From: Halil Pasic <pasic@linux.ibm.com>
To: Cornelia Huck <cohuck@redhat.com>,
Christian Borntraeger <borntraeger@de.ibm.com>,
Thomas Huth <thuth@redhat.com>
Cc: Alexander Graf <agraf@suse.de>,
Richard Henderson <rth@twiddle.net>,
David Hildenbrand <david@redhat.com>,
qemu-s390x@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 2/2] s390x/ccw: make sure all ccw devices are properly reset
Date: Tue, 8 May 2018 15:42:17 +0200 [thread overview]
Message-ID: <388a5b5e-7ba1-4510-d2d3-88e2cc32ae94@linux.ibm.com> (raw)
In-Reply-To: <20180507155130.21085-3-cohuck@redhat.com>
On 05/07/2018 05:51 PM, Cornelia Huck wrote:
> Thomas reported that the subchannel for a 3270 device that ended up
> in a broken state (status pending even though not enabled) did not
> get out of that state even after a reboot (which involves a subsytem
> reset). The reason for this is that the 3270 device did not define
> a reset handler.
>
> Let's fix this by introducing a base reset handler (set up for all
> ccw devices) that resets the subchannel and have virtio-ccw call
> its virtio-specific reset procedure in addition to that.
>
> Reported-by: Thomas Huth <thuth@redhat.com>
> Suggested-by: Christian Borntraeger <borntraeger@de.ibm.com>
> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Halil Pasic <pasic@linux.ibm.com>
The 'all' from the subject is actually 'all except maybe vfio-ccw'
AFAIU.
[..]
next prev parent reply other threads:[~2018-05-08 13:42 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-07 15:51 [Qemu-devel] [PATCH 0/2] s390x: reset handling for ccw devices Cornelia Huck
2018-05-07 15:51 ` [Qemu-devel] [PATCH 1/2] virtio-ccw: common reset handler Cornelia Huck
2018-05-07 19:21 ` Thomas Huth
2018-05-07 19:44 ` David Hildenbrand
2018-05-08 13:31 ` [Qemu-devel] [qemu-s390x] " Halil Pasic
2018-05-07 15:51 ` [Qemu-devel] [PATCH 2/2] s390x/ccw: make sure all ccw devices are properly reset Cornelia Huck
2018-05-08 5:05 ` [Qemu-devel] [qemu-s390x] " Thomas Huth
2018-05-08 7:17 ` Christian Borntraeger
2018-05-08 7:38 ` Cornelia Huck
2018-05-08 13:42 ` Halil Pasic [this message]
2018-05-08 14:01 ` [Qemu-devel] " Cornelia Huck
2018-05-08 12:55 ` [Qemu-devel] [PATCH 0/2] s390x: reset handling for ccw devices Cornelia Huck
2018-05-08 13:29 ` Halil Pasic
2018-05-08 13:55 ` Cornelia Huck
2018-05-08 14:24 ` Halil Pasic
2018-05-08 15:22 ` Cornelia Huck
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