Displaying 11 results from an estimated 11 matches for "ttm_vm_op".
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ttm_vm_ops
2018 Apr 15
0
[RFC] Rewrite page fault interception in TTM drivers
...ivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c
index ee2340e31f06..d2c76a3d6816 100644
--- a/drivers/gpu/drm/qxl/qxl_ttm.c
+++ b/drivers/gpu/drm/qxl/qxl_ttm.c
@@ -102,21 +102,23 @@ static void qxl_ttm_global_fini(struct qxl_device *qdev)
}
}
-static struct vm_operations_struct qxl_ttm_vm_ops;
-static const struct vm_operations_struct *ttm_vm_ops;
-
static int qxl_ttm_fault(struct vm_fault *vmf)
{
struct ttm_buffer_object *bo;
- int r;
bo = (struct ttm_buffer_object *)vmf->vma->vm_private_data;
if (bo == NULL)
return VM_FAULT_NOPAGE;
- r = ttm_vm_ops->fault(vmf);...
2019 Aug 08
0
[PATCH v4 14/17] drm/qxl: drop qxl_ttm_fault
...qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c
index 3a24145dd516..41edbde0e37e 100644
--- a/drivers/gpu/drm/qxl/qxl_ttm.c
+++ b/drivers/gpu/drm/qxl/qxl_ttm.c
@@ -48,24 +48,8 @@ static struct qxl_device *qxl_get_qdev(struct ttm_bo_device *bdev)
return qdev;
}
-static struct vm_operations_struct qxl_ttm_vm_ops;
-static const struct vm_operations_struct *ttm_vm_ops;
-
-static vm_fault_t qxl_ttm_fault(struct vm_fault *vmf)
-{
- struct ttm_buffer_object *bo;
- vm_fault_t ret;
-
- bo = (struct ttm_buffer_object *)vmf->vma->vm_private_data;
- if (bo == NULL)
- return VM_FAULT_NOPAGE;
- ret = ttm_vm_op...
2019 Oct 17
0
[PATCH 1/5] drm/qxl: drop qxl_ttm_fault
...qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c
index cbc6c2ba8630..dba925589e17 100644
--- a/drivers/gpu/drm/qxl/qxl_ttm.c
+++ b/drivers/gpu/drm/qxl/qxl_ttm.c
@@ -48,24 +48,8 @@ static struct qxl_device *qxl_get_qdev(struct ttm_bo_device *bdev)
return qdev;
}
-static struct vm_operations_struct qxl_ttm_vm_ops;
-static const struct vm_operations_struct *ttm_vm_ops;
-
-static vm_fault_t qxl_ttm_fault(struct vm_fault *vmf)
-{
- struct ttm_buffer_object *bo;
- vm_fault_t ret;
-
- bo = (struct ttm_buffer_object *)vmf->vma->vm_private_data;
- if (bo == NULL)
- return VM_FAULT_NOPAGE;
- ret = ttm_vm_op...
2015 Mar 24
10
[PATCH] Add virtio gpu driver.
...gpu_device *vgdev)
+{
+ if (vgdev->mman.mem_global_referenced) {
+ drm_global_item_unref(&vgdev->mman.bo_global_ref.ref);
+ drm_global_item_unref(&vgdev->mman.mem_global_ref);
+ vgdev->mman.mem_global_referenced = false;
+ }
+}
+
+static struct vm_operations_struct virtio_gpu_ttm_vm_ops;
+static const struct vm_operations_struct *ttm_vm_ops;
+
+static int virtio_gpu_ttm_fault(struct vm_area_struct *vma,
+ struct vm_fault *vmf)
+{
+ struct ttm_buffer_object *bo;
+ struct virtio_gpu_device *vgdev;
+ int r;
+
+ bo = (struct ttm_buffer_object *)vma->vm_private_data;
+ if (bo ==...
2015 Mar 24
10
[PATCH] Add virtio gpu driver.
...gpu_device *vgdev)
+{
+ if (vgdev->mman.mem_global_referenced) {
+ drm_global_item_unref(&vgdev->mman.bo_global_ref.ref);
+ drm_global_item_unref(&vgdev->mman.mem_global_ref);
+ vgdev->mman.mem_global_referenced = false;
+ }
+}
+
+static struct vm_operations_struct virtio_gpu_ttm_vm_ops;
+static const struct vm_operations_struct *ttm_vm_ops;
+
+static int virtio_gpu_ttm_fault(struct vm_area_struct *vma,
+ struct vm_fault *vmf)
+{
+ struct ttm_buffer_object *bo;
+ struct virtio_gpu_device *vgdev;
+ int r;
+
+ bo = (struct ttm_buffer_object *)vma->vm_private_data;
+ if (bo ==...
2015 Mar 24
0
[PATCH] Add virtio gpu driver.
