X-Git-Url: https://git.pld-linux.org/?p=packages%2Fxorg-driver-video-nvidia-legacy-390xx.git;a=blobdiff_plain;f=kernel-5.8-uvm.patch;fp=kernel-5.8-uvm.patch;h=f76ea51b658a50b3b75ae9183fc5d0f12393712e;hp=0000000000000000000000000000000000000000;hb=23fbb02dd40c468db030d5559e963694ebf73487;hpb=e94cfbe3cc8a5ff1ce8c915301c2e531cf6eae89 diff --git a/kernel-5.8-uvm.patch b/kernel-5.8-uvm.patch new file mode 100644 index 0000000..f76ea51 --- /dev/null +++ b/kernel-5.8-uvm.patch @@ -0,0 +1,621 @@ +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8.c~ 2020-05-14 14:29:23.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8.c 2020-08-16 21:17:54.577960591 +0200 +@@ -298,7 +298,11 @@ + } + + // At this point we are guaranteed that the mmap_sem is held in write mode. ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_record_lock_mmap_sem_write(¤t->mm->mmap_sem); ++#else ++ uvm_record_lock_mmap_sem_write(¤t->mm->mmap_lock); ++#endif + + // Split vmas should always fall entirely within the old one, and be on one + // side. +@@ -347,7 +351,11 @@ + + out: + uvm_va_space_up_write(va_space); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_record_unlock_mmap_sem_write(¤t->mm->mmap_sem); ++#else ++ uvm_record_unlock_mmap_sem_write(¤t->mm->mmap_lock); ++#endif + } + + static void uvm_vm_close_managed(struct vm_area_struct *vma) +@@ -357,7 +365,11 @@ + bool is_uvm_teardown = false; + + if (current->mm != NULL) ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_record_lock_mmap_sem_write(¤t->mm->mmap_sem); ++#else ++ uvm_record_lock_mmap_sem_write(¤t->mm->mmap_lock); ++#endif + + if (current->mm == NULL) { + // current->mm will be NULL on process teardown. In that case, we want +@@ -387,7 +399,11 @@ + uvm_va_space_up_write(va_space); + + if (current->mm != NULL) ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_record_unlock_mmap_sem_write(¤t->mm->mmap_sem); ++#else ++ uvm_record_unlock_mmap_sem_write(¤t->mm->mmap_lock); ++#endif + } + + static vm_fault_t uvm_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) +@@ -415,7 +431,11 @@ + // The mmap_sem might be held in write mode, but the mode doesn't matter for + // the purpose of lock ordering and we don't rely on it being in write + // anywhere so just record it as read mode in all cases. ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_record_lock_mmap_sem_read(&vma->vm_mm->mmap_sem); ++#else ++ uvm_record_lock_mmap_sem_read(&vma->vm_mm->mmap_lock); ++#endif + + do { + bool do_sleep = false; +@@ -475,7 +495,11 @@ + uvm_gpu_retain_mask(&service_context->cpu.fault_gpus_to_check_for_ecc); + + uvm_va_space_up_read(va_space); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_record_unlock_mmap_sem_read(&vma->vm_mm->mmap_sem); ++#else ++ uvm_record_unlock_mmap_sem_read(&vma->vm_mm->mmap_lock); ++#endif + + if (status == NV_OK) { + uvm_gpu_t *gpu; +@@ -540,7 +564,11 @@ + bool is_fork = (vma->vm_mm != origin_vma->vm_mm); + NV_STATUS status; + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_record_lock_mmap_sem_write(¤t->mm->mmap_sem); ++#else ++ uvm_record_lock_mmap_sem_write(¤t->mm->mmap_lock); ++#endif + + uvm_va_space_down_write(va_space); + +@@ -578,7 +606,11 @@ + + uvm_va_space_up_write(va_space); + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_record_unlock_mmap_sem_write(¤t->mm->mmap_sem); ++#else ++ uvm_record_unlock_mmap_sem_write(¤t->mm->mmap_lock); ++#endif + } + + // vm operations on semaphore pool allocations only control CPU mappings. Unmapping GPUs, +@@ -588,7 +620,11 @@ + uvm_va_space_t *va_space = uvm_va_space_get(vma->vm_file); + + if (current->mm != NULL) ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_record_lock_mmap_sem_write(¤t->mm->mmap_sem); ++#else ++ uvm_record_lock_mmap_sem_write(¤t->mm->mmap_lock); ++#endif + + uvm_va_space_down_read(va_space); + +@@ -597,7 +633,11 @@ + uvm_va_space_up_read(va_space); + + if (current->mm != NULL) ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_record_unlock_mmap_sem_write(¤t->mm->mmap_sem); ++#else ++ uvm_record_unlock_mmap_sem_write(¤t->mm->mmap_lock); ++#endif + } + + static struct vm_operations_struct uvm_vm_ops_semaphore_pool = +@@ -623,7 +663,11 @@ + if (status != NV_OK) + return -nv_status_to_errno(status); + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_record_lock_mmap_sem_write(¤t->mm->mmap_sem); ++#else ++ uvm_record_lock_mmap_sem_write(¤t->mm->mmap_lock); ++#endif + + // UVM mappings are required to set offset == VA. This simplifies things + // since we don't have to worry about address aliasing (except for fork, +@@ -709,7 +753,11 @@ + if (ret != 0 && vma_wrapper_allocated) + uvm_vma_wrapper_destroy(vma->vm_private_data); + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_record_unlock_mmap_sem_write(¤t->mm->mmap_sem); ++#else ++ uvm_record_unlock_mmap_sem_write(¤t->mm->mmap_lock); ++#endif + + return ret; + } +@@ -849,7 +897,11 @@ + if ((params->flags & ~UVM_INIT_FLAGS_MASK)) + return NV_ERR_INVALID_ARGUMENT; + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_write_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_down_write_mmap_sem(¤t->mm->mmap_lock); ++#endif + uvm_va_space_down_write(va_space); + + if (va_space->initialized) { +@@ -868,7 +920,11 @@ + } + + uvm_va_space_up_write(va_space); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_write_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_up_write_mmap_sem(¤t->mm->mmap_lock); ++#endif + + return status; + } +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_gpu_replayable_faults.c~ 2020-05-14 14:29:23.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_gpu_replayable_faults.c 2020-08-16 21:19:01.838196966 +0200 +@@ -1423,7 +1423,11 @@ + // TODO: Bug 1896767: See the comments on unsafe_mm in uvm8_va_space.h. + // We can only get here when loaded in ATS mode (uvm8_ats_mode=1). + if (va_space->unsafe_mm) ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_read_mmap_sem(&va_space->unsafe_mm->mmap_sem); ++#else ++ uvm_down_read_mmap_sem(&va_space->unsafe_mm->mmap_lock); ++#endif + #endif + } + +@@ -1433,7 +1437,11 @@ + // TODO: Bug 1896767: See the comments on unsafe_mm in uvm8_va_space.h. + // We can only get here when loaded in ATS mode (uvm8_ats_mode=1). + if (va_space->unsafe_mm) ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_read_mmap_sem(&va_space->unsafe_mm->mmap_sem); ++#else ++ uvm_up_read_mmap_sem(&va_space->unsafe_mm->mmap_lock); ++#endif + #endif + } + +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_hmm.c~ 2020-05-14 14:29:24.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_hmm.c 2020-08-16 21:19:29.444957178 +0200 +@@ -113,7 +113,11 @@ + if (!uvm_hmm_is_enabled()) + return NV_OK; + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_assert_mmap_sem_locked_write(¤t->mm->mmap_sem); ++#else ++ uvm_assert_mmap_sem_locked_write(¤t->mm->mmap_lock); ++#endif + uvm_assert_rwsem_locked_write(&va_space->lock); + + UVM_ASSERT_MSG(!(va_space->initialization_flags & UVM_INIT_FLAGS_DISABLE_HMM), +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_mem.c~ 2020-05-14 14:29:23.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_mem.c 2020-08-16 21:21:03.818596808 +0200 +@@ -479,7 +479,11 @@ + + UVM_ASSERT(uvm_mem_is_sysmem(mem)); + UVM_ASSERT(mem->is_user_allocation); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_assert_mmap_sem_locked(&vma->vm_mm->mmap_sem); ++#else ++ uvm_assert_mmap_sem_locked(&vma->vm_mm->mmap_lock); ++#endif + + // TODO: Bug 1995015: high-order page allocations need to be allocated as + // compound pages in order to be able to use vm_insert_page on them. This +@@ -503,7 +507,11 @@ + size_t num_chunk_pages = mem->chunk_size / PAGE_SIZE; + + UVM_ASSERT(mem->is_user_allocation); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_assert_mmap_sem_locked(&vma->vm_mm->mmap_sem); ++#else ++ uvm_assert_mmap_sem_locked(&vma->vm_mm->mmap_lock); ++#endif + UVM_ASSERT(!uvm_mem_is_sysmem(mem)); + UVM_ASSERT(mem->backing_gpu != NULL); + UVM_ASSERT(mem->backing_gpu->numa_info.enabled); +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_migrate.c~ 2020-05-14 14:29:24.