diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_chardev.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c index c37f1fcd2165..f6d4748c1980 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c @@ -1021,7 +1021,7 @@ err_drm_file: bool kfd_dev_is_large_bar(struct kfd_node *dev) { - if (debug_largebar) { + if (dev->kfd->adev->debug_largebar) { pr_debug("Simulate large-bar allocation on non large-bar machine\n"); return true; } @@ -1432,17 +1432,21 @@ static int kfd_ioctl_unmap_memory_from_gpu(struct file *filep, goto sync_memory_failed; } } - mutex_unlock(&p->mutex); - if (flush_tlb) { - /* Flush TLBs after waiting for the page table updates to complete */ - for (i = 0; i < args->n_devices; i++) { - peer_pdd = kfd_process_device_data_by_id(p, devices_arr[i]); - if (WARN_ON_ONCE(!peer_pdd)) - continue; + /* Flush TLBs after waiting for the page table updates to complete */ + for (i = 0; i < args->n_devices; i++) { + peer_pdd = kfd_process_device_data_by_id(p, devices_arr[i]); + if (WARN_ON_ONCE(!peer_pdd)) + continue; + if (flush_tlb) kfd_flush_tlb(peer_pdd, TLB_FLUSH_HEAVYWEIGHT); - } + + /* Remove dma mapping after tlb flush to avoid IO_PAGE_FAULT */ + amdgpu_amdkfd_gpuvm_dmaunmap_mem(mem, peer_pdd->drm_priv); } + + mutex_unlock(&p->mutex); + kfree(devices_arr); return 0; |