taglinefilesource code
ebx50include/linux/ptrace.hlong ebx;
ebx127include/linux/sched.hunsigned long  eax,ecx,edx,ebx;
ebx19include/linux/vm86.hlong ebx;
ebx254kernel/chr_drv/keyboard.cpt_regs->orig_eax,pt_regs->ebx,pt_regs->ecx,pt_regs->edx);
ebx64kernel/fork.cint sys_fork(long ebx,long ecx,long edx,
ebx108kernel/fork.cp->tss.ebx = ebx;
ebx107kernel/ioport.cint sys_iopl(long ebx,long ecx,long edx,
ebx112kernel/ioport.cunsigned int level = ebx;
ebx289kernel/signal.cput_fs_long(regs->ebx,frame+4);    /* due to gcc not being very good at optimizing */