From: "Marek Marczykowski-Górecki" <marmarek@invisiblethingslab.com>
To: Jason Andryuk <jandryuk@gmail.com>
Cc: Wei Liu <wl@xen.org>, Ian Jackson <ian.jackson@eu.citrix.com>,
Simon Gaiser <simon@invisiblethingslab.com>,
Anthony PERARD <anthony.perard@citrix.com>,
xen-devel <xen-devel@lists.xenproject.org>,
Eric Shelton <eshelton@pobox.com>
Subject: Re: [Xen-devel] [PATCH v4 05/16] libxl: Handle Linux stubdomain specific QEMU options.
Date: Tue, 21 Jan 2020 22:18:35 +0100 [thread overview]
Message-ID: <20200121211835.GQ1314@mail-itl> (raw)
In-Reply-To: <CAKf6xpv--A2zUieSAY47L9dppsP43rd=zrJdVB_Rxps3CWTnqQ@mail.gmail.com>
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On Mon, Jan 20, 2020 at 02:24:18PM -0500, Jason Andryuk wrote:
> On Tue, Jan 14, 2020 at 9:42 PM Marek Marczykowski-Górecki
> <marmarek@invisiblethingslab.com> wrote:
> >
> > From: Eric Shelton <eshelton@pobox.com>
> >
> > This patch creates an appropriate command line for the QEMU instance
> > running in a Linux-based stubdomain.
> >
> > NOTE: a number of items are not currently implemented for Linux-based
> > stubdomains, such as:
> > - save/restore
> > - QMP socket
> > - graphics output (e.g., VNC)
> >
> > Signed-off-by: Eric Shelton <eshelton@pobox.com>
> >
> > Simon:
> > * fix disk path
> > * fix cdrom path and "format"
> > * pass downscript for network interfaces
>
> Since this is here...
>
> > Signed-off-by: Simon Gaiser <simon@invisiblethingslab.com>
> > [drop Qubes-specific parts]
>
> ...maybe mention dropping downscript here? Otherwise the commit
> message and contents don't match.
Ah, indeed.
>
> > Signed-off-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
> > ---
>
> <snip>
>
> > diff --git a/tools/libxl/libxl_create.c b/tools/libxl/libxl_create.c
> > index 142b960..a6d40b7 100644
> > --- a/tools/libxl/libxl_create.c
> > +++ b/tools/libxl/libxl_create.c
> > @@ -169,6 +169,31 @@ int libxl__domain_build_info_setdefault(libxl__gc *gc,
> > }
> > }
> >
> > + if (b_info->type == LIBXL_DOMAIN_TYPE_HVM &&
> > + libxl_defbool_val(b_info->device_model_stubdomain)) {
> > + if (!b_info->stubdomain_kernel) {
> > + switch (b_info->device_model_version) {
> > + case LIBXL_DEVICE_MODEL_VERSION_QEMU_XEN_TRADITIONAL:
> > + b_info->stubdomain_kernel =
> > + libxl__abs_path(NOGC, "ioemu-stubdom.gz", libxl__xenfirmwaredir_path());
> > + b_info->stubdomain_ramdisk = NULL;
> > + break;
> > + case LIBXL_DEVICE_MODEL_VERSION_QEMU_XEN:
> > + b_info->stubdomain_kernel =
> > + libxl__abs_path(NOGC,
> > + "stubdom-linux-kernel",
>
> Not to bikeshed, but this came up in a conversation a little while
> ago. Stubdom is a generic name, and this code is for a device model.
> So some combination of qemu{,-dm}{,-linux}-kernel seems more
> descriptive.
Minios-based use ioemu-stubdom, so maybe
ioemu-stubdom-linux-{kernel,rootfs}?
> Having said that, I'm fine with it as is since I don't imagine more
> stubdoms showing up.
>
> > + libxl__xenfirmwaredir_path());
> > + b_info->stubdomain_ramdisk =
> > + libxl__abs_path(NOGC,
> > + "stubdom-linux-rootfs",
> > + libxl__xenfirmwaredir_path());
> > + break;
> > + default:
> > + abort();
>
> Can we return an error instead?
For invalid enum value?
> > + }
> > + }
> > + }
> > +
> > if (!b_info->max_vcpus)
> > b_info->max_vcpus = 1;
> > if (!b_info->avail_vcpus.size) {
>
> <snip>
>
> Reviewed-by: Jason Andryuk <jandryuk@gmail.com>
--
Best Regards,
Marek Marczykowski-Górecki
Invisible Things Lab
A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?
