/* * Copyright 2001 PPC 64 Team, IBM Corp * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* * Do various before compile checks of data structures * * This is invoked when you do a make checks * Is this enough or are there more things that we would like to do here? * -- tgall */ int main(void) { int ret = 0; #if 0 if ( sizeof(struct thread_struct) % 16 ) { printf("Thread struct is not modulo 16 bytes: " "%d bytes total, %d bytes off\n", sizeof(struct thread_struct), sizeof(struct thread_struct)%16); ret = -1; } #endif if ( sizeof(struct pt_regs) % 16 ) { printf("pt_regs struct is not modulo 16 bytes: " "%d bytes total, %d bytes off\n", sizeof(struct pt_regs), sizeof(struct pt_regs)%16); ret = -1; } printf("Task size : %d bytes\n" "Tss size : %d bytes\n" "pt_regs size : %d bytes\n" "Kernel stack size: %d bytes\n", sizeof(struct task_struct), sizeof(struct thread_struct), sizeof(struct pt_regs), sizeof(union task_union) - sizeof(struct task_struct)); return ret; }