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_migrate.c 2020-08-16 21:22:42.825565347 +0200 +@@ -353,7 +353,11 @@ + bool do_mappings; + bool do_two_passes; + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_assert_mmap_sem_locked(¤t->mm->mmap_sem); ++#else ++ uvm_assert_mmap_sem_locked(¤t->mm->mmap_lock); ++#endif + uvm_assert_rwsem_locked(&va_space->lock); + + if (!first_va_range || first_va_range->type != UVM_VA_RANGE_TYPE_MANAGED) +@@ -559,7 +563,11 @@ + } + + // mmap_sem will be needed if we have to create CPU mappings ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_down_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + uvm_va_space_down_read(va_space); + + if (!(params->flags & UVM_MIGRATE_FLAG_ASYNC)) { +@@ -620,7 +628,11 @@ + // benchmarks to see if a two-pass approach would be faster (first + // pass pushes all GPU work asynchronously, second pass updates CPU + // mappings synchronously). ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_read_mmap_sem_out_of_order(¤t->mm->mmap_sem); ++#else ++ uvm_up_read_mmap_sem_out_of_order(¤t->mm->mmap_lock); ++#endif + + if (tracker_ptr) { + if (params->semaphoreAddress && status == NV_OK) { +@@ -666,7 +678,11 @@ + uvm_gpu_t *gpu = NULL; + + // mmap_sem will be needed if we have to create CPU mappings ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_down_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + uvm_va_space_down_read(va_space); + + if (uvm_uuid_is_cpu(¶ms->destinationUuid)) { +@@ -711,7 +727,11 @@ + // benchmarks to see if a two-pass approach would be faster (first + // pass pushes all GPU work asynchronously, second pass updates CPU + // mappings synchronously). ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_read_mmap_sem_out_of_order(¤t->mm->mmap_sem); ++#else ++ uvm_up_read_mmap_sem_out_of_order(¤t->mm->mmap_lock); ++#endif + + tracker_status = uvm_tracker_wait_deinit(&local_tracker); + uvm_va_space_up_read(va_space); +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_policy.c~ 2020-05-14 14:29:24.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_policy.c 2020-08-16 21:24:00.905791643 +0200 +@@ -279,7 +279,11 @@ + // We need mmap_sem if we might create CPU mappings + if (uvm_uuid_is_cpu(processor_uuid)) { + processor_id = UVM_CPU_ID; ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_down_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + } + + uvm_va_space_down_write(va_space); +@@ -335,7 +339,11 @@ + uvm_va_space_up_write(va_space); + + if (processor_id == UVM_CPU_ID) ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_up_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + + return status; + } +@@ -525,7 +533,11 @@ + return NV_ERR_INVALID_ADDRESS; + + // We need mmap_sem as we may create CPU mappings ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_down_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + uvm_va_space_down_write(va_space); + + status = uvm_va_space_split_span_as_needed(va_space, +@@ -568,7 +580,11 @@ + + done: + uvm_va_space_up_write(va_space); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_up_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + return status; + } + +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_tools.c~ 2020-05-14 14:29:23.