DPC_BUFFER_SIZE
BUILD_BUG_ON(!DPC_BUFFER_SIZE);
BUILD_BUG_ON(!IS_ALIGNED(DPC_BUFFER_SIZE, UNIT));
BUILD_BUG_ON((DPC_BUFFER_SIZE / UNIT - 1) >
((DPC_BUFFER_SIZE / UNIT - 1) << GUC_LOG_DPC_SHIFT) |
return DPC_BUFFER_SIZE;
guc_log_size = PAGE_SIZE + CRASH_BUFFER_SIZE + DPC_BUFFER_SIZE +