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From: Cornelia Huck <cohuck@redhat.com>
To: David Hildenbrand <david@redhat.com>
Cc: KVM <kvm@vger.kernel.org>,
	linux-s390@vger.kernel.org,
	Christian Borntraeger <borntraeger@de.ibm.com>
Subject: Re: [PATCH RFC 2/2] KVM: s390: vsie: store guest addresses of satellite blocks in vsie_page
Date: Tue, 23 Jan 2018 13:29:12 +0100	[thread overview]
Message-ID: <20180123132912.5d37026b.cohuck@redhat.com> (raw)
In-Reply-To: <20180116171526.12343-3-david@redhat.com>

On Tue, 16 Jan 2018 18:15:26 +0100
David Hildenbrand <david@redhat.com> wrote:

> This way, the values cannot changed, even if another VCPU might try to

s/changed/be changed/ (or change?)

> mess with the nested SCB currently getting executed by another VCPU.
> 
> We now always use the same gpa for pinning and unpinning a page (for
> unpinning, it is only relevant to mark the guest page dirty for
> migration).
> 
> Signed-off-by: David Hildenbrand <david@redhat.com>
> ---
>  arch/s390/kvm/vsie.c | 37 ++++++++++++++++++++++---------------
>  1 file changed, 22 insertions(+), 15 deletions(-)

Acked-by: Cornelia Huck <cohuck@redhat.com>

  parent reply	other threads:[~2018-01-23 12:29 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-16 17:15 [PATCH RFC 0/2] KVM: s390: vsie: protect from VCPUS modifying the SCB David Hildenbrand
2018-01-16 17:15 ` [PATCH RFC 1/2] KVM: s390 vsie: use READ_ONCE to access some SCB fields David Hildenbrand
2018-01-23 11:15   ` Christian Borntraeger
2018-01-23 12:26   ` Cornelia Huck
2018-01-16 17:15 ` [PATCH RFC 2/2] KVM: s390: vsie: store guest addresses of satellite blocks in vsie_page David Hildenbrand
2018-01-23 11:18   ` Christian Borntraeger
2018-01-23 12:29   ` Cornelia Huck [this message]
     [not found] <ca50248c-944b-e5de-4633-b5cea593ccd6@de.ibm.com>
2018-03-06 13:16 ` David Hildenbrand

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