From: David Hildenbrand <david@redhat.com>
To: "Philippe Mathieu-Daudé" <philmd@redhat.com>,
"Christian Borntraeger" <borntraeger@de.ibm.com>,
"Markus Armbruster" <armbru@redhat.com>
Cc: Halil Pasic <pasic@linux.ibm.com>, Thomas Huth <thuth@redhat.com>,
Cornelia Huck <cohuck@redhat.com>,
QEMU Developers <qemu-devel@nongnu.org>,
qemu-s390x@nongnu.org
Subject: Re: [Qemu-devel] hw/s390x/ipl: Dubious use of qdev_reset_all_fn
Date: Fri, 24 May 2019 20:04:42 +0200 [thread overview]
Message-ID: <3fab9e76-53ad-2de7-45df-eb69c8604709@redhat.com> (raw)
In-Reply-To: <51df31ee-54a1-d7be-bef4-71ae003b8811@redhat.com>
On 24.05.19 19:54, Philippe Mathieu-Daudé wrote:
> Hi Christian,
>
> I'm having hard time to understand why the S390_IPL object calls
> qemu_register_reset(qdev_reset_all_fn) in its realize() method, while
> being QOM'ified (it has a reset method).
>
> It doesn't seem to have a qdev children added explicitly to it.
> I see it is used as a singleton, what else am I missing?
>
> Thanks,
>
> Phil.
>
Looks like I added it back then (~4 years ago) when converting it into a
TYPE_DEVICE.
I could imagine that - back then - this was needed because only
TYPE_SYS_BUS_DEVICE would recursively get reset.
Did you try removing it, to see if anything breaks?
--
Thanks,
David / dhildenb
next prev parent reply other threads:[~2019-05-24 18:06 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-24 17:54 [Qemu-devel] hw/s390x/ipl: Dubious use of qdev_reset_all_fn Philippe Mathieu-Daudé
2019-05-24 18:04 ` David Hildenbrand [this message]
2019-05-24 18:20 ` Philippe Mathieu-Daudé
2019-05-24 18:28 ` Christian Borntraeger
2019-05-24 18:36 ` David Hildenbrand
2019-05-24 19:00 ` David Hildenbrand
2019-05-24 19:45 ` Christian Borntraeger
2019-05-24 19:58 ` David Hildenbrand
2019-05-25 15:03 ` Peter Maydell
2019-05-27 7:52 ` Markus Armbruster
2019-05-27 9:59 ` Philippe Mathieu-Daudé
2019-05-27 18:55 ` Peter Maydell
2019-05-28 5:02 ` Markus Armbruster
2019-05-29 6:08 ` Markus Armbruster
2019-05-29 10:32 ` Philippe Mathieu-Daudé
2019-05-28 8:29 ` David Hildenbrand
2019-05-28 8:33 ` Cornelia Huck
2019-05-28 9:29 ` Philippe Mathieu-Daudé
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