summaryrefslogtreecommitdiffstats
path: root/drivers/net/vxge/vxge-main.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/vxge/vxge-main.c')
-rw-r--r--drivers/net/vxge/vxge-main.c53
1 files changed, 28 insertions, 25 deletions
diff --git a/drivers/net/vxge/vxge-main.c b/drivers/net/vxge/vxge-main.c
index beee4ab2ed30..4b22513bed40 100644
--- a/drivers/net/vxge/vxge-main.c
+++ b/drivers/net/vxge/vxge-main.c
@@ -87,22 +87,25 @@ static inline int is_vxge_card_up(struct vxgedev *vdev)
static inline void VXGE_COMPLETE_VPATH_TX(struct vxge_fifo *fifo)
{
unsigned long flags = 0;
- struct sk_buff *skb_ptr = NULL;
- struct sk_buff **temp, *head, *skb;
-
- if (spin_trylock_irqsave(&fifo->tx_lock, flags)) {
- vxge_hw_vpath_poll_tx(fifo->handle, (void **)&skb_ptr);
- spin_unlock_irqrestore(&fifo->tx_lock, flags);
- }
- /* free SKBs */
- head = skb_ptr;
- while (head) {
- skb = head;
- temp = (struct sk_buff **)&skb->cb;
- head = *temp;
- *temp = NULL;
- dev_kfree_skb_irq(skb);
- }
+ struct sk_buff **skb_ptr = NULL;
+ struct sk_buff **temp;
+#define NR_SKB_COMPLETED 128
+ struct sk_buff *completed[NR_SKB_COMPLETED];
+ int more;
+
+ do {
+ more = 0;
+ skb_ptr = completed;
+
+ if (spin_trylock_irqsave(&fifo->tx_lock, flags)) {
+ vxge_hw_vpath_poll_tx(fifo->handle, &skb_ptr,
+ NR_SKB_COMPLETED, &more);
+ spin_unlock_irqrestore(&fifo->tx_lock, flags);
+ }
+ /* free SKBs */
+ for (temp = completed; temp != skb_ptr; temp++)
+ dev_kfree_skb_irq(*temp);
+ } while (more) ;
}
static inline void VXGE_COMPLETE_ALL_TX(struct vxgedev *vdev)
@@ -600,11 +603,10 @@ vxge_rx_1b_compl(struct __vxge_hw_ring *ringh, void *dtr,
enum vxge_hw_status
vxge_xmit_compl(struct __vxge_hw_fifo *fifo_hw, void *dtr,
enum vxge_hw_fifo_tcode t_code, void *userdata,
- void **skb_ptr)
+ struct sk_buff ***skb_ptr, int nr_skb, int *more)
{
struct vxge_fifo *fifo = (struct vxge_fifo *)userdata;
- struct sk_buff *skb, *head = NULL;
- struct sk_buff **temp;
+ struct sk_buff *skb, **done_skb = *skb_ptr;
int pkt_cnt = 0;
vxge_debug_entryexit(VXGE_TRACE,
@@ -657,9 +659,12 @@ vxge_xmit_compl(struct __vxge_hw_fifo *fifo_hw, void *dtr,
fifo->stats.tx_frms++;
fifo->stats.tx_bytes += skb->len;
- temp = (struct sk_buff **)&skb->cb;
- *temp = head;
- head = skb;
+ *done_skb++ = skb;
+
+ if (--nr_skb <= 0) {
+ *more = 1;
+ break;
+ }
pkt_cnt++;
if (pkt_cnt > fifo->indicate_max_pkts)
@@ -668,11 +673,9 @@ vxge_xmit_compl(struct __vxge_hw_fifo *fifo_hw, void *dtr,
} while (vxge_hw_fifo_txdl_next_completed(fifo_hw,
&dtr, &t_code) == VXGE_HW_OK);
+ *skb_ptr = done_skb;
vxge_wake_tx_queue(fifo, skb);
- if (skb_ptr)
- *skb_ptr = (void *) head;
-
vxge_debug_entryexit(VXGE_TRACE,
"%s: %s:%d Exiting...",
fifo->ndev->name, __func__, __LINE__);