On Wed, Sep 11, 2024 at 10:50:15AM +0200, Heiko Carstens wrote: > Running vdso_test_correctness on s390x (aka s390 64 bit) emits a warning: > > Warning: failed to find clock_gettime64 in vDSO > > This is caused by the "#elif defined (__s390__)" check in vdso_config.h > which the defines VDSO_32BIT. > > If __s390x__ is defined also __s390__ is defined. Therefore the correct > check must make sure that only __s390__ is defined. > > Therefore add the missing !defined(__s390x__). Also use common > __s390x__ define instead of __s390X__. > > Signed-off-by: Heiko Carstens <hca@xxxxxxxxxxxxx> I'll add to it: Fixes: 693f5ca08ca0 ("kselftest: Extend vDSO selftest")