Alex,
shouldn't you send a pull request, that this land in 3.14-rc4?
Just in case...
Thanks,
Dieter
Am 20.02.2014 18:47, schrieb Christian König:
From: Christian König <christian.koenig@xxxxxxx>
Otherwise we might get a crash here.
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
---
drivers/gpu/drm/radeon/radeon_kms.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c
b/drivers/gpu/drm/radeon/radeon_kms.c
index 114d167..2aecd6d 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -537,6 +537,10 @@ int radeon_driver_open_kms(struct drm_device
*dev, struct drm_file *file_priv)
radeon_vm_init(rdev, &fpriv->vm);
+ r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false);
+ if (r)
+ return r;
+
/* map the ib pool buffer read only into
* virtual address space */
bo_va = radeon_vm_bo_add(rdev, &fpriv->vm,
@@ -544,6 +548,8 @@ int radeon_driver_open_kms(struct drm_device *dev,
struct drm_file *file_priv)
r = radeon_vm_bo_set_addr(rdev, bo_va, RADEON_VA_IB_OFFSET,
RADEON_VM_PAGE_READABLE |
RADEON_VM_PAGE_SNOOPED);
+
+ radeon_bo_unreserve(rdev->ring_tmp_bo.bo);
if (r) {
radeon_vm_fini(rdev, &fpriv->vm);
kfree(fpriv);
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