;
                }
-               mad_send_wr->timeout_ms = 0;
-               spin_unlock_irqrestore(&mad_agent_priv->send_list_lock, flags);
+               mad_send_wr->timeout = 0;
+               spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
 
                /* Defined behavior is to complete response before request */
                mad_agent_priv->agent.recv_handler(&mad_agent_priv->agent,
@@ -951,13 +948,13 @@
        mad_agent_priv = container_of(mad_send_wr->agent,
                                      struct ib_mad_agent_private, agent);
 
-       spin_lock_irqsave(&mad_agent_priv->send_list_lock, flags);
+       spin_lock_irqsave(&mad_agent_priv->lock, flags);
        if (mad_send_wc->status != IB_WC_SUCCESS &&
            mad_send_wr->status == IB_WC_SUCCESS) {
 
                mad_send_wr->status = mad_send_wc->status;
-               if (mad_send_wr->timeout_ms) {
-                       mad_send_wr->timeout_ms = 0;
+               if (mad_send_wr->timeout) {
+                       mad_send_wr->timeout = 0;
                        mad_send_wr->refcount--;
                }
        }
@@ -968,13 +965,13 @@
         * or timeout occurs
         */
        if (--mad_send_wr->refcount > 0) {
-               spin_unlock_irqrestore(&mad_agent_priv->send_list_lock, flags);
+               spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
                return;
        }
 
        /* Remove send from MAD agent and notify client of completion */
-       list_del(&mad_send_wr->agent_send_list);
-       spin_unlock_irqrestore(&mad_agent_priv->send_list_lock, flags);
+       list_del(&mad_send_wr->agent_list);
+       spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
        
        if (mad_send_wr->status != IB_WC_SUCCESS )
                mad_send_wc->status = mad_send_wr->status;
@@ -1075,38 +1072,38 @@
 
        INIT_LIST_HEAD(&cancel_list);
 
-       spin_lock_irqsave(&mad_agent_priv->send_list_lock, flags);
+       spin_lock_irqsave(&mad_agent_priv->lock, flags);
        list_for_each_entry_safe(mad_send_wr, temp_mad_send_wr,
-                                &mad_agent_priv->send_list, agent_send_list) {
+                                &mad_agent_priv->send_list, agent_list) {
 
                if (mad_send_wr->status == IB_WC_SUCCESS)
                        mad_send_wr->status = IB_WC_WR_FLUSH_ERR;
 
-               if (mad_send_wr->timeout_ms) {
-                       mad_send_wr->timeout_ms = 0;
+               if (mad_send_wr->timeout) {
+                       mad_send_wr->timeout = 0;
                        mad_send_wr->refcount--;
                }
 
                if (mad_send_wr->refcount == 0) {
-                       list_del(&mad_send_wr->agent_send_list);
-                       list_add_tail(&mad_send_wr->agent_send_list,
+                       list_del(&mad_send_wr->agent_list);
+                       list_add_tail(&mad_send_wr->agent_list,
                                      &cancel_list);
                }
        }
-       spin_unlock_irqrestore(&mad_agent_priv->send_list_lock, flags);
+       spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
 
        /* Report all cancelled requests */
        mad_send_wc.status = IB_WC_WR_FLUSH_ERR;
        mad_send_wc.vendor_err = 0;
 
        list_for_each_entry_safe(mad_send_wr, temp_mad_send_wr,
-                                &cancel_list, agent_send_list) {
+                                &cancel_list, agent_list) {
 
                mad_send_wc.wr_id = mad_send_wr->wr_id;
                mad_agent_priv->agent.send_handler(&mad_agent_priv->agent,
                                                   &mad_send_wc);
 
-               list_del(&mad_send_wr->agent_send_list);
+               list_del(&mad_send_wr->agent_list);
                kfree(mad_send_wr);
 
                atomic_dec(&mad_agent_priv->refcount);
@@ -1120,7 +1117,7 @@
        struct ib_mad_send_wr_private *mad_send_wr;
 
        list_for_each_entry(mad_send_wr, &mad_agent_priv->send_list,
-                           agent_send_list) {
+                           agent_list) {
                if (mad_send_wr->wr_id == wr_id)
                        return mad_send_wr;
        }
@@ -1137,28 +1134,28 @@
 
        mad_agent_priv = container_of(mad_agent, struct ib_mad_agent_private,
                                      agent);
-       spin_lock_irqsave(&mad_agent_priv->send_list_lock, flags);
+       spin_lock_irqsave(&mad_agent_priv->lock, flags);
        mad_send_wr = find_send_by_wr_id(mad_agent_priv, wr_id);
        if (!mad_send_wr) {
-               spin_unlock_irqrestore(&mad_agent_priv->send_list_lock, flags);
+               spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
                goto ret;
        }
 
        if (mad_send_wr->status == IB_WC_SUCCESS)
                mad_send_wr->status = IB_WC_WR_FLUSH_ERR;
 
-       if (mad_send_wr->timeout_ms) {
-               mad_send_wr->timeout_ms = 0;
+       if (mad_send_wr->timeout) {
+               mad_send_wr->timeout = 0;
                mad_send_wr->refcount--;
        }
 
        if (mad_send_wr->refcount != 0) {
-               spin_unlock_irqrestore(&mad_agent_priv->send_list_lock, flags);
+               spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
                goto ret;
        }
 
-       list_del(&mad_send_wr->agent_send_list);
-       spin_unlock_irqrestore(&mad_agent_priv->send_list_lock, flags);
+       list_del(&mad_send_wr->agent_list);
+       spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
 
        mad_send_wc.status = IB_WC_WR_FLUSH_ERR;
        mad_send_wc.vendor_err = 0;



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