Messages in this thread | | | Date | Tue, 19 Jan 2021 17:19:13 +0100 | From | Cornelia Huck <> | Subject | Re: [PATCH 1/2] s390: uv: Fix sysfs max number of VCPUs reporting |
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On Tue, 19 Jan 2021 05:04:01 -0500 Janosch Frank <frankja@linux.ibm.com> wrote:
> The number reported by the query is N-1 and I think people reading the > sysfs file would expect N instead. For users creating VMs there's no > actual difference because KVM's limit is currently below the UV's > limit. > > The naming of the field is a bit misleading. Number in this context is > used like ID and starts at 0. The query field denotes the maximum > number that can be put into the VCPU number field in the "create > secure CPU" UV call. > > Signed-off-by: Janosch Frank <frankja@linux.ibm.com> > Fixes: a0f60f8431999 ("s390/protvirt: Add sysfs firmware interface for Ultravisor information") > Cc: stable@vger.kernel.org > --- > arch/s390/boot/uv.c | 2 +- > arch/s390/include/asm/uv.h | 4 ++-- > arch/s390/kernel/uv.c | 2 +- > 3 files changed, 4 insertions(+), 4 deletions(-)
Acked-by: Cornelia Huck <cohuck@redhat.com>
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