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RDMA/vmw_pvrdma: Use atomic memory allocation in create AH

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[ Upstream commit a276a4d93b ]

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

Fixes: 29c8d9eba5 ("IB: Add vmw_pvrdma driver")
Cc: Adit Ranadive <aditr@vmware.com>
Signed-off-by: Gal Pressman <galpress@amazon.com>
Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Gal Pressman
2018-12-10 17:17:25 +02:00
committed by Greg Kroah-Hartman
parent 64694b276d
commit d2e3e3c3c1
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c
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@@ -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);