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* qmp: Include parent type on 'qom-list-types' outputEduardo Habkost2017-07-171-10/+74
| | | | | | | | | | | | | | | | Include name of parent type of each type on 'qom-list-types' output. Without this, there's no way to figure out the parents of a given type without making additional 'qom-list-types' queries. In addition to the test case for the new feature, update the abstract-interface test case to use the new field and avoid the "qom-list-types implements=object" trick. Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Message-Id: <20170707122215.8819-4-ehabkost@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
* qmp: Include 'abstract' field on 'qom-list-types' outputEduardo Habkost2017-07-171-13/+40
| | | | | | | | | | | | | | | | A client may be interested in getting the list of both abstract and non-abstract types. Instead of requiring them to make multiple queries with different filter arguments, just return an 'abstract' field in 'qom-list-types'. In addition to the new test code for validating this field, update the abstract-interfaces test case to query for all 'interface' subtypes (including abstract ones), and to look at the 'abstract' field directly. Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Message-Id: <20170707122215.8819-3-ehabkost@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
* tests: Simplify abstract-interfaces check with a helperEduardo Habkost2017-07-171-18/+25
| | | | | | | | | | Add a new type_list_find() helper to device-introspect-test.c, to simplify the code at test_abstract_interfaces(). Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Message-Id: <20170707122215.8819-2-ehabkost@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
* qobject: Use simpler QDict/QList scalar insertion macrosEric Blake2017-05-091-2/+2
| | | | | | | | | | | | | | | | | | We now have macros in place to make it less verbose to add a scalar to QDict and QList, so use them. Patch created mechanically via: spatch --sp-file scripts/coccinelle/qobject.cocci \ --macro-file scripts/cocci-macro-file.h --dir . --in-place then touched up manually to fix a couple of '?:' back to original spacing, as well as avoiding a long line in monitor.c. Signed-off-by: Eric Blake <eblake@redhat.com> Reviewed-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20170427215821.19397-7-eblake@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Signed-off-by: Markus Armbruster <armbru@redhat.com>
* qom: Make all interface types abstractEduardo Habkost2017-01-161-3/+57
| | | | | | | | | | | | | "qom-list-types abstract=false" currently returns all interface types, as if they were not abstract. Fix this by making sure all interface types are abstract. All interface types have instance_size == 0, so we can use it to set abstract=true on type_initialize(). Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Message-Id: <1481567461-2341-1-git-send-email-ehabkost@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
* tests: Remove unnecessary glib.h includesPeter Maydell2016-06-071-1/+0Star
| | | | | | | | | | | Remove glib.h includes, as it is provided by osdep.h. This commit was created with scripts/clean-includes. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Eric Blake <eblake@redhat.com> Tested-by: Eric Blake <eblake@redhat.com> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
* tests: Clean up includesPeter Maydell2016-02-161-1/+1
| | | | | | | | | | | Clean up includes so that osdep.h is included first and headers which it implies are not included manually. This commit was created with scripts/clean-includes. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Eric Blake <eblake@redhat.com> Tested-by: Eric Blake <eblake@redhat.com>
* qdev: Protect device-list-properties against broken devicesMarkus Armbruster2015-10-091-27/+0Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Several devices don't survive object_unref(object_new(T)): they crash or hang during cleanup, or they leave dangling pointers behind. This breaks at least device-list-properties, because qmp_device_list_properties() needs to create a device to find its properties. Broken in commit f4eb32b "qmp: show QOM properties in device-list-properties", v2.1. Example reproducer: $ qemu-system-aarch64 -nodefaults -display none -machine none -S -qmp stdio {"QMP": {"version": {"qemu": {"micro": 50, "minor": 4, "major": 2}, "package": ""}, "capabilities": []}} { "execute": "qmp_capabilities" } {"return": {}} { "execute": "device-list-properties", "arguments": { "typename": "pxa2xx-pcmcia" } } qemu-system-aarch64: /home/armbru/work/qemu/memory.c:1307: memory_region_finalize: Assertion `((&mr->subregions)->tqh_first == ((void *)0))' failed. Aborted (core dumped) [Exit 134 (SIGABRT)] Unfortunately, I can't fix the problems in these devices right now. Instead, add DeviceClass member cannot_destroy_with_object_finalize_yet to mark them: * Hang during cleanup (didn't debug, so I can't say why): "realview_pci", "versatile_pci". * Dangling pointer in cpus: most CPUs, plus "allwinner-a10", "digic", "fsl,imx25", "fsl,imx31", "xlnx,zynqmp", because they create such CPUs * Assert kvm_enabled(): "host-x86_64-cpu", host-i386-cpu", "host-powerpc64-cpu", "host-embedded-powerpc-cpu", "host-powerpc-cpu" (the powerpc ones can't currently reach the assertion, because the CPUs are only registered when KVM is enabled, but the assertion is arguably in the wrong place all the same) Make qmp_device_list_properties() fail cleanly when the device is so marked. This improves device-list-properties from "crashes, hangs or leaves dangling pointers behind" to "fails". Not a complete fix, just a better-than-nothing work-around. In the above reproducer, device-list-properties now fails with "Can't list properties of device 'pxa2xx-pcmcia'". This also protects -device FOO,help, which uses the same machinery since commit ef52358 "qdev-monitor: include QOM properties in -device FOO, help output", v2.2. Example reproducer: $ qemu-system-aarch64 -machine none -device pxa2xx-pcmcia,help Before: qemu-system-aarch64: .../memory.c:1307: memory_region_finalize: Assertion `((&mr->subregions)->tqh_first == ((void *)0))' failed. After: Can't list properties of device 'pxa2xx-pcmcia' Cc: "Andreas Färber" <afaerber@suse.de> Cc: "Edgar E. Iglesias" <edgar.iglesias@gmail.com> Cc: Alexander Graf <agraf@suse.de> Cc: Anthony Green <green@moxielogic.com> Cc: Aurelien Jarno <aurelien@aurel32.net> Cc: Bastian Koppelmann <kbastian@mail.uni-paderborn.de> Cc: Blue Swirl <blauwirbel@gmail.com> Cc: Eduardo Habkost <ehabkost@redhat.com> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn> Cc: Jia Liu <proljc@gmail.com> Cc: Leon Alrae <leon.alrae@imgtec.com> Cc: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Cc: Max Filippov <jcmvbkbc@gmail.com> Cc: Michael Walle <michael@walle.cc> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Peter Maydell <peter.maydell@linaro.org> Cc: Richard Henderson <rth@twiddle.net> Cc: qemu-ppc@nongnu.org Cc: qemu-stable@nongnu.org Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Message-Id: <1443689999-12182-10-git-send-email-armbru@redhat.com>
* qmp: Fix device-list-properties not to crash for abstract deviceMarkus Armbruster2015-10-091-11/+4Star
| | | | | | | | | | | Broken in commit f4eb32b "qmp: show QOM properties in device-list-properties", v2.1. Cc: qemu-stable@nongnu.org Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Andreas Färber <afaerber@suse.de> Message-Id: <1443689999-12182-9-git-send-email-armbru@redhat.com>
* device-introspect-test: New, covering device introspectionMarkus Armbruster2015-10-091-0/+158
The test doesn't check that the output makes any sense, only that QEMU survives. Useful since we've had an astounding number of crash bugs around there. In fact, we have a bunch of them right now: a few devices crash or hang, and some leave dangling pointers behind. The test skips testing the broken parts. The next commits will fix them up, and drop the skipping. Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-Id: <1443689999-12182-8-git-send-email-armbru@redhat.com>