projects
/
firefly-linux-kernel-4.4.55.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
| inline |
side by side
Merge branches 'iommu/fixes', 'x86/amd', 'groups', 'arm/tegra' and 'api/domain-attr...
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
iommu
/
amd_iommu_v2.c
diff --git
a/drivers/iommu/amd_iommu_v2.c
b/drivers/iommu/amd_iommu_v2.c
index 77c28b721741f549354417a1ad37da8bc0161cf2..0d50f9afd37f97e432f66ae8123e102064088dc9 100644
(file)
--- a/
drivers/iommu/amd_iommu_v2.c
+++ b/
drivers/iommu/amd_iommu_v2.c
@@
-681,6
+681,8
@@
int amd_iommu_bind_pasid(struct pci_dev *pdev, int pasid,
atomic_set(&pasid_state->count, 1);
init_waitqueue_head(&pasid_state->wq);
+ spin_lock_init(&pasid_state->lock);
+
pasid_state->task = task;
pasid_state->mm = get_task_mm(task);
pasid_state->device_state = dev_state;