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_tools.c 2020-08-16 21:24:49.602594914 +0200 +@@ -253,9 +253,17 @@ + goto fail; + } + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + down_read(¤t->mm->mmap_sem); ++#else ++ mmap_read_lock(current->mm); ++#endif + ret = NV_GET_USER_PAGES(user_va, num_pages, 1, 0, *pages, vmas); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + up_read(¤t->mm->mmap_sem); ++#else ++ mmap_read_unlock(current->mm); ++#endif + if (ret != num_pages) { + status = NV_ERR_INVALID_ARGUMENT; + goto fail; +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_va_block.c~ 2020-05-14 14:29:23.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_va_block.c 2020-08-16 21:26:29.646199465 +0200 +@@ -6227,7 +6227,11 @@ + // vma->vm_mm for us, so we can safely operate on the vma, but we can't use + // uvm_va_range_vma_current. + vma = uvm_va_range_vma(va_range); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_assert_mmap_sem_locked(&vma->vm_mm->mmap_sem); ++#else ++ uvm_assert_mmap_sem_locked(&vma->vm_mm->mmap_lock); ++#endif + + // Add the mapping + addr = uvm_va_block_cpu_page_address(block, page_index); +@@ -10031,7 +10035,11 @@ + + // mmap_sem isn't needed for invalidating CPU mappings, but it will be + // needed for inserting them. ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_down_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + uvm_va_space_down_read(va_space); + + if (uvm_uuid_is_cpu(¶ms->uuid)) { +@@ -10114,7 +10122,11 @@ + + out: + uvm_va_space_up_read(va_space); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_up_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + + uvm_va_block_context_free(block_context); + +@@ -10129,7 +10141,11 @@ + + BUILD_BUG_ON(UVM_TEST_VA_BLOCK_SIZE != UVM_VA_BLOCK_SIZE); + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_down_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + uvm_va_space_down_read(va_space); + + status = uvm_va_block_find(va_space, params->lookup_address, &va_block); +@@ -10147,7 +10163,11 @@ + + out: + uvm_va_space_up_read(va_space); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_up_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + return status; + } + +@@ -10163,7 +10183,11 @@ + unsigned release_block_count = 0; + NvU64 addr = UVM_ALIGN_DOWN(params->lookup_address, PAGE_SIZE); + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_down_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + uvm_va_space_down_read(va_space); + + status = uvm_va_block_find(va_space, addr, &block); +@@ -10286,7 +10310,11 @@ + uvm_va_block_release(block); + } + uvm_va_space_up_read(va_space); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_up_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + return status; + } + +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_va_range.c~ 2020-05-14 14:29:23.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_va_range.c 2020-08-16 21:27:24.013008865 +0200 +@@ -1725,7 +1725,11 @@ + + va_space = uvm_va_space_get(filp); + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_down_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + uvm_va_space_down_read(va_space); + + va_range = uvm_va_range_find(va_space, params->lookup_address); +@@ -1786,7 +1790,11 @@ + + out: + uvm_va_space_up_read(va_space); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_up_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + return status; + } + +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_va_range.h~ 2020-05-14 14:29:23.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_va_range.h 2020-08-16 21:27:50.646411059 +0200 +@@ -661,7 +661,11 @@ + if (current->mm != vma->vm_mm) + return NULL; + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_assert_mmap_sem_locked(&vma->vm_mm->mmap_sem); ++#else ++ uvm_assert_mmap_sem_locked(&vma->vm_mm->mmap_lock); ++#endif + return vma; + } + +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_va_space.c~ 2020-05-14 14:29:23.