vmxnet3: remove unnecessary bookkeeping
authorStephen Hemminger <stephen@networkplumber.org>
Tue, 15 Jan 2013 07:28:27 +0000 (07:28 +0000)
committerDavid S. Miller <davem@davemloft.net>
Wed, 16 Jan 2013 19:40:49 +0000 (14:40 -0500)
The uncommitted[] array was set but never used except in a debug
message. Remove it.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/vmxnet3/vmxnet3_drv.c
drivers/net/vmxnet3/vmxnet3_int.h

index 3402a0c..99ef9ed 100644 (file)
@@ -628,12 +628,10 @@ vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx,
                num_allocated++;
                vmxnet3_cmd_ring_adv_next2fill(ring);
        }
-       rq->uncommitted[ring_idx] += num_allocated;
 
        dev_dbg(&adapter->netdev->dev,
-               "alloc_rx_buf: %d allocated, next2fill %u, next2comp "
-               "%u, uncommitted %u\n", num_allocated, ring->next2fill,
-               ring->next2comp, rq->uncommitted[ring_idx]);
+               "alloc_rx_buf: %d allocated, next2fill %u, next2comp %u\n",
+               num_allocated, ring->next2fill, ring->next2comp);
 
        /* so that the device can distinguish a full ring and an empty ring */
        BUG_ON(num_allocated != 0 && ring->next2fill == ring->next2comp);
@@ -1331,7 +1329,6 @@ rcd_done:
                        VMXNET3_WRITE_BAR0_REG(adapter,
                                               rxprod_reg[ring_idx] + rq->qid * 8,
                                               ring->next2fill);
-                       rq->uncommitted[ring_idx] = 0;
                }
 
                vmxnet3_comp_ring_adv_next2proc(&rq->comp_ring);
@@ -1376,7 +1373,6 @@ vmxnet3_rq_cleanup(struct vmxnet3_rx_queue *rq,
                rq->rx_ring[ring_idx].gen = VMXNET3_INIT_GEN;
                rq->rx_ring[ring_idx].next2fill =
                                        rq->rx_ring[ring_idx].next2comp = 0;
-               rq->uncommitted[ring_idx] = 0;
        }
 
        rq->comp_ring.gen = VMXNET3_INIT_GEN;
@@ -1457,7 +1453,6 @@ vmxnet3_rq_init(struct vmxnet3_rx_queue *rq,
        /* reset internal state and allocate buffers for both rings */
        for (i = 0; i < 2; i++) {
                rq->rx_ring[i].next2fill = rq->rx_ring[i].next2comp = 0;
-               rq->uncommitted[i] = 0;
 
                memset(rq->rx_ring[i].base, 0, rq->rx_ring[i].size *
                       sizeof(struct Vmxnet3_RxDesc));
index fc46a81..55465ed 100644 (file)
@@ -276,8 +276,6 @@ struct vmxnet3_rx_queue {
        struct vmxnet3_rx_ctx     rx_ctx;
        u32 qid;            /* rqID in RCD for buffer from 1st ring */
        u32 qid2;           /* rqID in RCD for buffer from 2nd ring */
-       u32 uncommitted[2]; /* # of buffers allocated since last RXPROD
-                               * update */
        struct vmxnet3_rx_buf_info     *buf_info[2];
        struct Vmxnet3_RxQueueCtrl            *shared;
        struct vmxnet3_rq_driver_stats  stats;