From: Cornelia Huck <cohuck@redhat.com>
To: Claudio Imbrenda <imbrenda@linux.vnet.ibm.com>
Cc: qemu-s390x@nongnu.org, qemu-devel@nongnu.org, borntraeger@de.ibm.com
Subject: Re: [Qemu-devel] [PATCH v4 0/3] s390x/sclp: 64 bit event masks
Date: Wed, 7 Mar 2018 10:41:49 +0100 [thread overview]
Message-ID: <20180307104149.3e4da203.cohuck@redhat.com> (raw)
In-Reply-To: <1519407778-23095-1-git-send-email-imbrenda@linux.vnet.ibm.com>
On Fri, 23 Feb 2018 18:42:55 +0100
Claudio Imbrenda <imbrenda@linux.vnet.ibm.com> wrote:
> Until 67915de9f0383ccf4a ("s390x/event-facility: variable-length event masks")
> we only supported 32bit sclp event masks, even though the archiecture
> allows the guests to set up sclp event masks up to 1021 bytes in length.
> With that patch the behaviour was almost compliant, but some issues were
> still remaining, in particular regarding the handling of selective reads
> and migration.
>
> This patchset fixes migration and the handling of selective reads, and
> puts in place the support for 64-bit sclp event masks internally.
>
> A new property of the sclp-event device switches between the 32bit masks
> and the compliant behaviour. The property is bound to the machine
> version, so older machines keep the old broken behaviour, allowing for
> migration, but the default is the compliant implementation.
>
> Fixes: 67915de9f0383ccf4a ("s390x/event-facility: variable-length event masks")
Thanks, applied 1+2 (only patch 1 is needed for the fix.)
prev parent reply other threads:[~2018-03-07 9:41 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-23 17:42 [Qemu-devel] [PATCH v4 0/3] s390x/sclp: 64 bit event masks Claudio Imbrenda
2018-02-23 17:42 ` [Qemu-devel] [PATCH v4 1/3] s390x/sclp: proper support of larger send and receive masks Claudio Imbrenda
2018-03-02 9:09 ` [Qemu-devel] [qemu-s390x] " Christian Borntraeger
2018-03-06 15:21 ` Cornelia Huck
2018-03-06 15:29 ` Claudio Imbrenda
2018-02-23 17:42 ` [Qemu-devel] [PATCH v4 2/3] s390x/sclp: clean up sclp masks Claudio Imbrenda
2018-03-02 9:18 ` [Qemu-devel] [qemu-s390x] " Christian Borntraeger
2018-03-06 15:27 ` [Qemu-devel] " Cornelia Huck
2018-02-23 17:42 ` [Qemu-devel] [PATCH v4 3/3] s390x/sclp: extend SCLP event masks to 64 bits Claudio Imbrenda
2018-02-26 16:57 ` Cornelia Huck
2018-02-28 19:31 ` Christian Borntraeger
2018-03-06 14:26 ` Claudio Imbrenda
2018-03-02 9:44 ` [Qemu-devel] [qemu-s390x] " Christian Borntraeger
2018-03-05 15:27 ` Cornelia Huck
2018-03-06 8:23 ` Christian Borntraeger
2018-03-06 9:27 ` Cornelia Huck
2018-03-06 15:09 ` Claudio Imbrenda
2018-03-06 15:09 ` Claudio Imbrenda
2018-03-06 15:07 ` Claudio Imbrenda
2018-02-26 16:39 ` [Qemu-devel] [PATCH v4 0/3] s390x/sclp: 64 bit event masks Cornelia Huck
2018-03-07 9:41 ` Cornelia Huck [this message]
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