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authorShreyas Bhatewara <sbhatewara@vmware.com>2011-01-14 15:00:03 +0000
committerDavid S. Miller <davem@davemloft.net>2011-01-15 21:21:14 -0800
commit7e96fbf2320782fb8f0970928026105cd34b41bd (patch)
tree90cc51df4564ccc41ff9891f8d863f1a82988aad /drivers/net
parent83d0feffc5695d7dc24c6b8dac9ab265533beb78 (diff)
vmxnet3: Dont allocate extra MSI-x vectors
In case of single tx and rx queues, three MSI-x vectors are allocated instead of two. This patch fixes that. Signed-off-by: Shreyas N Bhatewara <sbhatewara@vmware.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/vmxnet3/vmxnet3_drv.c4
-rw-r--r--drivers/net/vmxnet3/vmxnet3_int.h6
2 files changed, 5 insertions, 5 deletions
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 3b5b1347757..cc14b4a7504 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -2712,7 +2712,7 @@ vmxnet3_acquire_msix_vectors(struct vmxnet3_adapter *adapter,
break;
} else {
/* If fails to enable required number of MSI-x vectors
- * try enabling 3 of them. One each for rx, tx and event
+ * try enabling minimum number of vectors required.
*/
vectors = vector_threshold;
printk(KERN_ERR "Failed to enable %d MSI-X for %s, try"
@@ -2774,7 +2774,7 @@ vmxnet3_alloc_intr_resources(struct vmxnet3_adapter *adapter)
*/
if (err == VMXNET3_LINUX_MIN_MSIX_VECT) {
if (adapter->share_intr != VMXNET3_INTR_BUDDYSHARE
- || adapter->num_rx_queues != 2) {
+ || adapter->num_rx_queues != 1) {
adapter->share_intr = VMXNET3_INTR_TXSHARE;
printk(KERN_ERR "Number of rx queues : 1\n");
adapter->num_rx_queues = 1;
diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h
index 474f5df5218..fb5d245ac87 100644
--- a/drivers/net/vmxnet3/vmxnet3_int.h
+++ b/drivers/net/vmxnet3/vmxnet3_int.h
@@ -68,10 +68,10 @@
/*
* Version numbers
*/
-#define VMXNET3_DRIVER_VERSION_STRING "1.0.16.0-k"
+#define VMXNET3_DRIVER_VERSION_STRING "1.0.25.0-k"
/* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */
-#define VMXNET3_DRIVER_VERSION_NUM 0x01001000
+#define VMXNET3_DRIVER_VERSION_NUM 0x01001900
#if defined(CONFIG_PCI_MSI)
/* RSS only makes sense if MSI-X is supported. */
@@ -289,7 +289,7 @@ struct vmxnet3_rx_queue {
#define VMXNET3_LINUX_MAX_MSIX_VECT (VMXNET3_DEVICE_MAX_TX_QUEUES + \
VMXNET3_DEVICE_MAX_RX_QUEUES + 1)
-#define VMXNET3_LINUX_MIN_MSIX_VECT 3 /* 1 for each : tx, rx and event */
+#define VMXNET3_LINUX_MIN_MSIX_VECT 2 /* 1 for tx-rx pair and 1 for event */
struct vmxnet3_intr {