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm8_va_space.c 2020-08-16 21:29:20.783306131 +0200 +@@ -63,7 +63,11 @@ + // TODO: Bug 1896767: Add a callback here. See the comments on unsafe_mm + // in uvm8_va_space.h. + UVM_ASSERT(current->mm == va_space->unsafe_mm); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_assert_mmap_sem_locked_write(¤t->mm->mmap_sem); ++#else ++ uvm_assert_mmap_sem_locked_write(¤t->mm->mmap_lock); ++#endif + + npu_context = pnv_npu2_init_context(gpu_va_space->gpu->pci_dev, (MSR_DR | MSR_PR | MSR_HV), NULL, NULL); + if (IS_ERR(npu_context)) { +@@ -635,7 +639,11 @@ + + // The mmap_sem lock is needed to establish CPU mappings to any pages + // evicted from the GPU if accessed by CPU is set for them. ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_down_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + + uvm_va_space_down_write(va_space); + +@@ -650,7 +658,11 @@ + uvm_processor_mask_clear(&va_space->gpu_register_in_progress, gpu->id); + + uvm_va_space_up_write(va_space); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_up_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + + // Drop the count we took above + uvm_gpu_release(gpu); +@@ -1053,7 +1065,11 @@ + return status; + } + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_write_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_down_write_mmap_sem(¤t->mm->mmap_lock); ++#endif + uvm_va_space_down_write(va_space); + + if (!uvm_processor_mask_test(&va_space->registered_gpus, gpu->id)) { +@@ -1092,7 +1108,11 @@ + } + + uvm_va_space_up_write(va_space); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_write_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_up_write_mmap_sem(¤t->mm->mmap_lock); ++#endif + uvm_gpu_release(gpu); + return NV_OK; + +@@ -1108,7 +1128,11 @@ + } + + uvm_va_space_up_write(va_space); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_write_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_up_write_mmap_sem(¤t->mm->mmap_lock); ++#endif + + destroy_gpu_va_space(gpu_va_space); + uvm_gpu_release(gpu); +@@ -1180,7 +1204,11 @@ + uvm_gpu_retain(gpu); + uvm_va_space_up_read_rm(va_space); + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_down_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_down_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + uvm_va_space_down_write(va_space); + + // We dropped the lock so we have to re-verify that this gpu_va_space is +@@ -1199,7 +1227,11 @@ + + done: + uvm_va_space_up_write(va_space); ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) + uvm_up_read_mmap_sem(¤t->mm->mmap_sem); ++#else ++ uvm_up_read_mmap_sem(¤t->mm->mmap_lock); ++#endif + uvm_deferred_free_object_list(&deferred_free_list); + uvm_gpu_va_space_release(gpu_va_space); + uvm_gpu_release(gpu); +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/nvidia-uvm.Kbuild~ 2020-05-14 12:29:28.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/nvidia-uvm.Kbuild 2020-08-19 10:25:21.041741168 +0200 +@@ -8,10 +8,15 @@ + MIN_PATCHLEVEL := 6 + MIN_SUBLEVEL := 32 + ++MAX_VERSION := 5 ++MAX_PATCHLEVEL := 8 ++MAX_SUBLEVEL := 0 ++ + KERNEL_VERSION_NUMERIC := $(shell echo $$(( $(VERSION) * 65536 + $(PATCHLEVEL) * 256 + $(SUBLEVEL) ))) + MIN_VERSION_NUMERIC := $(shell echo $$(( $(MIN_VERSION) * 65536 + $(MIN_PATCHLEVEL) * 256 + $(MIN_SUBLEVEL) ))) ++MAX_VERSION_NUMERIC := $(shell echo $$(( $(MAX_VERSION) * 65536 + $(MAX_PATCHLEVEL) * 256 + $(MAX_SUBLEVEL) ))) + +-KERNEL_NEW_ENOUGH_FOR_UVM := $(shell [ $(KERNEL_VERSION_NUMERIC) -ge $(MIN_VERSION_NUMERIC) ] && echo 1) ++KERNEL_NEW_ENOUGH_FOR_UVM := $(shell [ $(KERNEL_VERSION_NUMERIC) -ge $(MIN_VERSION_NUMERIC) -a $(KERNEL_VERSION_NUMERIC) -lt $(MAX_VERSION_NUMERIC) ] && echo 1) + + # + # Define NVIDIA_UVM_{SOURCES,OBJECTS} +--- NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm_unsupported.c~ 2020-05-14 14:29:22.000000000 +0200 ++++ NVIDIA-Linux-x86_64-390.138-no-compat32/kernel/nvidia-uvm/uvm_unsupported.c 2020-08-19 10:30:13.371736488 +0200 +@@ -42,6 +42,7 @@ + #include "conftest.h" + + #include ++#include + #include + #include + #include