vdso_sym 68 arch/sparc/vdso/vdso2c.c struct vdso_sym { vdso_sym 86 arch/x86/entry/vdso/vdso2c.c struct vdso_sym { vdso_sym 222 tools/testing/selftests/vDSO/parse_vdso.c void *vdso_sym(const char *version, const char *name)