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Re: [PATCH v3 02/17] s390x: Add missing vcpu reset functions
From: |
Janosch Frank |
Subject: |
Re: [PATCH v3 02/17] s390x: Add missing vcpu reset functions |
Date: |
Tue, 18 Feb 2020 14:12:48 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.2 |
On 2/18/20 1:29 PM, Cornelia Huck wrote:
> On Fri, 14 Feb 2020 10:16:21 -0500
> Janosch Frank <address@hidden> wrote:
>
>> Up to now we only had an ioctl to reset vcpu data QEMU couldn't reach
>> for the initial reset, which was also called for the clear reset. To
>> be architecture compliant, we also need to clear local interrupts on a
>> normal reset.
>>
>> Because of this and the upcoming protvirt support we need to add
>> ioctls for the missing clear and normal resets.
>>
>> Signed-off-by: Janosch Frank <address@hidden>
>> Reviewed-by: Thomas Huth <address@hidden>
>> Acked-by: David Hildenbrand <address@hidden>
>> ---
>> target/s390x/cpu.c | 14 ++++++++++++--
>> target/s390x/kvm-stub.c | 10 +++++++++-
>> target/s390x/kvm.c | 42 ++++++++++++++++++++++++++++++++--------
>> target/s390x/kvm_s390x.h | 4 +++-
>> 4 files changed, 58 insertions(+), 12 deletions(-)
>
> As the kernel interfaces are already merged upstream, I guess it makes
> sense to do a proper headers sync and merge this?
>
Yes, that would be great
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- [PATCH v3 00/17] s390x: Protected Virtualization support, Janosch Frank, 2020/02/14
- [PATCH v3 03/17] Sync pv, Janosch Frank, 2020/02/14
- [PATCH v3 02/17] s390x: Add missing vcpu reset functions, Janosch Frank, 2020/02/14
- [PATCH v3 01/17] Header sync, Janosch Frank, 2020/02/14
- [PATCH v3 04/17] s390x: protvirt: Add diag308 subcodes 8 - 10, Janosch Frank, 2020/02/14
- [PATCH v3 08/17] s390x: protvirt: KVM intercept changes, Janosch Frank, 2020/02/14
- [PATCH v3 05/17] s390x: protvirt: Support unpack facility, Janosch Frank, 2020/02/14
- [PATCH v3 07/17] s390x: protvirt: Handle diag 308 subcodes 0,1,3,4, Janosch Frank, 2020/02/14