test_cpu_flag
#define arch_needs_cpu() test_cpu_flag(CIF_NOHZ_DELAY)
if (!mci.vr && !test_cpu_flag(CIF_MCCK_GUEST))
if (cr2.gse && !mci.gs && !test_cpu_flag(CIF_MCCK_GUEST))
if (mci.pd && !test_cpu_flag(CIF_MCCK_GUEST)) {
if (test_cpu_flag(CIF_MCCK_GUEST))
if (!test_cpu_flag(CIF_MCCK_GUEST)) {
if (test_cpu_flag(CIF_MCCK_GUEST) &&
if (test_cpu_flag(CIF_DEDICATED_CPU))