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Commit 0fde671b authored by Sami Liedes's avatar Sami Liedes Committed by Joerg Roedel
Browse files

iommu/tegra: Add missing spinlock initialization 



Fix tegra_smmu_probe() to initialize client_lock spinlocks in
per-address-space structures.

Signed-off-by: default avatarSami Liedes <sliedes@nvidia.com>
Signed-off-by: default avatarJoerg Roedel <joro@8bytes.org>
parent 88b62b91

drivers/iommu/tegra-smmu.c

+2 −1
Original line number Diff line number Diff line 
/*

 * IOMMU API for SMMU in Tegra30

 *

 * Copyright (c) 2011-2012, NVIDIA CORPORATION.  All rights reserved.

 * Copyright (c) 2011-2013, NVIDIA CORPORATION.  All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms and conditions of the GNU General Public License,
@@ -1216,6 +1216,7 @@ static int tegra_smmu_probe(struct platform_device *pdev) 
		as->pte_attr = _PTE_ATTR;



		spin_lock_init(&as->lock);

		spin_lock_init(&as->client_lock);

		INIT_LIST_HEAD(&as->client);

	}

	spin_lock_init(&smmu->lock);