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vmxnet3: remove unnecessary bookkeeping 

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>
This commit is contained in:
Stephen Hemminger 2013-01-15 07:28:27 +00:00 committed by David S. Miller
parent 0d735f13d8
commit 69b9a71266
2 changed files with 2 additions and 9 deletions
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9
drivers/net/vmxnet3/vmxnet3_drv.c
View 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));

2
drivers/net/vmxnet3/vmxnet3_int.h
View 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;