From: Wei Liu <wei.liu2@citrix.com>
To: Jan Beulich <JBeulich@suse.com>
Cc: Ian Jackson <Ian.Jackson@eu.citrix.com>,
Olaf Hering <olaf@aepfle.de>, Wei Liu <wei.liu2@citrix.com>,
xen-devel <xen-devel@lists.xenproject.org>
Subject: Re: [Xen-devel] libxl assertion failure when creating any kind of guest
Date: Wed, 22 May 2019 11:01:01 +0100 [thread overview]
Message-ID: <20190522100101.GL1846@zion.uk.xensource.com> (raw)
Message-ID: <20190522100101.JxP3qlGCIntlnJT6PfrL4aIXKFjcmqiiFhD1V1UtShQ@z> (raw)
In-Reply-To: <5CE50B130200007800231359@prv1-mh.provo.novell.com>
On Wed, May 22, 2019 at 02:40:51AM -0600, Jan Beulich wrote:
> >>> On 22.05.19 at 09:25, <olaf@aepfle.de> wrote:
> > Am Wed, 22 May 2019 01:11:54 -0600
> > schrieb "Jan Beulich" <JBeulich@suse.com>:
> >
> >> libxl__domain_build_info_setdefault (gc=0x7fffffffdee0,
> > b_info=0x7fffffffdb80)
> >> at libxl_create.c:143
> >
> > This is libxl_defbool_val(b_info->device_model_stubdomain).
> >
> > Due to the lack of a proper way to describe all the dependencies within
> > libxl I suggest to revert these commits for the time being:
> >
> > 278c64519c libxl: fix libxl_domain_need_memory after 899433f149d
> > 899433f149 libxl: fix migration of PV and PVH domUs with and without qemu
> > 3802ecbaa9 libxl: add helper function to set device_model_version
>
> Well, the alternative is the one line change below.
>
> Jan
>
> libxl: further fix libxl_domain_need_memory() after 899433f149d
>
> Besides providing a device_model_version setting (as done by 278c64519c
> ["libxl: fix libxl_domain_need_memory after 899433f149d"]), one is also
> needed for device_model_stubdomain, or else the respective assert() in
> libxl_defbool_val() (called from libxl__domain_build_info_setdefault())
> will trigger.
>
> Signed-off-by: Jan Beulich <jbeulich@suse.com>
>
> --- unstable.orig/tools/libxl/libxl_mem.c
> +++ unstable/tools/libxl/libxl_mem.c
> @@ -472,6 +472,7 @@ int libxl_domain_need_memory(libxl_ctx *
> * calculation doesn't really care which QEMU is set here, so we
> * go with the upstream default.
> */
> + libxl_defbool_setdefault(&b_info->device_model_stubdomain, false);
> if (!b_info->device_model_version)
> b_info->device_model_version = LIBXL_DEVICE_MODEL_VERSION_QEMU_XEN;
>
I have reverted those patches. There is one more regression that's more
serious and it is blocking osstest.
Wei.
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next prev parent reply other threads:[~2019-05-22 10:01 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-22 7:11 libxl assertion failure when creating any kind of guest Jan Beulich
2019-05-22 7:11 ` [Xen-devel] " Jan Beulich
2019-05-22 7:25 ` Olaf Hering
2019-05-22 7:25 ` [Xen-devel] " Olaf Hering
2019-05-22 8:09 ` Wei Liu
2019-05-22 8:09 ` [Xen-devel] " Wei Liu
2019-05-22 8:40 ` Jan Beulich
2019-05-22 8:40 ` [Xen-devel] " Jan Beulich
2019-05-22 10:01 ` Wei Liu [this message]
2019-05-22 10:01 ` Wei Liu
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