| Message ID | 871ty4xo7m.fsf_-_@xmission.com |
|---|---|
| State | Accepted, archived |
| Delegated to: | David Miller |
| Headers | show |
diff --git a/drivers/net/ethernet/tile/tilepro.c b/drivers/net/ethernet/tile/tilepro.c index edb2e12a0fe2..44b186aa932c 100644 --- a/drivers/net/ethernet/tile/tilepro.c +++ b/drivers/net/ethernet/tile/tilepro.c @@ -831,6 +831,9 @@ static int tile_net_poll(struct napi_struct *napi, int budget) unsigned int work = 0; + if (budget <= 0) + goto done; + while (priv->active) { int index = qup->__packet_receive_read; if (index == qsp->__packet_receive_queue.__packet_write)
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> --- drivers/net/ethernet/tile/tilepro.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)