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Re: [qemu-s390x] [PATCH v4 0/3] s390x/sclp: 64 bit event masks

From: Cornelia Huck
Subject: Re: [qemu-s390x] [PATCH v4 0/3] s390x/sclp: 64 bit event masks
Date: Wed, 7 Mar 2018 10:41:49 +0100

On Fri, 23 Feb 2018 18:42:55 +0100
Claudio Imbrenda <address@hidden> 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.)

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