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| author | Jiri Kosina <jkosina@suse.cz> | 2011-09-15 15:08:05 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2011-09-15 15:08:18 +0200 |
| commit | e060c38434b2caa78efe7cedaff4191040b65a15 (patch) | |
| tree | 407361230bf6733f63d8e788e4b5e6566ee04818 /drivers/net/ibmveth.c | |
| parent | 10e4ac572eeffe5317019bd7330b6058a400dfc2 (diff) | |
| parent | cc39c6a9bbdebfcf1a7dee64d83bf302bc38d941 (diff) | |
| download | olio-linux-3.10-e060c38434b2caa78efe7cedaff4191040b65a15.tar.xz olio-linux-3.10-e060c38434b2caa78efe7cedaff4191040b65a15.zip | |
Merge branch 'master' into for-next
Fast-forward merge with Linus to be able to merge patches
based on more recent version of the tree.
Diffstat (limited to 'drivers/net/ibmveth.c')
| -rw-r--r-- | drivers/net/ibmveth.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c index 838c5b67376..3e667926940 100644 --- a/drivers/net/ibmveth.c +++ b/drivers/net/ibmveth.c @@ -43,7 +43,7 @@ #include <linux/ipv6.h> #include <linux/slab.h> #include <asm/hvcall.h> -#include <asm/atomic.h> +#include <linux/atomic.h> #include <asm/vio.h> #include <asm/iommu.h> #include <asm/firmware.h> @@ -395,7 +395,7 @@ static inline struct sk_buff *ibmveth_rxq_get_buffer(struct ibmveth_adapter *ada } /* recycle the current buffer on the rx queue */ -static void ibmveth_rxq_recycle_buffer(struct ibmveth_adapter *adapter) +static int ibmveth_rxq_recycle_buffer(struct ibmveth_adapter *adapter) { u32 q_index = adapter->rx_queue.index; u64 correlator = adapter->rx_queue.queue_addr[q_index].correlator; @@ -403,6 +403,7 @@ static void ibmveth_rxq_recycle_buffer(struct ibmveth_adapter *adapter) unsigned int index = correlator & 0xffffffffUL; union ibmveth_buf_desc desc; unsigned long lpar_rc; + int ret = 1; BUG_ON(pool >= IBMVETH_NUM_BUFF_POOLS); BUG_ON(index >= adapter->rx_buff_pool[pool].size); @@ -410,7 +411,7 @@ static void ibmveth_rxq_recycle_buffer(struct ibmveth_adapter *adapter) if (!adapter->rx_buff_pool[pool].active) { ibmveth_rxq_harvest_buffer(adapter); ibmveth_free_buffer_pool(adapter, &adapter->rx_buff_pool[pool]); - return; + goto out; } desc.fields.flags_len = IBMVETH_BUF_VALID | @@ -423,12 +424,16 @@ static void ibmveth_rxq_recycle_buffer(struct ibmveth_adapter *adapter) netdev_dbg(adapter->netdev, "h_add_logical_lan_buffer failed " "during recycle rc=%ld", lpar_rc); ibmveth_remove_buffer_from_pool(adapter, adapter->rx_queue.queue_addr[adapter->rx_queue.index].correlator); + ret = 0; } if (++adapter->rx_queue.index == adapter->rx_queue.num_slots) { adapter->rx_queue.index = 0; adapter->rx_queue.toggle = !adapter->rx_queue.toggle; } + +out: + return ret; } static void ibmveth_rxq_harvest_buffer(struct ibmveth_adapter *adapter) @@ -1084,8 +1089,9 @@ restart_poll: if (rx_flush) ibmveth_flush_buffer(skb->data, length + offset); + if (!ibmveth_rxq_recycle_buffer(adapter)) + kfree_skb(skb); skb = new_skb; - ibmveth_rxq_recycle_buffer(adapter); } else { ibmveth_rxq_harvest_buffer(adapter); skb_reserve(skb, offset); |