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| author | Arnd Bergmann <arnd@arndb.de> | 2013-04-09 15:29:20 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2013-04-09 15:29:43 +0200 |
| commit | 44c0d2377539fafd1023ec7e16765b71c7f4fbce (patch) | |
| tree | 49065c2af83c723f150bf636939790ad3108a897 /drivers/iommu/amd_iommu.c | |
| parent | 8024206dbf4e0701f0cdf259a122ea23db3a7a16 (diff) | |
| parent | 07961ac7c0ee8b546658717034fe692fd12eefa9 (diff) | |
| download | olio-linux-3.10-44c0d2377539fafd1023ec7e16765b71c7f4fbce.tar.xz olio-linux-3.10-44c0d2377539fafd1023ec7e16765b71c7f4fbce.zip | |
Merge tag 'v3.9-rc5' into next/cleanup
This is a dependency for the mxs/cleanup branch.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/iommu/amd_iommu.c')
| -rw-r--r-- | drivers/iommu/amd_iommu.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 98f555dafb5..b287ca33833 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -2466,18 +2466,16 @@ static int device_change_notifier(struct notifier_block *nb, /* allocate a protection domain if a device is added */ dma_domain = find_protection_domain(devid); - if (dma_domain) - goto out; - dma_domain = dma_ops_domain_alloc(); - if (!dma_domain) - goto out; - dma_domain->target_dev = devid; - - spin_lock_irqsave(&iommu_pd_list_lock, flags); - list_add_tail(&dma_domain->list, &iommu_pd_list); - spin_unlock_irqrestore(&iommu_pd_list_lock, flags); + if (!dma_domain) { + dma_domain = dma_ops_domain_alloc(); + if (!dma_domain) + goto out; + dma_domain->target_dev = devid; - dev_data = get_dev_data(dev); + spin_lock_irqsave(&iommu_pd_list_lock, flags); + list_add_tail(&dma_domain->list, &iommu_pd_list); + spin_unlock_irqrestore(&iommu_pd_list_lock, flags); + } dev->archdata.dma_ops = &amd_iommu_dma_ops; |