diff options
| author | Michael Chan <mchan@broadcom.com> | 2010-10-18 10:30:54 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-10-21 06:09:47 -0400 |
| commit | fdb246f526e422b18b48d578085c01ab28ec2c33 (patch) | |
| tree | 03eccfaf3de2dfb2c40563d1df52c9a5efb769f9 /drivers | |
| parent | 3511c9132f8b1e1b5634e41a3331c44b0c13be70 (diff) | |
bnx2: Increase max rx ring size from 1K to 2K
A number of customers are reporting packet loss under certain workloads
(e.g. heavy bursts of small packets) with flow control disabled. A larger
rx ring helps to prevent these losses.
No change in default rx ring size and memory consumption.
Signed-off-by: Andy Gospodarek <andy@greyhouse.net>
Acked-by: John Feeney <jfeeney@redhat.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/bnx2.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h index 4f44db68c802..bf4c3421067d 100644 --- a/drivers/net/bnx2.h +++ b/drivers/net/bnx2.h | |||
| @@ -6502,8 +6502,8 @@ struct l2_fhdr { | |||
| 6502 | #define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct tx_bd)) | 6502 | #define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct tx_bd)) |
| 6503 | #define MAX_TX_DESC_CNT (TX_DESC_CNT - 1) | 6503 | #define MAX_TX_DESC_CNT (TX_DESC_CNT - 1) |
| 6504 | 6504 | ||
| 6505 | #define MAX_RX_RINGS 4 | 6505 | #define MAX_RX_RINGS 8 |
| 6506 | #define MAX_RX_PG_RINGS 16 | 6506 | #define MAX_RX_PG_RINGS 32 |
| 6507 | #define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct rx_bd)) | 6507 | #define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct rx_bd)) |
| 6508 | #define MAX_RX_DESC_CNT (RX_DESC_CNT - 1) | 6508 | #define MAX_RX_DESC_CNT (RX_DESC_CNT - 1) |
| 6509 | #define MAX_TOTAL_RX_DESC_CNT (MAX_RX_DESC_CNT * MAX_RX_RINGS) | 6509 | #define MAX_TOTAL_RX_DESC_CNT (MAX_RX_DESC_CNT * MAX_RX_RINGS) |