diff options
| author | Eric W. Biederman <ebiederm@xmission.com> | 2014-03-14 18:03:50 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-03-14 22:52:47 -0400 |
| commit | cb013ea12cf71fe5ec2f7939909cec4491409724 (patch) | |
| tree | 3ac4ccf0b78811d448844c5a3bbb9a3dbcb5d52f | |
| parent | 9b2c05713edb56a338536ab26541e155763c0961 (diff) | |
| download | linux-cb013ea12cf71fe5ec2f7939909cec4491409724.tar.bz2 | |
ibmveth: Don't receive packets when the napi budget == 0
Processing any incoming packets with a with a napi budget of 0
is incorrect driver behavior.
This matters as netpoll will shortly call drivers with a budget of 0
to avoid receive packet processing happening in hard irq context.
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/ibm/ibmveth.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c index 1fc8334fc181..e75bdfcd1374 100644 --- a/drivers/net/ethernet/ibm/ibmveth.c +++ b/drivers/net/ethernet/ibm/ibmveth.c @@ -1072,7 +1072,7 @@ static int ibmveth_poll(struct napi_struct *napi, int budget) unsigned long lpar_rc; restart_poll: - do { + while (frames_processed < budget) { if (!ibmveth_rxq_pending_buffer(adapter)) break; @@ -1121,7 +1121,7 @@ restart_poll: netdev->stats.rx_bytes += length; frames_processed++; } - } while (frames_processed < budget); + } ibmveth_replenish_task(adapter); |