vgtod_t 39 tools/testing/selftests/x86/test_vdso.c typedef long (*vgtod_t)(struct timeval *tv, struct timezone *tz); vgtod_t 41 tools/testing/selftests/x86/test_vdso.c vgtod_t vdso_gettimeofday; vgtod_t 112 tools/testing/selftests/x86/test_vdso.c vdso_gettimeofday = (vgtod_t)dlsym(vdso, "__vdso_gettimeofday");