...gt;mman.mem_global_referenced) {
> + drm_global_item_unref(&vgdev->mman.bo_global_ref.ref);
> + drm_global_item_unref(&vgdev->mman.mem_global_ref);
> + vgdev->mman.mem_global_referenced = false;
> + }
> +}
> +
> +static struct vm_operations_struct virtio_gpu_ttm_vm_ops;
> +static const struct vm_operations_struct *ttm_vm_ops;
> +
> +static int virtio_gpu_ttm_fault(struct vm_area_struct *vma,
> + struct vm_fault *vmf)
> +{
> + struct ttm_buffer_object *bo;
> + struct virtio_gpu_device *vgdev;
> + int r;
> +
> + bo = (struct ttm_bu...
2015 Mar 24
0
[PATCH] Add virtio gpu driver.
...gt;mman.mem_global_referenced) {
> + drm_global_item_unref(&vgdev->mman.bo_global_ref.ref);
> + drm_global_item_unref(&vgdev->mman.mem_global_ref);
> + vgdev->mman.mem_global_referenced = false;
> + }
> +}
> +
> +static struct vm_operations_struct virtio_gpu_ttm_vm_ops;
> +static const struct vm_operations_struct *ttm_vm_ops;
> +
> +static int virtio_gpu_ttm_fault(struct vm_area_struct *vma,
> + struct vm_fault *vmf)
> +{
> + struct ttm_buffer_object *bo;
> + struct virtio_gpu_device *vgdev;
> + int r;
> +
> + bo = (struct ttm_bu...
2015 May 22
1
[PATCH v3 4/4] Add virtio gpu driver.
...drm_global_item_unref(&vgdev->mman.mem_global_ref);
+ vgdev->mman.mem_global_referenced = false;
+ }
+}
+
+#if 0
+/*
+ * Hmm, seems to not do anything useful. Leftover debug hack?
+ * Something like printing pagefaults to kernel log?
+ */
+static struct vm_operations_struct virtio_gpu_ttm_vm_ops;
+static const struct vm_operations_struct *ttm_vm_ops;
+
+static int virtio_gpu_ttm_fault(struct vm_area_struct *vma,
+ struct vm_fault *vmf)
+{
+ struct ttm_buffer_object *bo;
+ struct virtio_gpu_device *vgdev;
+ int r;
+
+ bo = (struct ttm_buffer_object *)vma->vm_private_data;
+ if (bo ==...
2015 May 22
1
[PATCH v3 4/4] Add virtio gpu driver.
...drm_global_item_unref(&vgdev->mman.mem_global_ref);
+ vgdev->mman.mem_global_referenced = false;
+ }
+}
+
+#if 0
+/*
+ * Hmm, seems to not do anything useful. Leftover debug hack?
+ * Something like printing pagefaults to kernel log?
+ */
+static struct vm_operations_struct virtio_gpu_ttm_vm_ops;
+static const struct vm_operations_struct *ttm_vm_ops;
+
+static int virtio_gpu_ttm_fault(struct vm_area_struct *vma,
+ struct vm_fault *vmf)
+{
+ struct ttm_buffer_object *bo;
+ struct virtio_gpu_device *vgdev;
+ int r;
+
+ bo = (struct ttm_buffer_object *)vma->vm_private_data;
+ if (bo ==...
2015 Apr 01
3
[PATCH v2 3/4] Add virtio gpu driver.
...drm_global_item_unref(&vgdev->mman.mem_global_ref);
+ vgdev->mman.mem_global_referenced = false;
+ }
+}
+
+#if 0
+/*
+ * Hmm, seems to not do anything useful. Leftover debug hack?
+ * Something like printing pagefaults to kernel log?
+ */
+static struct vm_operations_struct virtio_gpu_ttm_vm_ops;
+static const struct vm_operations_struct *ttm_vm_ops;
+
+static int virtio_gpu_ttm_fault(struct vm_area_struct *vma,
+ struct vm_fault *vmf)
+{
+ struct ttm_buffer_object *bo;
+ struct virtio_gpu_device *vgdev;
+ int r;
+
+ bo = (struct ttm_buffer_object *)vma->vm_private_data;
+ if (bo ==...
2015 Apr 01
3
[PATCH v2 3/4] Add virtio gpu driver.
...drm_global_item_unref(&vgdev->mman.mem_global_ref);
+ vgdev->mman.mem_global_referenced = false;
+ }
+}
+
+#if 0
+/*
+ * Hmm, seems to not do anything useful. Leftover debug hack?
+ * Something like printing pagefaults to kernel log?
+ */
+static struct vm_operations_struct virtio_gpu_ttm_vm_ops;
+static const struct vm_operations_struct *ttm_vm_ops;
+
+static int virtio_gpu_ttm_fault(struct vm_area_struct *vma,
+ struct vm_fault *vmf)
+{
+ struct ttm_buffer_object *bo;
+ struct virtio_gpu_device *vgdev;
+ int r;
+
+ bo = (struct ttm_buffer_object *)vma->vm_private_data;
+ if (bo ==...