On Tue, 23 Jul 2024 11:40:35 +0200 Christian Borntraeger <borntraeger@xxxxxxxxxxxxx> wrote: > Am 23.07.24 um 11:31 schrieb Christoph Schlameuss: > > To simplify testing enable UCONTROL KVM by default in debug kernels. > > > > Signed-off-by: Christoph Schlameuss <schlameuss@xxxxxxxxxxxxx> > > --- > > arch/s390/Kconfig.debug | 3 +++ > > 1 file changed, 3 insertions(+) > > > > diff --git a/arch/s390/Kconfig.debug b/arch/s390/Kconfig.debug > > index c4300ea4abf8..4798dded6d76 100644 > > --- a/arch/s390/Kconfig.debug > > +++ b/arch/s390/Kconfig.debug > > @@ -20,3 +20,6 @@ config CIO_INJECT > > This option provides a debugging facility to inject certain artificial events > > and instruction responses to the CIO layer of Linux kernel. The newly created > > debugfs user-interfaces will be at /sys/kernel/debug/s390/cio/* > > + > > +config KVM_S390_UCONTROL > > + def_bool y > > Isnt that enabling ucontrol for all configs? YOu probably wanted to patch > arch/s390/configs/debug_defconfig Yes, I double checked. You are of cause right. I did verify that is generated into the ".config" with "make debug_defconfig". But then I missed to check that it does not get added with "make defconfig". I will correct that in the next version. Christoph