NVIDIA/open-gpu-kernel-modules
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This commit is contained in:
Andy Ritger
2024-09-20 12:40:39 -07:00
parent 2cca8b3fd5
commit 5e52edb203
93 changed files with 1186 additions and 712 deletions
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14
kernel-open/nvidia-uvm/uvm_gpu_replayable_faults.c
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@@ -631,7 +631,15 @@ static NV_STATUS fault_buffer_flush_locked(uvm_gpu_t *gpu,
while (get != put) {
// Wait until valid bit is set
UVM_SPIN_WHILE(!parent_gpu->fault_buffer_hal->entry_is_valid(parent_gpu, get), &spin);
UVM_SPIN_WHILE(!parent_gpu->fault_buffer_hal->entry_is_valid(parent_gpu, get), &spin) {
// Channels might be idle (e.g. in teardown) so check for errors
// actively.
status = uvm_channel_manager_check_errors(gpu->channel_manager);
if (status != NV_OK) {
write_get(parent_gpu, get);
return status;
}
}
fault_buffer_skip_replayable_entry(parent_gpu, get);
++get;
@@ -864,6 +872,10 @@ static NV_STATUS fetch_fault_buffer_entries(uvm_gpu_t *gpu,
// We have some entry to work on. Let's do the rest later.
if (fetch_mode == FAULT_FETCH_MODE_BATCH_READY && fault_index > 0)
goto done;
status = uvm_global_get_status();
if (status != NV_OK)
goto done;
}
// Prevent later accesses being moved above the read of the valid bit