PDA_STACKOFFSET 877 arch/x86/kernel/cpu/common.c PDA_STACKOFFSET + THREAD_SIZE; PDA_STACKOFFSET 641 arch/x86/kernel/process_64.c THREAD_SIZE - PDA_STACKOFFSET); PDA_STACKOFFSET 208 include/asm-x86/thread_info.h ti = (void *)(read_pda(kernelstack) + PDA_STACKOFFSET - THREAD_SIZE); PDA_STACKOFFSET 225 include/asm-x86/thread_info.h subq $(THREAD_SIZE-PDA_STACKOFFSET),reg