From: Feras Daoud <ferasda@xxxxxxxxxxxx>
Set IPOIB_NEIGH_TBL_FLUSH bit after initializing the neighbor
flushed completion, otherwise the garbage collector may signal
a completion while it is not initialized yet.
Fixes: b63b70d87741 ("IPoIB: Use a private hash table for path lookup in xmit path")
Signed-off-by: Feras Daoud <ferasda@xxxxxxxxxxxx>
Signed-off-by: Alex Vesker <valex@xxxxxxxxxxxx>
Signed-off-by: Leon Romanovsky <leon@xxxxxxxxxx>
---
drivers/infiniband/ulp/ipoib/ipoib_main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index 8b7ec15a9d6e..f4403c52cd67 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -1560,6 +1560,7 @@ static void ipoib_flush_neighs(struct ipoib_dev_priv *priv)
int i, wait_flushed = 0;
init_completion(&priv->ntbl.flushed);
+ set_bit(IPOIB_NEIGH_TBL_FLUSH, &priv->flags);
spin_lock_irqsave(&priv->lock, flags);
@@ -1604,7 +1605,6 @@ static void ipoib_neigh_hash_uninit(struct net_device *dev)
ipoib_dbg(priv, "ipoib_neigh_hash_uninit\n");
init_completion(&priv->ntbl.deleted);
- set_bit(IPOIB_NEIGH_TBL_FLUSH, &priv->flags);
/* Stop GC if called at init fail need to cancel work */
stopped = test_and_set_bit(IPOIB_STOP_NEIGH_GC, &priv->flags);
--
2.13.3
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