[PATCH rdma-rc] RDMA/vmw_pvrdma: Use atomic memory allocation in create AH

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Create address handle callback should not sleep, use GFP_ATOMIC instead
of GFP_KERNEL for memory allocation.

Fixes: 29c8d9eba550 ("IB: Add vmw_pvrdma driver")
Cc: Adit Ranadive <aditr@xxxxxxxxxx>
Signed-off-by: Gal Pressman <galpress@xxxxxxxxxx>
---
 drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c
index b65d10b0a875..f4cb5cf26006 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c
@@ -555,7 +555,7 @@ struct ib_ah *pvrdma_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr,
 	if (!atomic_add_unless(&dev->num_ahs, 1, dev->dsr->caps.max_ah))
 		return ERR_PTR(-ENOMEM);
 
-	ah = kzalloc(sizeof(*ah), GFP_KERNEL);
+	ah = kzalloc(sizeof(*ah), GFP_ATOMIC);
 	if (!ah) {
 		atomic_dec(&dev->num_ahs);
 		return ERR_PTR(-ENOMEM);
-- 
2.7.4




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