sc_um 42 arch/ia64/include/uapi/asm/sigcontext.h unsigned long sc_um; /* user mask bits */ sc_um 57 arch/ia64/kernel/signal.c err |= __get_user(um, &sc->sc_um); /* user mask */ sc_um 191 arch/ia64/kernel/signal.c err |= __put_user(scr->pt.cr_ipsr & IA64_PSR_UM, &sc->sc_um);