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drivers: net: usb: pegasus: remove skb pool

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The socket buffer pool for the receive path is now gone.  It's existence
didn't make much difference (performance-wise) and the code is better off
without the spinlocks protecting it.

Signed-off-by: Petko Manolov <petkan@nucleusys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Petko Manolov
2013-04-25 22:41:21 +00:00
committed by David S. Miller
parent 5f5624cf15
commit 313a58e487
2 changed files with 9 additions and 67 deletions
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3
drivers/net/usb/pegasus.h
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@@ -13,7 +13,6 @@
#define HAS_HOME_PNA 0x40000000
#define PEGASUS_MTU 1536
#define RX_SKBS 4
#define EPROM_WRITE 0x01
#define EPROM_READ 0x02
@@ -97,11 +96,9 @@ typedef struct pegasus {
struct tasklet_struct rx_tl;
struct delayed_work carrier_check;
struct urb *ctrl_urb, *rx_urb, *tx_urb, *intr_urb;
struct sk_buff *rx_pool[RX_SKBS];
struct sk_buff *rx_skb;
struct usb_ctrlrequest dr;
wait_queue_head_t ctrl_wait;
spinlock_t rx_pool_lock;
int chip;
unsigned char intr_buff[8];
__u8 tx_buff[PEGASUS_MTU];