From: Igor Mammedov <imammedo@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: mst@redhat.com, marcel.a@redhat.com, qemu-devel@nongnu.org,
vasilis.liaskovitis@profitbricks.com, aliguori@amazon.com,
afaerber@suse.de
Subject: Re: [Qemu-devel] [RFC 4/8] qdev: link based hotplug
Date: Thu, 20 Mar 2014 17:20:32 +0100 [thread overview]
Message-ID: <20140320172032.796a2974@nial.usersys.redhat.com> (raw)
In-Reply-To: <532B1361.9070006@redhat.com>
On Thu, 20 Mar 2014 17:12:17 +0100
Paolo Bonzini <pbonzini@redhat.com> wrote:
> Il 20/03/2014 16:01, Igor Mammedov ha scritto:
> > + /*
> > + * Returns path to link<> that should be set/unset on dev hotplug.
> > + * Used for link based bussless devices hotplug.
> > + */
> > + char* (*hotplug_path)(DeviceState *dev);
> > +
>
> What about just looking up on the QOM tree until you find a
> HotplugHandler, if the device doesn't have a bus or the bus doesn't have
> a hotplug handler link itself? This is similar to how FWPathProvider works.
it does so "hotplug_handler_get_from_path()",
above just provides option to specify lookup path. See 6/8 where PC board
allocates links and sets its own board specific path for generic DimmDevice.
>
> Paolo
next prev parent reply other threads:[~2014-03-20 16:20 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-20 15:01 [Qemu-devel] [RFC 0/8] bus-less device hotplug Igor Mammedov
2014-03-20 15:01 ` [Qemu-devel] [RFC 1/8] vl.c: extend -m option to support options for memory hotplug Igor Mammedov
2014-03-20 15:01 ` [Qemu-devel] [RFC 2/8] make machine_class_init() accessible outside of vl.c Igor Mammedov
2014-03-23 15:27 ` Marcel Apfelbaum
2014-03-23 16:22 ` Marcel Apfelbaum
2014-03-20 15:01 ` [Qemu-devel] [RFC 3/8] pc: prepare PC for custom machine state Igor Mammedov
2014-03-23 15:13 ` Marcel Apfelbaum
2014-03-24 10:34 ` Igor Mammedov
2014-03-24 12:28 ` Marcel Apfelbaum
2014-03-24 10:52 ` Andreas Färber
2014-03-24 11:20 ` Michael S. Tsirkin
2014-03-24 11:57 ` Andreas Färber
2014-03-24 12:13 ` Marcel Apfelbaum
2014-03-20 15:01 ` [Qemu-devel] [RFC 4/8] qdev: link based hotplug Igor Mammedov
2014-03-20 16:12 ` Paolo Bonzini
2014-03-20 16:20 ` Igor Mammedov [this message]
2014-03-20 18:03 ` Paolo Bonzini
2014-03-21 10:35 ` Igor Mammedov
2014-03-21 11:45 ` Paolo Bonzini
2014-03-24 9:10 ` Igor Mammedov
2014-03-24 12:20 ` Andreas Färber
2014-03-24 13:12 ` Michael S. Tsirkin
2014-03-20 15:01 ` [Qemu-devel] [RFC 5/8] dimm: implement dimm device abstraction Igor Mammedov
2014-03-20 15:01 ` [Qemu-devel] [RFC 6/8] pc: preallocate hotplug links for DIMMDevices Igor Mammedov
2014-03-20 15:01 ` [Qemu-devel] [RFC 7/8] pc: initialize memory hotplug address space Igor Mammedov
2014-03-20 15:01 ` [Qemu-devel] [RFC 8/8] pc: make PC_MACHINE memory hotplug controller Igor Mammedov
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