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next prev parent reply other threads:[~2020-01-21 21:19 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-15 2:39 [Xen-devel] [PATCH v4 00/16] Add support for qemu-xen runnning in a Linux-based stubdomain Marek Marczykowski-Górecki
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 01/16] Document ioemu MiniOS stubdomain protocol Marek Marczykowski-Górecki
2020-01-20 18:30 ` Jason Andryuk
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 02/16] Document ioemu Linux " Marek Marczykowski-Górecki
2020-01-20 18:54 ` Jason Andryuk
2020-01-21 21:08 ` Marek Marczykowski-Górecki
2020-01-22 14:04 ` Jason Andryuk
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 03/16] libxl: fix qemu-trad cmdline for no sdl/vnc case Marek Marczykowski-Górecki
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 04/16] libxl: Allow running qemu-xen in stubdomain Marek Marczykowski-Górecki
2020-01-20 18:56 ` Jason Andryuk
2020-01-21 21:12 ` Marek Marczykowski-Górecki
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 05/16] libxl: Handle Linux stubdomain specific QEMU options Marek Marczykowski-Górecki
2020-01-20 19:24 ` Jason Andryuk
2020-01-21 21:18 ` Marek Marczykowski-Górecki [this message]
2020-01-22 14:25 ` Jason Andryuk
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 06/16] libxl: write qemu arguments into separate xenstore keys Marek Marczykowski-Górecki
2020-01-20 19:36 ` Jason Andryuk
2020-01-21 21:19 ` Marek Marczykowski-Górecki
2020-01-22 14:39 ` Jason Andryuk
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 07/16] xl: add stubdomain related options to xl config parser Marek Marczykowski-Górecki
2020-01-20 19:41 ` Jason Andryuk
2020-01-21 21:22 ` Marek Marczykowski-Górecki
2020-01-22 14:39 ` Jason Andryuk
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 08/16] tools/libvchan: notify server when client is connected Marek Marczykowski-Górecki
2020-01-20 19:44 ` Jason Andryuk
2020-01-21 21:28 ` Marek Marczykowski-Górecki
2020-01-22 14:43 ` Jason Andryuk
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 09/16] libxl: add save/restore support for qemu-xen in stubdomain Marek Marczykowski-Górecki
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 10/16] tools: add missing libxenvchan cflags Marek Marczykowski-Górecki
2020-01-20 19:58 ` Jason Andryuk
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 11/16] tools: add simple vchan-socket-proxy Marek Marczykowski-Górecki
2020-01-15 11:02 ` Jan Beulich
2020-01-16 17:11 ` Marek Marczykowski-Górecki
2020-01-17 8:13 ` Jan Beulich
2020-01-17 18:44 ` Rich Persaud
2020-01-17 18:56 ` Marek Marczykowski-Górecki
2020-01-21 19:43 ` Jason Andryuk
2020-01-21 23:09 ` Marek Marczykowski-Górecki
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 12/16] libxl: use vchan for QMP access with Linux stubdomain Marek Marczykowski-Górecki
2020-01-21 20:17 ` Jason Andryuk
2020-01-21 23:46 ` Marek Marczykowski-Górecki
2020-01-24 14:05 ` Jason Andryuk
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 13/16] Regenerate autotools files Marek Marczykowski-Górecki
2020-01-15 21:57 ` Rich Persaud
2020-01-21 20:56 ` Marek Marczykowski-Górecki
2020-01-21 21:28 ` Rich Persaud
2020-01-22 8:57 ` Lars Kurth
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 14/16] libxl: require qemu in dom0 even if stubdomain is in use Marek Marczykowski-Górecki
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 15/16] libxl: ignore emulated IDE disks beyond the first 4 Marek Marczykowski-Górecki
2020-01-21 20:24 ` Jason Andryuk
2020-01-15 2:39 ` [Xen-devel] [PATCH v4 16/16] libxl: consider also qemu in stubdomain in libxl__dm_active check Marek Marczykowski-Górecki
2020-01-21 20:25 ` Jason Andryuk
2020-01-22 16:50 ` [Xen-devel] [PATCH v4 00/16] Add support for qemu-xen runnning in a Linux-based stubdomain Jason Andryuk
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