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From: Kevin Wolf <kwolf@redhat.com>
To: Cornelia Huck <cohuck@redhat.com>
Cc: mreitz@redhat.com, qemu-block@nongnu.org, qemu-devel@nongnu.org,
	borntraeger@de.ibm.com, agraf@suse.de, thuth@redhat.com,
	david@redhat.com, haoqf@linux.vnet.ibm.com
Subject: Re: [Qemu-devel] [PATCH v2 0/3] iotests: cure s390x failures by switching to ccw/aliases
Date: Fri, 15 Sep 2017 14:11:19 +0200	[thread overview]
Message-ID: <20170915121119.GB4077@localhost.localdomain> (raw)
In-Reply-To: <20170913091038.2900-1-cohuck@redhat.com>

Am 13.09.2017 um 11:10 hat Cornelia Huck geschrieben:
> Recent changes in s390x made pci support dependant on the zpci cpu
> feature, which is not provided on all models (and not on by default).
> This means we cannot instatiate pci devices on a standard qemu
> invocation for s390x. Moreover, the zpci instructions are not even
> wired up for tcg yet, so actually doing anything with those pci devices
> is bound to fail on tcg.
> 
> For 040, 051, 139, and 182, this can be fixed by switching to virtio-ccw
> from virtio-pci on s390x. 051 also needs a bit of post-processing on
> the output.
> 
> For 067, it is easier to switch to virtio aliases, which will pick
> virtio-ccw on s390x and virtio-pci elsewhere. It also exercises the
> aliasing path.

Thanks, dropped the whitespace change in patch 3 and applied to the
block branch.

Kevin

      parent reply	other threads:[~2017-09-15 12:11 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-13  9:10 [Qemu-devel] [PATCH v2 0/3] iotests: cure s390x failures by switching to ccw/aliases Cornelia Huck
2017-09-13  9:10 ` [Qemu-devel] [PATCH v2 1/3] iotests: use -ccw on s390x for 040, 139, and 182 Cornelia Huck
2017-09-13 11:59   ` David Hildenbrand
2017-09-13  9:10 ` [Qemu-devel] [PATCH v2 2/3] iotests: use -ccw on s390x for 051 Cornelia Huck
2017-09-13  9:18   ` Thomas Huth
2017-09-13 11:57   ` David Hildenbrand
2017-09-13  9:10 ` [Qemu-devel] [PATCH v2 3/3] iotests: use virtio aliases for 067 Cornelia Huck
2017-09-13  9:17   ` Thomas Huth
2017-09-13 12:02   ` David Hildenbrand
2017-09-15  7:04 ` [Qemu-devel] [PATCH v2 0/3] iotests: cure s390x failures by switching to ccw/aliases QingFeng Hao
2017-09-15 12:11 ` Kevin Wolf [this message]

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