On Fri, 13 Aug 2021 07:36:15 +0000 Janosch Frank <frankja@xxxxxxxxxxxxx> wrote: > Let's not get bitten by an extension of the query struct and handle > the rc 0x100 error properly which does indicate that the UV has more > data for us. > > Signed-off-by: Janosch Frank <frankja@xxxxxxxxxxxxx> Reviewed-by: Claudio Imbrenda <imbrenda@xxxxxxxxxxxxx> > --- > lib/s390x/uv.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/lib/s390x/uv.c b/lib/s390x/uv.c > index fd9de944..c5c69c47 100644 > --- a/lib/s390x/uv.c > +++ b/lib/s390x/uv.c > @@ -49,6 +49,8 @@ int uv_setup(void) > if (!test_facility(158)) > return 0; > > - assert(!uv_call(0, (u64)&uvcb_qui)); > + uv_call(0, (u64)&uvcb_qui); > + > + assert(uvcb_qui.header.rc == 1 || uvcb_qui.header.rc == > 0x100); return 1; > }