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path: root/drivers/net/xen-netback
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Diffstat (limited to 'drivers/net/xen-netback')
-rw-r--r--drivers/net/xen-netback/netback.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index 2c25e8e1a91e..b8c471813f4c 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -96,6 +96,7 @@ static void xenvif_idx_release(struct xenvif_queue *queue, u16 pending_idx,
static void make_tx_response(struct xenvif_queue *queue,
struct xen_netif_tx_request *txp,
s8 st);
+static void push_tx_responses(struct xenvif_queue *queue);
static inline int tx_work_todo(struct xenvif_queue *queue);
@@ -655,15 +656,10 @@ static void xenvif_tx_err(struct xenvif_queue *queue,
unsigned long flags;
do {
- int notify;
-
spin_lock_irqsave(&queue->response_lock, flags);
make_tx_response(queue, txp, XEN_NETIF_RSP_ERROR);
- RING_PUSH_RESPONSES_AND_CHECK_NOTIFY(&queue->tx, notify);
+ push_tx_responses(queue);
spin_unlock_irqrestore(&queue->response_lock, flags);
- if (notify)
- notify_remote_via_irq(queue->tx_irq);
-
if (cons == end)
break;
txp = RING_GET_REQUEST(&queue->tx, cons++);
@@ -1655,7 +1651,6 @@ static void xenvif_idx_release(struct xenvif_queue *queue, u16 pending_idx,
{
struct pending_tx_info *pending_tx_info;
pending_ring_idx_t index;
- int notify;
unsigned long flags;
pending_tx_info = &queue->pending_tx_info[pending_idx];
@@ -1671,12 +1666,9 @@ static void xenvif_idx_release(struct xenvif_queue *queue, u16 pending_idx,
index = pending_index(queue->pending_prod++);
queue->pending_ring[index] = pending_idx;
- RING_PUSH_RESPONSES_AND_CHECK_NOTIFY(&queue->tx, notify);
+ push_tx_responses(queue);
spin_unlock_irqrestore(&queue->response_lock, flags);
-
- if (notify)
- notify_remote_via_irq(queue->tx_irq);
}
@@ -1697,6 +1689,15 @@ static void make_tx_response(struct xenvif_queue *queue,
queue->tx.rsp_prod_pvt = ++i;
}
+static void push_tx_responses(struct xenvif_queue *queue)
+{
+ int notify;
+
+ RING_PUSH_RESPONSES_AND_CHECK_NOTIFY(&queue->tx, notify);
+ if (notify)
+ notify_remote_via_irq(queue->tx_irq);
+}
+
static struct xen_netif_rx_response *make_rx_response(struct xenvif_queue *queue,
u16 id,
s8 st,