diff options
| author | Auke Kok <auke\-jan.h.kok@intel.com> | 2006-08-31 14:27:51 -0700 |
|---|---|---|
| committer | Auke Kok <juke-jan.h.kok@intel.com> | 2006-08-31 14:27:51 -0700 |
| commit | ab8ced2fb00f3a1e1b63f8c3c61ad4262308ddc0 (patch) | |
| tree | 8a0c6e990588885917675197e9b6166748d72160 /drivers/net/ixgb | |
| parent | a91bb6a8b411bdd8053601d7c2254d54670a4df6 (diff) | |
| download | op-kernel-dev-ab8ced2fb00f3a1e1b63f8c3c61ad4262308ddc0.zip op-kernel-dev-ab8ced2fb00f3a1e1b63f8c3c61ad4262308ddc0.tar.gz | |
ixgb: recalculate after how many descriptors to wake the queue
Recalculate when to wake the queue using DESC_NEEDED instead of a
static hardcoded number.
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Diffstat (limited to 'drivers/net/ixgb')
| -rw-r--r-- | drivers/net/ixgb/ixgb.h | 3 | ||||
| -rw-r--r-- | drivers/net/ixgb/ixgb_main.c | 2 |
2 files changed, 1 insertions, 4 deletions
diff --git a/drivers/net/ixgb/ixgb.h b/drivers/net/ixgb/ixgb.h index 82b67af..a4bee8c 100644 --- a/drivers/net/ixgb/ixgb.h +++ b/drivers/net/ixgb/ixgb.h @@ -110,9 +110,6 @@ struct ixgb_adapter; #define IXGB_RXBUFFER_8192 8192 #define IXGB_RXBUFFER_16384 16384 -/* How many Tx Descriptors do we need to call netif_wake_queue? */ -#define IXGB_TX_QUEUE_WAKE 16 - /* How many Rx Buffers do we bundle into one write to the hardware ? */ #define IXGB_RX_BUFFER_WRITE 4 /* Must be power of 2 */ diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c index fee4c5a..960b44b 100644 --- a/drivers/net/ixgb/ixgb_main.c +++ b/drivers/net/ixgb/ixgb_main.c @@ -1787,7 +1787,7 @@ ixgb_clean_tx_irq(struct ixgb_adapter *adapter) if (unlikely(netif_queue_stopped(netdev))) { spin_lock(&adapter->tx_lock); if (netif_queue_stopped(netdev) && netif_carrier_ok(netdev) && - (IXGB_DESC_UNUSED(tx_ring) > IXGB_TX_QUEUE_WAKE)) + (IXGB_DESC_UNUSED(tx_ring) >= DESC_NEEDED)) netif_wake_queue(netdev); spin_unlock(&adapter->tx_lock); } |
