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[V3,net-next,12/14] net/ena: change driver's default timeouts

Message ID 1485469096-5271-13-git-send-email-netanel@annapurnalabs.com
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

Netanel Belgazal Jan. 26, 2017, 10:18 p.m. UTC 
The timeouts were too agressive and sometimes cause false alarms.

Signed-off-by: Netanel Belgazal <netanel@annapurnalabs.com>
---
 drivers/net/ethernet/amazon/ena/ena_com.c    | 4 ++--
 drivers/net/ethernet/amazon/ena/ena_netdev.h | 6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)
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Patch

diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c
index 5518b1f..8029e7c 100644
--- a/drivers/net/ethernet/amazon/ena/ena_com.c
+++ b/drivers/net/ethernet/amazon/ena/ena_com.c
@@ -36,9 +36,9 @@ 
 /*****************************************************************************/
 
 /* Timeout in micro-sec */
-#define ADMIN_CMD_TIMEOUT_US (1000000)
+#define ADMIN_CMD_TIMEOUT_US (3000000)
 
-#define ENA_ASYNC_QUEUE_DEPTH 4
+#define ENA_ASYNC_QUEUE_DEPTH 16
 #define ENA_ADMIN_QUEUE_DEPTH 32
 
 #define MIN_ENA_VER (((ENA_COMMON_SPEC_VERSION_MAJOR) << \
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.h b/drivers/net/ethernet/amazon/ena/ena_netdev.h
index f0ddc11..efe0ea1 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.h
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.h
@@ -100,7 +100,7 @@ 
 /* Number of queues to check for missing queues per timer service */
 #define ENA_MONITORED_TX_QUEUES	4
 /* Max timeout packets before device reset */
-#define MAX_NUM_OF_TIMEOUTED_PACKETS 32
+#define MAX_NUM_OF_TIMEOUTED_PACKETS 128
 
 #define ENA_TX_RING_IDX_NEXT(idx, ring_size) (((idx) + 1) & ((ring_size) - 1))
 
@@ -116,9 +116,9 @@ 
 #define ENA_IO_IRQ_IDX(q)		(ENA_IO_IRQ_FIRST_IDX + (q))
 
 /* ENA device should send keep alive msg every 1 sec.
- * We wait for 3 sec just to be on the safe side.
+ * We wait for 6 sec just to be on the safe side.
  */
-#define ENA_DEVICE_KALIVE_TIMEOUT	(3 * HZ)
+#define ENA_DEVICE_KALIVE_TIMEOUT	(6 * HZ)
 
 #define ENA_MMIO_DISABLE_REG_READ	BIT(0)