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authorJan-Bernd Themann <ossthema@de.ibm.com>2010-06-15 05:35:16 +0000
committerDavid S. Miller <davem@davemloft.net>2010-06-16 18:05:26 -0700
commita91fb143de61dce847e319ca79b9937a665ad622 (patch)
tree168a8dbf4cd8408747972d0ddec741ac8c358b9c /drivers/net/ehea
parent756725064fe6abbcdb43b1e64d017649b828be35 (diff)
downloadop-kernel-dev-a91fb143de61dce847e319ca79b9937a665ad622.zip
op-kernel-dev-a91fb143de61dce847e319ca79b9937a665ad622.tar.gz
ehea: fix delayed packet processing
In the eHEA poll function an rmb() is required. Without that some packets on the receive queue are not seen and thus delayed until the next interrupt is handled for the same receive queue. Signed-off-by: Jan-Bernd Themann <themann@de.ibm.com> Signed-off-by: Jay Vosburgh <fubar@us.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ehea')
-rw-r--r--drivers/net/ehea/ehea_main.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index f547894..fd890fa 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -867,6 +867,7 @@ static int ehea_poll(struct napi_struct *napi, int budget)
ehea_reset_cq_ep(pr->send_cq);
ehea_reset_cq_n1(pr->recv_cq);
ehea_reset_cq_n1(pr->send_cq);
+ rmb();
cqe = ehea_poll_rq1(pr->qp, &wqe_index);
cqe_skb = ehea_poll_cq(pr->send_cq);
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