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authorStefan Roscher <ossrosch@linux.vnet.ibm.com>2008-05-07 11:35:06 -0700
committerRoland Dreier <rolandd@cisco.com>2008-05-07 11:35:06 -0700
commit12137c593d127c6c1a3eb050674da047682badaf (patch)
treef615c55e363b550c7489aa0aceeb8d62c201fcad /drivers/infiniband/hw/ehca/ehca_classes.h
parentab69b3cf1219e0d07bb4ea373f36b1de38af531c (diff)
IB/ehca: Wait for async events to finish before destroying QP
This is necessary because, in a multicore environment, a race between uverbs async handler and destroy QP could occur. Signed-off-by: Stefan Roscher <stefan.roscher at de.ibm.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/ehca/ehca_classes.h')
-rw-r--r--drivers/infiniband/hw/ehca/ehca_classes.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_classes.h b/drivers/infiniband/hw/ehca/ehca_classes.h
index 00bab60f6de4..1e9e99a13933 100644
--- a/drivers/infiniband/hw/ehca/ehca_classes.h
+++ b/drivers/infiniband/hw/ehca/ehca_classes.h
@@ -192,6 +192,8 @@ struct ehca_qp {
int mtu_shift;
u32 message_count;
u32 packet_count;
+ atomic_t nr_events; /* events seen */
+ wait_queue_head_t wait_completion;
};
#define IS_SRQ(qp) (qp->ext_type == EQPT_SRQ)