Merge v5.14-rc3 into usb-next

[linux-2.6-microblaze.git] / drivers / gpu / drm / amd / amdkfd / kfd_chardev.c

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 67541c3..e48acdd 100644 (file)
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -1393,7 +1393,6 @@ static int kfd_ioctl_map_memory_to_gpu(struct file *filep,
        long err = 0;
        int i;
        uint32_t *devices_arr = NULL;
-       bool table_freed = false;
 
        dev = kfd_device_by_id(GET_GPU_ID(args->handle));
        if (!dev)
@@ -1451,8 +1450,7 @@ static int kfd_ioctl_map_memory_to_gpu(struct file *filep,
                        goto get_mem_obj_from_handle_failed;
                }
                err = amdgpu_amdkfd_gpuvm_map_memory_to_gpu(
-                       peer->kgd, (struct kgd_mem *)mem,
-                       peer_pdd->drm_priv, &table_freed);
+                       peer->kgd, (struct kgd_mem *)mem, peer_pdd->drm_priv);
                if (err) {
                        pr_err("Failed to map to gpu %d/%d\n",
                               i, args->n_devices);
@@ -1470,17 +1468,16 @@ static int kfd_ioctl_map_memory_to_gpu(struct file *filep,
        }
 
        /* Flush TLBs after waiting for the page table updates to complete */
-       if (table_freed) {
-               for (i = 0; i < args->n_devices; i++) {
-                       peer = kfd_device_by_id(devices_arr[i]);
-                       if (WARN_ON_ONCE(!peer))
-                               continue;
-                       peer_pdd = kfd_get_process_device_data(peer, p);
-                       if (WARN_ON_ONCE(!peer_pdd))
-                               continue;
-                       kfd_flush_tlb(peer_pdd, TLB_FLUSH_LEGACY);
-               }
+       for (i = 0; i < args->n_devices; i++) {
+               peer = kfd_device_by_id(devices_arr[i]);
+               if (WARN_ON_ONCE(!peer))
+                       continue;
+               peer_pdd = kfd_get_process_device_data(peer, p);
+               if (WARN_ON_ONCE(!peer_pdd))
+                       continue;
+               kfd_flush_tlb(peer_pdd, TLB_FLUSH_LEGACY);
        }
+
        kfree(devices_arr);
 
        return err;
@@ -1568,27 +1565,10 @@ static int kfd_ioctl_unmap_memory_from_gpu(struct file *filep,
                }
                args->n_success = i+1;
        }
-       mutex_unlock(&p->mutex);
-
-       err = amdgpu_amdkfd_gpuvm_sync_memory(dev->kgd, (struct kgd_mem *) mem, true);
-       if (err) {
-               pr_debug("Sync memory failed, wait interrupted by user signal\n");
-               goto sync_memory_failed;
-       }
-
-       /* Flush TLBs after waiting for the page table updates to complete */
-       for (i = 0; i < args->n_devices; i++) {
-               peer = kfd_device_by_id(devices_arr[i]);
-               if (WARN_ON_ONCE(!peer))
-                       continue;
-               peer_pdd = kfd_get_process_device_data(peer, p);
-               if (WARN_ON_ONCE(!peer_pdd))
-                       continue;
-               kfd_flush_tlb(peer_pdd, TLB_FLUSH_HEAVYWEIGHT);
-       }
-
        kfree(devices_arr);
 
+       mutex_unlock(&p->mutex);
+
        return 0;
 
 bind_process_to_device_failed:
@@ -1596,7 +1576,6 @@ get_mem_obj_from_handle_failed:
 unmap_memory_from_gpu_failed:
        mutex_unlock(&p->mutex);
 copy_from_user_failed:
-sync_memory_failed:
        kfree(devices_arr);
        return err;
 }