SPEC_SSB_NOEXEC 1550 include/linux/sched.h TASK_PFA_TEST(SPEC_SSB_NOEXEC, spec_ssb_noexec) SPEC_SSB_NOEXEC 1551 include/linux/sched.h TASK_PFA_SET(SPEC_SSB_NOEXEC, spec_ssb_noexec) SPEC_SSB_NOEXEC 1552 include/linux/sched.h TASK_PFA_CLEAR(SPEC_SSB_NOEXEC, spec_ssb_noexec)