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Re: [Qemu-devel] [PATCH 3/7] device-introspect-test: New, covering devic
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [PATCH 3/7] device-introspect-test: New, covering device introspection |
Date: |
Fri, 18 Sep 2015 09:55:08 -0600 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 |
On 09/18/2015 06:00 AM, Markus Armbruster wrote:
> The test doesn't check the output makes any sense, only that QEMU
Reads slightly better as:
s/check/check that/
> survives. Useful since we've had an astounding number of crash bugs
> around there.
>
> In fact, we have a bunch of them right now: several devices crash or
> hang, and all CPUs leave a dangling pointer behind. Blacklist them in
> the test. The next commits will fix.
>
> Signed-off-by: Markus Armbruster <address@hidden>
> ---
> tests/Makefile | 11 ++-
> tests/device-introspect-test.c | 149
> +++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 157 insertions(+), 3 deletions(-)
> create mode 100644 tests/device-introspect-test.c
>
> @@ -478,8 +483,8 @@ $(patsubst %, check-qtest-%, $(QTEST_TARGETS)):
> check-qtest-%: $(check-qtest-y)
> $(call quiet-command,QTEST_QEMU_BINARY=$*-softmmu/qemu-system-$* \
> QTEST_QEMU_IMG=qemu-img$(EXESUF) \
> MALLOC_PERTURB_=$${MALLOC_PERTURB_:-$$((RANDOM % 255 + 1))} \
> - gtester $(GTESTER_OPTIONS) -m=$(SPEED)
> $(check-qtest-$*-y),"GTESTER $@")
> - $(if $(CONFIG_GCOV),@for f in $(gcov-files-$*-y); do \
> + gtester $(GTESTER_OPTIONS) -m=$(SPEED) $(check-qtest-generic-y)
> $(check-qtest-$*-y),"GTESTER $@")
Long line; worth adding a \ line-wrap?
> +++ b/tests/device-introspect-test.c
> @@ -0,0 +1,149 @@
> +/*
> + * Covers QMP device-list-properties and HMP device_add help. We
> + * currently don't check their output makes sense, only that QEMU
again, might be better as:
s/check/check that/
> +static void test_one_device(const char *type)
> +{
> + QDict *resp;
> + char *help;
> +
> + /* FIXME device-list-properties crashes for abstract device, skip */
> + if (strcmp(type, "device")) {
> + resp = qmp("{'execute': 'device-list-properties',"
> + " 'arguments': {'typename': %s}}",
> + type);
> + QDECREF(resp);
> + }
> +
> + help = hmp("device_add \"%s,help\"", type);
> + g_free(help);
The comment mentions a skip, and the commit message header mentioned a
blacklist, but I'm not seeing a skip here. Am I missing something?
> +
> +static bool blacklisted(const char *type)
> +{
> + static const char *blacklist[] = {
> + /* crash in object_unref(): */
> + "pxa2xx-pcmcia",
> + /* hang in object_unref(): */
> + "realview_pci", "versatile_pci", "s390-sclp-event-facility", "sclp",
> + /* create a CPU, thus use after free (see below): */
> + "allwinner-a10", "digic", "fsl,imx25", "fsl,imx31", "xlnx,zynqmp",
> + };
Okay, here's the blacklist the commit message mentioned, but maybe that
means the earlier comment is stale?
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- Re: [Qemu-devel] [PATCH 7/7] tests: Simplify how qom-test is run, (continued)
[Qemu-devel] [PATCH 4/7] qmp: Fix device-list-properties not to crash for abstract device, Markus Armbruster, 2015/09/18
[Qemu-devel] [PATCH 1/7] libqtest: Clean up unused QTestState member sigact_old, Markus Armbruster, 2015/09/18
[Qemu-devel] [PATCH 2/7] libqtest: New hmp() & friends, Markus Armbruster, 2015/09/18
[Qemu-devel] [PATCH 3/7] device-introspect-test: New, covering device introspection, Markus Armbruster, 2015/09/18
- Re: [Qemu-devel] [PATCH 3/7] device-introspect-test: New, covering device introspection,
Eric Blake <=
[Qemu-devel] [PATCH 5/7] qdev: Protect device-list-properties against broken devices, Markus Armbruster, 2015/09/18
Re: [Qemu-devel] [PATCH 5/7] qdev: Protect device-list-properties against broken devices, Eric Blake, 2015/09/18
Re: [Qemu-devel] [PATCH 5/7] qdev: Protect device-list-properties against broken devices, Eduardo Habkost, 2015/09/18