This is a note to let you know that I've just added the patch titled
iommu/amd: Add missing spin_lock initialization
to the 3.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
iommu-amd-add-missing-spin_lock-initialization.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 2c13d47a1a7ee8808796016c617aef25fd1d1925 Mon Sep 17 00:00:00 2001
From: Joerg Roedel <[email protected]>
Date: Thu, 19 Jul 2012 10:56:10 +0200
Subject: iommu/amd: Add missing spin_lock initialization
From: Joerg Roedel <[email protected]>
commit 2c13d47a1a7ee8808796016c617aef25fd1d1925 upstream.
Add missing spin_lock initialization in
amd_iommu_bind_pasid() function and make lockdep happy
again.
Signed-off-by: Joerg Roedel <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/iommu/amd_iommu_v2.c | 2 ++
1 file changed, 2 insertions(+)
--- 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
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;
Patches currently in stable-queue which might be from [email protected] are
queue-3.4/iommu-amd-add-missing-spin_lock-initialization.patch
queue-3.4/iommu-amd-fix-hotplug-with-iommu-pt.patch
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