int qxl_surface_id_alloc(struct qxl_device *qdev,
struct qxl_bo *surf)
{
- uint32_t handle = -ENOMEM;
+ uint32_t handle;
int idr_ret;
int count = 0;
again:
- if (idr_pre_get(&qdev->surf_id_idr, GFP_ATOMIC) == 0) {
- DRM_ERROR("Out of memory for surf idr\n");
- kfree(surf);
- goto alloc_fail;
- }
-
+ idr_preload(GFP_ATOMIC);
spin_lock(&qdev->surf_id_idr_lock);
- idr_ret = idr_get_new_above(&qdev->surf_id_idr, NULL, 1, &handle);
+ idr_ret = idr_alloc(&qdev->surf_id_idr, NULL, 1, 0, GFP_NOWAIT);
spin_unlock(&qdev->surf_id_idr_lock);
-
- if (idr_ret == -EAGAIN)
- goto again;
+ idr_preload_end();
+ if (idr_ret < 0)
+ return idr_ret;
+ handle = idr_ret;
if (handle >= qdev->rom->n_surfaces) {
count++;
spin_lock(&qdev->surf_id_idr_lock);
qdev->last_alloced_surf_id = handle;
spin_unlock(&qdev->surf_id_idr_lock);
- alloc_fail:
return 0;
}
struct qxl_release **ret)
{
struct qxl_release *release;
- int handle = 0;
+ int handle;
size_t size = sizeof(*release);
int idr_ret;
release->bo_count = 0;
release->release_offset = 0;
release->surface_release_id = 0;
-again:
- if (idr_pre_get(&qdev->release_idr, GFP_KERNEL) == 0) {
- DRM_ERROR("Out of memory for release idr\n");
- kfree(release);
- goto release_fail;
- }
+
+ idr_preload(GFP_KERNEL);
spin_lock(&qdev->release_idr_lock);
- idr_ret = idr_get_new_above(&qdev->release_idr, release, 1, &handle);
+ idr_ret = idr_alloc(&qdev->release_idr, release, 1, 0, GFP_NOWAIT);
spin_unlock(&qdev->release_idr_lock);
- if (idr_ret == -EAGAIN)
- goto again;
- if (ret)
- *ret = release;
+ idr_preload_end();
+ handle = idr_ret;
+ if (idr_ret < 0)
+ goto release_fail;
+ *ret = release;
QXL_INFO(qdev, "allocated release %lld\n", handle);
release->id = handle;
release_fail: