IB/ipath: Optimize completion queue entry insertion and polling

[safe/jmp/linux-2.6] / drivers / infiniband / hw / ipath / ipath_verbs.h

diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.h b/drivers/infiniband/hw/ipath/ipath_verbs.h
index a197229..9be9bf9 100644 (file)
--- a/drivers/infiniband/hw/ipath/ipath_verbs.h
+++ b/drivers/infiniband/hw/ipath/ipath_verbs.h
@@ -191,7 +191,11 @@ struct ipath_mmap_info {
 struct ipath_cq_wc {
        u32 head;               /* index of next entry to fill */
        u32 tail;               /* index of next ib_poll_cq() entry */
-       struct ib_uverbs_wc queue[1]; /* this is actually size ibcq.cqe + 1 */
+       union {
+               /* these are actually size ibcq.cqe + 1 */
+               struct ib_uverbs_wc uqueue[0];
+               struct ib_wc kqueue[0];
+       };
 };
 
 /*