Re: [PATCH 2/5] s390/alternative: use a copy of the facility bit mask

From: Cornelia Huck
Date: Tue Jan 23 2018 - 10:05:22 EST


On Tue, 23 Jan 2018 15:40:06 +0100
Martin Schwidefsky <schwidefsky@xxxxxxxxxx> wrote:

> On Tue, 23 Jan 2018 14:59:47 +0100
> Cornelia Huck <cohuck@xxxxxxxxxx> wrote:
>
> > On Tue, 23 Jan 2018 14:07:02 +0100
> > Martin Schwidefsky <schwidefsky@xxxxxxxxxx> wrote:
> >
> > > To be able to switch off specific CPU alternatives with kernel parameters
> > > make a copy of the facility bit mask provided by STFLE and use the copy
> > > for the decision to apply an alternative.
> > >
> > > Signed-off-by: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
> > > ---
> > > arch/s390/include/asm/facility.h | 18 ++++++++++++++++++
> > > arch/s390/include/asm/lowcore.h | 3 ++-
> > > arch/s390/kernel/alternative.c | 3 ++-
> > > arch/s390/kernel/early.c | 3 +++
> > > arch/s390/kernel/setup.c | 4 +++-
> > > arch/s390/kernel/smp.c | 4 +++-
> > > 6 files changed, 31 insertions(+), 4 deletions(-)
> >
> > You have dropped various r-bs (including mine). Has this patch been
> > changed? (Doesn't look like it.)
>
> Added your and Davids r-b to patch #2, as well as your a-b to patch #4.
>

OK, thx.