From: "Andreas Färber" <afaerber@suse.de>
To: Igor Mammedov <imammedo@redhat.com>,
Zhu Guihua <zhugh.fnst@cn.fujitsu.com>
Cc: pbonzini@redhat.com,
Peter Crosthwaite <peter.crosthwaite@xilinx.com>,
qemu-devel@nongnu.org, Bharata B Rao <bharata@linux.vnet.ibm.com>
Subject: Re: [Qemu-devel] [PATCH v2 37/36] qdev: device_del: search for to be unplugged device in 'peripheral' container
Date: Tue, 07 Oct 2014 15:23:45 +0200 [thread overview]
Message-ID: <5433E961.6010207@suse.de> (raw)
In-Reply-To: <20141007141018.546296f2@nial.usersys.redhat.com>
Am 07.10.2014 um 14:10 schrieb Igor Mammedov:
> On Tue, 7 Oct 2014 19:59:51 +0800
> Zhu Guihua <zhugh.fnst@cn.fujitsu.com> wrote:
>
>> On Thu, 2014-10-02 at 10:08 +0000, Igor Mammedov wrote:
>>> device_add puts every device with 'id' inside of 'peripheral'
>>> container using id's value as the last component name.
>>> Use it by replacing recursive search on sysbus with path
>>> lookup in 'peripheral' container, which could handle both
>>> BUS and BUS-less device cases.
>>>
>>
>> If I want to delete device without id inside of 'peripheral-anon'
>> container, the command 'device_del' does not work.
>> My suggestion is deleting device by the last component name, is this
>> feasiable?
> So far device_del was designed to work only with id-ed devices.
>
> What's a use-case for unplugging unnamed device from peripheral-anon?
I can think of use cases where you may want to balloon memory or CPUs.
But that seems orthogonal to this series.
Regards,
Andreas
--
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg
next prev parent reply other threads:[~2014-10-07 13:24 UTC|newest]
Thread overview: 75+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-26 9:28 [Qemu-devel] [PATCH v2 00/36] complete conversion to hotplug-handler API Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 01/36] test: virtio-scsi: check if hot-plug/unplug works Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 02/36] test: virtio-serial: " Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 03/36] test: libqos: add qpci_plug_device_test() and qpci_unplug_acpi_device_test() Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 04/36] test: virtio-rng: check if hot-plug/unplug works Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 05/36] test: virtio-net: " Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 06/36] test: virtio-blk: " Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 07/36] test: usb: move uhci port test code to libqos/usb.c Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 08/36] test: usb: add port test to uhci unit test Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 09/36] test: usb: generic usb device hotplug Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 10/36] test: usb: usb-storage hotplug test Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 11/36] test: usb: usb-uas " Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 12/36] access BusState.allow_hotplug using wraper qbus_is_hotpluggable() Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 13/36] qdev: do not allow to instantiate non hotpluggable device with device_add Igor Mammedov
2014-09-29 10:58 ` Paolo Bonzini
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 14/36] qdev: HotplugHandler: rename unplug callback to unplug_request Igor Mammedov
2014-09-29 11:19 ` Michael S. Tsirkin
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 15/36] qdev: HotplugHandler: provide unplug callback Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 16/36] qdev: add simple/generic unplug callback for HotplugHandler Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 17/36] qdev: add wrapper to set BUS as HotplugHandler Igor Mammedov
2014-09-29 10:59 ` Paolo Bonzini
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 18/36] qdev: drop hotplug check from bus_add_child() Igor Mammedov
2014-09-29 11:01 ` Paolo Bonzini
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 19/36] target-i386: ICC bus: drop BusState.allow_hotplug Igor Mammedov
2014-09-29 11:00 ` Paolo Bonzini
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 20/36] virtio-pci: " Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 21/36] virtio-serial: convert to hotplug-handler API Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 22/36] virtio-mmio: drop useless bus->allow_hotplug = 0 Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 23/36] s390x: drop not used allow_hotplug in event-facility Igor Mammedov
2014-09-26 10:52 ` Cornelia Huck
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 24/36] s390x: convert s390-virtio to hotplug handler API Igor Mammedov
2014-09-26 11:15 ` Cornelia Huck
2014-09-26 11:31 ` Igor Mammedov
2014-09-26 11:36 ` Cornelia Huck
2014-09-26 12:08 ` [Qemu-devel] [PATCH v3 " Igor Mammedov
2014-09-26 12:15 ` Cornelia Huck
2014-09-26 12:29 ` Igor Mammedov
2014-09-26 12:37 ` [Qemu-devel] [PATCH v4 " Igor Mammedov
2014-09-26 13:06 ` Cornelia Huck
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 25/36] s390x: convert virtio-ccw " Igor Mammedov
2014-09-26 11:18 ` Cornelia Huck
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 26/36] scsi: set SCSI BUS itself as default HotplugHandler Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 27/36] scsi: convert pvscsi HBA to hotplug handler API Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 28/36] scsi: convert virtio-scsi " Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 29/36] scsi: cleanup not used anymore SCSIBusInfo{hotplug, hot_unplug} fields Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 30/36] usb-bot: mark device as non hotpluggable Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 31/36] usb-bot: drop not needed "allow_hotplug = 0" Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 32/36] usb-storage: " Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 33/36] usb: convert usb-ccid to hotplug handler API Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 34/36] usb: convert usb devices " Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 35/36] qdev: drop legacy hotplug fields/methods Igor Mammedov
2014-09-26 9:28 ` [Qemu-devel] [PATCH v2 36/36] qdev: HotplugHandler: add support for unplugging BUS-less devices Igor Mammedov
2014-10-01 8:57 ` Bharata B Rao
2014-10-01 9:57 ` Igor Mammedov
2014-10-01 10:52 ` Bharata B Rao
2014-10-01 12:43 ` Igor Mammedov
2014-10-01 12:46 ` Andreas Färber
2014-10-01 13:10 ` Igor Mammedov
2014-09-26 10:46 ` [Qemu-devel] [PATCH v2 00/36] complete conversion to hotplug-handler API Cornelia Huck
2014-09-26 11:31 ` Paolo Bonzini
2014-09-29 9:20 ` Gerd Hoffmann
2014-09-29 10:16 ` Michael S. Tsirkin
2014-09-29 10:28 ` Igor Mammedov
2014-09-29 10:42 ` Michael S. Tsirkin
2014-10-02 10:08 ` [Qemu-devel] [PATCH v2 37/36] qdev: device_del: search for to be unplugged device in 'peripheral' container Igor Mammedov
2014-10-07 11:59 ` Zhu Guihua
2014-10-07 12:10 ` Igor Mammedov
2014-10-07 13:23 ` Andreas Färber [this message]
2014-10-07 13:53 ` Igor Mammedov
2014-10-08 3:49 ` Zhu Guihua
2014-10-08 8:01 ` Paolo Bonzini
2014-10-09 1:50 ` Zhu Guihua
2014-10-09 6:21 ` Markus Armbruster
2014-10-13 17:33 ` [Qemu-devel] [PATCH v2 00/36] complete conversion to hotplug-handler API Andreas Färber
2014-10-14 9:37 ` Igor Mammedov
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