diff options
Diffstat (limited to 'drivers/net/xen-netfront.c')
-rw-r--r-- | drivers/net/xen-netfront.c | 35 |
1 files changed, 17 insertions, 18 deletions
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index f464b82c7d5f..7fd505cc4f7a 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c | |||
@@ -74,22 +74,12 @@ struct netfront_info { | |||
74 | 74 | ||
75 | struct napi_struct napi; | 75 | struct napi_struct napi; |
76 | 76 | ||
77 | struct xen_netif_tx_front_ring tx; | ||
78 | struct xen_netif_rx_front_ring rx; | ||
79 | |||
80 | spinlock_t tx_lock; | ||
81 | spinlock_t rx_lock; | ||
82 | |||
83 | unsigned int evtchn; | 77 | unsigned int evtchn; |
78 | struct xenbus_device *xbdev; | ||
84 | 79 | ||
85 | /* Receive-ring batched refills. */ | 80 | spinlock_t tx_lock; |
86 | #define RX_MIN_TARGET 8 | 81 | struct xen_netif_tx_front_ring tx; |
87 | #define RX_DFL_MIN_TARGET 64 | 82 | int tx_ring_ref; |
88 | #define RX_MAX_TARGET min_t(int, NET_RX_RING_SIZE, 256) | ||
89 | unsigned rx_min_target, rx_max_target, rx_target; | ||
90 | struct sk_buff_head rx_batch; | ||
91 | |||
92 | struct timer_list rx_refill_timer; | ||
93 | 83 | ||
94 | /* | 84 | /* |
95 | * {tx,rx}_skbs store outstanding skbuffs. Free tx_skb entries | 85 | * {tx,rx}_skbs store outstanding skbuffs. Free tx_skb entries |
@@ -108,14 +98,23 @@ struct netfront_info { | |||
108 | grant_ref_t grant_tx_ref[NET_TX_RING_SIZE]; | 98 | grant_ref_t grant_tx_ref[NET_TX_RING_SIZE]; |
109 | unsigned tx_skb_freelist; | 99 | unsigned tx_skb_freelist; |
110 | 100 | ||
101 | spinlock_t rx_lock ____cacheline_aligned_in_smp; | ||
102 | struct xen_netif_rx_front_ring rx; | ||
103 | int rx_ring_ref; | ||
104 | |||
105 | /* Receive-ring batched refills. */ | ||
106 | #define RX_MIN_TARGET 8 | ||
107 | #define RX_DFL_MIN_TARGET 64 | ||
108 | #define RX_MAX_TARGET min_t(int, NET_RX_RING_SIZE, 256) | ||
109 | unsigned rx_min_target, rx_max_target, rx_target; | ||
110 | struct sk_buff_head rx_batch; | ||
111 | |||
112 | struct timer_list rx_refill_timer; | ||
113 | |||
111 | struct sk_buff *rx_skbs[NET_RX_RING_SIZE]; | 114 | struct sk_buff *rx_skbs[NET_RX_RING_SIZE]; |
112 | grant_ref_t gref_rx_head; | 115 | grant_ref_t gref_rx_head; |
113 | grant_ref_t grant_rx_ref[NET_RX_RING_SIZE]; | 116 | grant_ref_t grant_rx_ref[NET_RX_RING_SIZE]; |
114 | 117 | ||
115 | struct xenbus_device *xbdev; | ||
116 | int tx_ring_ref; | ||
117 | int rx_ring_ref; | ||
118 | |||
119 | unsigned long rx_pfn_array[NET_RX_RING_SIZE]; | 118 | unsigned long rx_pfn_array[NET_RX_RING_SIZE]; |
120 | struct multicall_entry rx_mcl[NET_RX_RING_SIZE+1]; | 119 | struct multicall_entry rx_mcl[NET_RX_RING_SIZE+1]; |
121 | struct mmu_update rx_mmu[NET_RX_RING_SIZE]; | 120 | struct mmu_update rx_mmu[NET_RX_RING_SIZE]; |